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UHF DIGITAL TRANSCEIVER NX-820H(G)/820H SERVICE MANUAL © 2012-9 PRINTED IN JAPAN B53-7033-00 (Y) 672 Modular jack (E58-0535-05) Key top (K29-9479-01) Panel assy (A62-1200-03) Badge (B43-1675-04) CONTENTS GENERAL ....................................................2 SYSTEM SET-UP .........................................4 REALIGNMENT ...........................................4 INSTALLATION ............................................7 DISASSEMBLY FOR REPAIR .....................9 CIRCUIT DESCRIPTION ...........................11 COMPONENTS DESCRIPTION ................17 PARTS LIST ...............................................19 EXPLODED VIEW ......................................29 PACKING ...................................................30 TROUBLE SHOOTING ..............................31 ADJUSTMENT ...........................................35 This product complies with the RoHS directive for the European market. TERMINAL FUNCTION .............................56 PC BOARD DISPLAY UNIT (X54-3830-10) ...............60 TX-RX UNIT (X57-8240-1X)....................62 INTERCONNECTION DIAGRAM...............66 SCHEMATIC DIAGRAM ............................67 BLOCK DIAGRAM .....................................78 LEVEL DIAGRAM ......................................81 OPTIONAL ACCESSORIES KRA-40..................................................82 SPECIFICATIONS ................. BACK COVER This product uses Lead Free solder. NX-820H(G)/820H Document Copyrights Firmware Copyrights Copyright 2012 by JVC KENWOOD Corporation. All rights reserved. No part of this manual may be reproduced, translated, distributed, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, for any purpose without the prior written permission of JVC KENWOOD Corporation. The title to and ownership of copyrights for firmware embedded in KENWOOD product memories are reserved for JVC KENWOOD Corporation. Any modifying, reverse engineering, copy, reproducing or disclosing on an Internet website of the firmware is strictly prohibited without prior written consent of JVC KENWOOD Corporation. Furthermore, any reselling, assigning or transferring of the firmware is also strictly prohibited without embedding the firmware in KENWOOD product memories. Disclaimer While every precaution has been taken in the preparation of this manual, JVC KENWOOD Corporation assumes no responsibility for errors or omissions. Neither is any liability assumed for damages resulting from the use of the information contained herein. JVC KENWOOD Corporation reserves the right to make changes to any products herein at any time for improvement purposes. Transceivers containing AMBE+2™ Vocoder: The AMBE+2™ voice coding technology is embedded in the firmware under the license of Digital Voice Systems, Inc. GENERAL INTRODUCTION PRE-INSTALLATION CONSIDERATIONS SCOPE OF THIS MANUAL 1. UNPACKING This manual is intended for use by experienced technicians familiar with similar types of commercial grade commu ni ca tions equipment. It contains all required service information for the equipment and is current as of the publication date. Changes which may occur after publication are covered by either Service Bulletins or Manual Revisions. These are issued as required. Unpack the radio from its shipping container and check for accessory items. If any item is missing, please contact KENWOOD immediately. ORDERING REPLACEMENT PARTS When ordering replacement parts or equipment information, the full part identification number should be included. This applies to all parts : components, kits, or chassis. If the part number is not known, include the chassis or kit number of which it is a part, and a sufficient description of the required component for proper identification. PERSONAL SAFETY The following precautions are recommended for personal safety: • DO NOT transmit if someone is within two feet (0.6 meter) of the antenna. • DO NOT transmit until all RF connectors are secure and any open connectors are properly terminated. • SHUT OFF this equipment when near electrical blasting caps or while in an explosive atmosphere. • All equipment should be properly grounded before powerup for safe operation. • This equipment should be serviced by only qualified technicians. 2 2. PRE-INSTALLATION CHECKOUT 2-1. Introduction Each radio is adjusted and tested before shipment. However, it is recommended that receiver and transmitter operation be checked for proper operation before installation. 2-2. Testing The radio should be tested complete with all cabling and accessories as they will be connected in the final installation. Transmitter frequency, deviation, and power output should be checked, as should receiver sensitivity, squelch operation, and audio output. Signalling equipment operation should be verified. 3. PLANNING THE INSTALLATION 3-1. General Inspect the vehicle and determine how and where the radio antenna and accessories will be mounted. Plan cable runs for protection against pinching or crushing wiring, and radio installation to prevent overheating. 3-2. Antenna The favored location for an antenna is in the center of a large, flat conductive area, usually at the roof center. The trunk lid is preferred, bond the trunk lid and vehicle chassis using ground straps to ensure the lid is at chassis ground. NX-820H(G)/820H GENERAL 3-3. Radio 4-2. Radio location The universal mount bracket allows the radio to be mounted in a variety of ways. Be sure the mounting surface is adequate to support the radio’s weight. Allow sufficient space around the radio for air cooling. Position the radio close enough to the vehicle operator to permit easy access to the controls when driving. Select a convenient location for your control station radio which is as close as practical to the antenna cable entry point. Secondly, use your system’s power supply (which supplies the voltage and current required for your system). Make sure sufficient air can flow around the radio and power supply to allow adequate cooling. 3-4. DC Power and wiring SERVICE 1. This radio may be installed in negative ground electrical systems only. Reverse polarity will cause the cable fuse to blow. Check the vehicle ground polarity before installation to prevent wasted time and effort. 2. Connect the positive power lead directly to the vehicle battery positive terminal. Connecting the Positive lead to any other positive voltage source in the vehicle is not recommended. 3. Connect the ground lead directly to the battery negative terminal. 4. The cable provided with the radio is sufficient to handle the maximum radio current demand. If the cable must be extended, be sure the additional wire is sufficient for the current to be carried and length of the added lead. This radio is designed for easy servicing. Refer to the schematic diagrams, printed circuit board views, and alignment procedures contained in this manual. NOTE If you do not intend to use the speaker 3.5-mm jack and the D-sub 15-pin connector, fit the supplied speaker-jack cap and ACC cap to stop dust and sand from getting in. Speaker jack cap ACC. 4. INSTALLATION PLANNING – CONTROL STATIONS 4-1. Antenna system Control station. The antenna system selection depends on many factors and is beyond the scope of this manual. Your KENWOOD dealer can help you select an antenna system that will best serve your particular needs. Antenna connector ACC. cap SMA W/GPS Type only Power input connector 3 NX-820H(G)/820H SYSTEM SET-UP Merchandise received Frequency range (MHz) RF power Choose the type of transceiver Type 450~520 45W NX-820H(G)K/820HK 400~470 45W NX-820H(G)K2/820HK2 See page 4. A personal computer, programming interface (KPG-46A/46U), and FPU (programming software) are required for programming. Transceiver programming KCT-60 Connection cable (Option) See page 6. KCT-36 Extension cable (Option) (Option) KCT-18 Ignition sense cable KES-3 External speaker (Option) (Option) KES-5 External speaker See page 7. See page 8. Delivery REALIGNMENT 1. Modes 2. How to Enter Each Mode User mode Panel test mode Panel tuning mode PC mode Data programming mode Firmware programming mode PC test mode PC tuning mode Clone mode Firmware version information Mode Mode Operation User mode Power ON Panel test mode [ ]+Power ON Panel tuning mode Panel test mode+[ ] PC mode Received commands from PC Firmware programming mode [ ]+Power ON ]+Power ON (One second) Clone mode [ Firmware version information [ ]+Power ON Function User mode For normal use. Panel test mode Use by the dealer to check the fundamental characteristics. 3. Panel Test Mode Setting method refer to ADJUSTMENT. Panel tuning mode Used by the dealer to tune the transceiver. PC mode Used for communication between the transceiver and PC. Data programming Used to read and write frequency data and mode other features to and from the transceiver. PC test mode Used to check the transceiver using the PC. This feature is included in the FPU. PC tuning mode Used to tune the transceiver using the PC. Firmware Used when changing the main program of programming mode the flash memory. 4 Clone mode Used to transfer programming data from one transceiver to another. Firmware version information Used to confirm the internal firmware version. 4. Panel Tuning Mode Setting method refer to ADJUSTMENT. 5. PC Mode 5-1. Preface The transceiver is programmed using a personal computer, a programming interface (KPG-46A/46U) and FPU (programming software). The programming software can be used with a PC. Figure 1 shows the setup of a PC for programming. NX-820H(G)/820H REALIGNMENT 5-2. Connection procedure 1. Connect the transceiver to the computer using the interface cable. PC KPG-46A or KPG-46U Tuning cable (E30-3383-05) Note: • You must install the KPG-46U driver in the computer to use the USB programming interface cable (KPG-46U). 2. When the Power is switched on, user mode can be entered immediately. When the PC sends a command, the transceiver enters PC mode, and “PROGRAM” is displayed on the LCD. When data is transmitting from the transceiver, the red LED blinks. When data is receiving by the transceiver, the green LED blinks. FPU Note: The data stored in the computer must match the “Model Name” when it is written into the EEPROM. PC PC D-SUB (9-pin) USB KPG-46A 5-3. KPG-46A description (PC programming interface cable: Option) The KPG-46A is required to interface the transceiver to the computer. It has a circuit in its D-sub connector (KPG-46A: 9-pin) case that converts the RS-232C logic level to the TTL level. The KPG-46A connects the 8-pin microphone connector of the transceiver to the RS-232C serial port of the computer. 5-4. KPG-46U description (USB programming interface cable: Option) The KPG-46U is a cable which connects to a USB port on a computer. When using the KPG-46U, install the supplied CD-ROM (with driver software) in the computer. The KPG-46U driver runs under Windows XP, Vista or 7. The latest version of the USB driver is available for download from the following URL: http//www.kenwood.com/usb-com/ (This URL may change without notice.) 5-5. Programming Software : KPG-141D (ver.3.00 or later) description The FPU is the programming software for the transceiver supplied on a CD-ROM. This software runs under Windows XP, Vista or 7 on a PC. The data can be input to or read from the transceiver and edited on the screen. The programmed or edited data can be printed out. It is also possible to tune the transceiver. KPG-46U Transceiver Transceiver Fig. 1 6. Firmware Programming Mode 6-1. Preface Flash memory is mounted on the transceiver. This allows the transceiver to be upgraded when new features are released in the future. (For details on how to obtain the fi rmware, contact Customer Service.) 6-2. Connection procedure Connect the transceiver to the personal computer using the interface cable (KPG-46A/46U). (Connection is the same as in the PC Mode.) 6-3. Programming 1. Start up the firmware programming software (Fpro.exe(ver. 6.1 or later)). The Fpro.exe exists in the KPG-141D installed holder. 2. Set the communications speed (normally, 115200 bps)and communications port in the confi guration item. 3. Set the firmware to be updated by File name item. 4. Press and hold the [ ] key while turning the transceiver power ON. Then, the orange LED on the transceiver lights and “FIRM PRG” is displayed. 5. Check the connection between the transceiver and the personal computer, and make sure that the transceiver is in the Program mode. 6. Press “write” button in the window. When the transceiverstarts to receive data, the "LOADING" display lights. 7. If writing ends successfully, the checksum is calculated and a result is displayed. 8. If you want to continue programming other transceivers, repeat steps 4 to 7. 5 NX-820H(G)/820H REALIGNMENT correct, “CLONE LOCK” is redisplayed. 6-4. Function If you press the [ ] key while “FIRM PRG” is displayed, the checksum is calculated, and a result is displayed.If you press the [ ] key again while the checksum isdisplayed, “FIRM PRG” is redisplayed. Note: • This mode cannot be entered if the Firmware Programming mode is set to Disable in the Programming software. • Normally, write in the high-speed mode. Cloning cable (E30-3382-05) Fig. 2 7. Clone Mode Programming data can be transferred from one transceiver to another by connecting them via their modular microphone jacks. The operation is as follows (the transmit transceiver is the source and the receive transceiver is a target). 7-2. Flow chart (Source transceiver) Press [ Note : Clone mode should be enabled. 1. Turn the source transceiver power ON with the [ ] key held down (1 second), “CLONE MODE” is displayed on the LCD. 2. Power on the target transceiver. 3. Connect the cloning cable (No. E30-3382-05) to the modular microphone jacks on the source and target. 4. Press the [ ] key on the source transceiver. The data of the source is sent to the target. While the source is sending data, red LED blinked. While the target is receiving the data, “PROGRAM” is displayed and green LED blinked. When cloning of data is completed, the source displays “END”, and the source red LED turned off, and the target automatically operates in the User mode. The target can then be operated by the same program as the source. 5. The other target can be continuously cloned. Carry out the operation in step 2 to 4. 7-1. Adding the data password If the read authorization password is set in the optional feature menu, you must enter the password (Source transceiver) to activate a clone mode. You can use 0~9 to configure the password. The maximum length of the password is 6 digits. 1. [ ]+Power ON. 2. “CLONE LOCK” is displayed on the LCD. 3. If the [ ] and [ ] keys is pressed while “CLONE LOCK” is displayed, numbers (0 to 9) are displayed flashing. When you press the [ ] key, the currently selected number is determined. If you press the [ ] key after entering the password in this procedure, “CLONE MODE” is displayed if the entered password is correct. If the password is in- 6 Is password* set? * Read Authorization password No ] key + Power ON for 1 second Yes Shows CLONE LOCK Enter password Is entered password correct? No Yes Clone mode [ ] 8. Firmware Version Information Press and hold the [ ] key while turning the transceiver power ON and then keep pressing and holding the [ ] key, the firmware version information appears on the LCD. NX-820H(G)/820H INSTALLATION 1. Connection Cable (KCT-60: Option) The KCT-60 connection cable kit is used to connect the transceiver to a Horn alert cable, KCT-18 (Ignition sense cable), KES-5 (External speaker), or through the KCT-36 extension cable. 1-1. Installing the KCT-60 (Connection cable) in the transceiver 1. Remove the ACC. cap on the rear of the transceiver. 2. Connect the D-sub connector of the KCT-60 to the D-sub 15-pin terminal of the transceiver. 3. Connect the 15-pin connector of the KCT-60 to a Horn alert cable, KCT-18, KES-5, or through a KCT-36 extension cable. Note: You must setup using the KPG-141D. 2-1. Installation Procedure 1. Remove the ACC. cap on the rear of the transceiver. 2. Connect the D-sub connector of the KCT-60 to the D-sub 15-pin terminal of the transceiver. 3. Insert the two crimp terminals of the Horn alert cable to pins 13 and 14 of the square plug. 4. Connect the square plug to the 15-pin connector of the KCT-60. 5. Connect the remaining two Horn alert cables to your car Horn alert signal control. The internal FET switch can be controlled by turning the HA function on/off and by using a signaling decode output. The maximum current of HA is 2A. This switch is the FETswitch of P-channel type. Therefore, a DC power supply is necessary to use the HR1. The voltage range is from 5V to 16V. (Default) 13. HR1 14. HR2 3. GND Note: You must set up using the KPG-141D. KCT-60 Horn alert cable, KCT-18, KES-5 or through KCT-36 extension cable 13 10 7 14 11 8 15 12 9 1-2. Terminal function 4 5 6 1 2 3 D-sub 15-pin Pin No. Function Molex 15-pin Pin No. 1 SB 1 2 IGN 2 3 PA or EXT-SP 12 4 DO 4 3. Ignition Sense Cable (KCT-18: Option) 5 DI 5 6 FNC1 9 The KCT-18 is an optional cable for enabling the ignition function. The ignition function lets you turn the transceiver power on and off with the car ignition key. KCT-60 13 Square plug 14 7 FNC2 11 8 FNC3 7 9 FNC4 6 10 FNC5 8 11 FNC6 10 12 5C - 13 HR1 13 14 HR2 14 15 GND 3 Crimp terminal Horn alert cable 3-1. Installing the KCT-18 (Ignition sense cable) in the transceiver 13 10 7 14 11 8 15 12 9 4 5 6 2. Horn Alert Function The Horn alert function (max. 2A drive) is enabled by installing the KCT-60 in the transceiver. 1 2 3 KCT-60 KCT-18 2 Square plug Ignition line of the car 7 NX-820H(G)/820H INSTALLATION 4. External Speaker (Option) 4-1. KES-5 Remove the R664, R635, R662, R659, R658 and R632 chip jumpers and solder the chip jumpers to R666, R633, R665, R663, R660 and R630. External speaker KES-5 can be installed for KCT-60. + ■ Connection procedure 1. Remove the ACC. cap on the rear of the transceiver. 2. Connect the D-sub connector of the KCT-60 to the D-sub 15-pin terminal of the transceiver. 3. Insert the two crimp terminals of the KES-5 to pins 3 and 12 of the square plug. 4. Connect the square plug to the 15-pin connector of the KCT-60. Note: You must set up using the KPG-141D. Before the external speaker can be used, you must assign one of the keys as “External Speaker”, using the KPG-141D. 5 R664 6 R666 R635 R662 R659 R658 R632 R633 R665 R663 R660 R630 15 16 R796 R798 IC703 5 6 R664 R635 R662 R659 R658 R632 15 16 R796 IC703 R797 19 20 R797 R799 19 20 TX-RX unit Component side ■ In the case of 5-1. 13 10 7 14 11 8 15 12 9 Black/ White lead 4 5 6 1 2 3 KCT-60 12 3 Square plug Black lead 5. Changing Serial Port Level 5-1. Change FNC1 (TXD) and FNC2 (RXD) of D-SUB 15-pin connector from TTL level to RS-232C level FNC1 (TXD /6pin ) and FNC2 (RXD /7pin ) of D-SUB 15pin connector are configured at the TTL level as the default value. But you can change these serial port level to RS232C level through the RS-232C level converter IC (IC516) by configuring the port. Remove the R664, R635 and R662 chip jumpers and solder the chip jumpers to R666, R633 and R665. 5-2. Change FNC1 (TXD), FNC2 (RXD), FNC3 (RTS) and FNC4 (CTS) of D-SUB 15-pin connector from TTL level to RS-232C level FNC1 (TXD /6pin ), FNC2 (RXD /7pin ), FNC3 (RTS /8pin ) and FNC4 (CTS /9pin ) of D-SUB 15-pin connector are configured at the TTL level as the default value. But you can change these serial port level to RS-232C level through the RS-232C level converter IC (IC516) by configuring the port. 8 [TTL level] R664,R635 and R662: 0 chip jumper. R666, R633 and R665: open. [RS-232C level] R666, R633 and R665: 0 chip jumper. R664, R635 and R662: open. ■ In the case of 5-2. [TTL level] R664, R635, R662, R659, R658 and R632: 0 chip jumper. R666, R633, R665, R663, R660 and R630: open. [RS-232C level] R666, R633, R665, R663, R660 and R630: 0 chip jumper. R664, R635, R662, R659, R658 and R632: open. 6. Changing of Signal Type 6-1.Change signal output of D-SUB connector from DEO to AFO The output (4pin) of D-SUB 15-pin connector is configured at the DEO as the default value. Remove the R796 chip jumper and solder the clip jumper to R798. 6-2.Change signal input of D-SUB connector from DI to MI2 The input (5pin) of D-SUB 15-pin connector is configured at the DI as the default value. Remove the R797 chip jumper and solder the clip jumper to R799. NX-820H(G)/820H DISASSEMBLY FOR REPAIR 1. Disassembly Procedure 1. Remove the cabinet, top packing and shielding plate of the transceiver. 3. Disconnect the flat cable from connector of the panel assembly. Cabinet Flat cable 4. Hook the finger to hole and while pulling the speaker holder to this side, expand the panel side of a to c, and remove the speaker holder from the front panel. b a c Speaker holder 2. To remove the panel assembly, first turn the transceiver upside down. Then, insert a flat-head screwdriver into the holes of the chassis and tilt it in the direction as shown by the arrow. Holes 5. When removing the TX-RX PCB, first remove the top packing. Then, remove the solder of the antenna hot pin and positive terminal of the DC cord. Remove the 16 screws from the TX-RX PCB, power module, and audio amp. Positive terminal of the DC cord Antenna hot pin Audio amp Panel assembly Power module TX-RX PCB Top packing 9 NX-820H(G)/820H DISASSEMBLY FOR REPAIR Note: When you supply power to the TX-RX PCB after removing the TX-RX PCB from the chassis, solder the positive and ground terminals of the DC cord (Recommendation: E30-3448-25) to the + and GND terminals of the TX-RX PCB. 2. When mounting the panel assembly, pass the flat cable through the hole of the chassis as shown below then connect the flat cable to connector of the panel assembly. Panel assembly Hole of the chassis Panel assembly + GND Chassis TX-RX PCB Component side 6. Pull it out behind the chassis by rotating the bush c of the DC cord 90 degrees in the direction of the arrow after the screw a in the negative terminal is removed, and the positive terminal b is removed from the chassis. Chassis 3. Fit the panel assembly into the two tabs of the chassis top side first. Then, fit the panel assembly into the two tabs of the chassis bottom side by turning the panel assembly. DC cord a b c 3. Correspondence when replacing the LED (D22 and D23) 2. Precautions for Reassembly 1. The tab from a to c is applied the front panel first. And, d to f tabs inside the front panel is pushed. When replacing the LED (D22 and D23), it makes it to length. LED D22 LED D23 b e a c d f Speaker holder Display PCB 10 13mm 12mm NX-820H(G)/820H CIRCUIT DESCRIPTION 1. Overview 3. Receiver System The NX-820 is a UHF Mobile transceiver designed to operate in the frequency range of 450 to 520MHz(K-type) or 400 to 470MHz(K2-type). The unit consists of a receiver, transmitter, phase-locked loop (PLL) frequency synthesizer, base band parts, power supply, and control circuits. 3-1. RF circuit An incoming RF signal from the antenna terminal is passed through the antenna switch (D110, 111 and 107) and then the bandpass filter (L215, 216 and 210). The bandpass filter is adjusted by a variable capacitor. The input voltage to the variable capacitor is regulated by the voltage output from the D/A converter (IC712). The signal is amplified by an RF amplifier (Q202), and passed through the bandpass filter (L207, 208, 209 and 211). The resulting signal is applied to the first mixer (Q201) where it is mixed with the first local oscillator signal output from the frequency synthesizer to produce the first IF (49.95MHz). 2. Frequency Configuration The receiver is a double-conversion super-heterodyne using a first intermediate frequency (IF) of 49.95MHz and a second IF of 450kHz. Incoming signals from the antenna are mixed with the local signal from the PLL circuit to produce the first IF of 49.95MHz. This is then mixed with the 50.4MHz second local oscillator output to produce the 450kHz second IF. The transmit signal frequency is generated by the PLL VCO, and modulated by the signal from the DSP. It is then amplified and fed to the antenna. ANT 1st MIX SP MCF MIX IF AMP TCXO 50.4 MHz 㽳 TX AMP Fig.1 MIC PLL VCO 㽲 㽲 400~470MHz(K2) 450~520MHz(K) AF AMP Baseband Circuit RF AMP 49.95 MHz 16. 8 MHz × 3 MIC AMP 㽳 350.05~420.05MHz(K2) 400.05~470.05MHz(K) Frequency configuration ANT L116 , 117 LPF D110, 111 L215, 216 , D107 210 ANT SW L207,208 L209,211 Q 202 BPF Q 201 1st MIX BPF XF 1 Q 305 CF 2 IC 303 MIX , AGC BPF RF AMP MCF BPF IF AMP 1st PLL OSC ( PLL) X1 Q303 TCXO 2 nd OSC PA AMP The first IF signal is passed through a four-pole monolithic crystal filter (XF1) to reject the adjacent channel signal. The filtered first IF signal is amplified by the first IF amplifier (Q305) and then applied to the IF system IC (IC303). The IF system IC provides a second mixer, AGC amplifier , and RSSI (Received Signal Strength Indicator). The second mixer mixes the first IF signal with the 50.4MHz of the second local oscillator output and produces the second IF signal of 450kHz. The second IF signal is passed through the ceramic filter (CF1) to reject the adjacent channel signal. The filtered second IF signal is amplified by the AGC amplifier. The signal from the AGC amplifier is input to an AD converter in ASIC (IC507) through the ceramic filter (CF2). CF 450kHz TX /RX : 㽲 ANT SW 3-2. IF circuit BPF CF1 x3 16.8 MHz IC 711 (1/ 2) IC711 ( 2 /2 ) IC 507 ASIC IC712 IC714 VOL SP IC502 DSP Fig.2 Receiver System 11 NX-820H(G)/820H CIRCUIT DESCRIPTION 3-3. Audio amplifier circuit 4-2. Base Band Circuit Audio processing (high-pass filter, low-pass filter, deemphasized and so on) in FM mode and decoding in NXDN mode are processed by the DSP (IC502). Audio signals from the ASIC (IC507), IC502 goes through the amplifier (IC711). The signal then goes through the D/A converter (IC712) and an amplifier (IC714). The audio signal output from the Audio band circuit is converted to digital data with a sampling frequency of 48 kHz. This digital data is sent to the DSP (IC502), and voice signals of 300Hz or lower and frequencies of 3kHz or higher are cut off so that an audio range 300Hz to 3kHz is extracted. The audio signal is then pre-emphasized in FM mode and synthesized with the signals, such as QT and DQT, as required, and is then output from the ASIC (IC507). In Digital mode, the audio signal is converted to the 4-Level FSK base band signal and is output from IC507. The DTMF and MSK base band signals are also generated by the DSP and output from IC507. LPF (IC701) works as smoothing filter. The output level according to the transmit carrier is fine-adjusted according to each modulation method. 3-4. Squelch Circuit This circuit amplifies the demodulated noise signal from the ASIC (IC507) after filtering through a LPF and HPF circuit. The amplified signal is then converted to a DC signal by the detection circuit. The converted signal is fed back to IC507. IC705 (1 / 2 ) DET IC 507 IC705 (2 / 2 ) Q702 D702 AMP RECT ASQ ASQAPC BPF AMP 4-3. Drive and Final amplifier The signal from the T/R switch (D17 is on) is amplified by the drive amplifier (Q102 ) to 16~17dBm. The output of the drive amplifier is amplified by the final amplifier module (IC102) to 45W (5.0W when the power is low). The output of the final amplifier module is then passed through the harmonic filter (LPF) and antenna switch (D110, D111 are on) and directional coupler and is applied to the antenna terminal. ASQDET Fig. 3 Squelch Circuit 4. Transmitter System 4-1. Audio Band Circuit 4-4. APC circuit The signal from the microphone is amplified by IC703 (1/2) and limited by the AGC circuit composed of D703, D704, Q703 and Q704. IC703 (2/2) works as an anti-aliasing LPF filter. The Automatic transmission power control (APC) circuit stabilizes the transmitter output power at a predetermined level by detecting the power module output with the directional COUPLER and diode detector (D104 and D105). The diode detector (D104 and D105) applies the detected voltage to the DC amplifier IC103 (2/2). The APC circuit is configured to protect over-current of the power module due to fluctuations of the load at the antenna end and to stabilize transmission output at voltage and temperature variations. IC2 IC 502 DSP MIC IC703 ( 2 / 2 ) AMP PLLIC IC701(1 / 2 ) IC507 ASIC LPF To TX stage VCO AGC D703,704 Q703,704 Fig. 4 Transmitter System ANT Q101 2SC3356-A(R24) From T / R SW D17 Pre DRIVE Q102 2SC3357-A DRIVE IC102 (K)RA60H44521101 (K2)RA60H40471101 D107,110,111 ANT SW FINAL Gate bias IC103 NJM12904RB1 80T Q105 FK 330301 DC SW Fig. 5 12 CPL D105 HSM88AS-E For DET APC MP / H_L ANT LPF APC Circuit D104 HSM88AS-E Rev DET NX-820H(G)/820H CIRCUIT DESCRIPTION 5-3. PLL IC (IC2) 5. PLL Frequency Synthesizer 5-1. TCXO (X1) The TCXO (X1) generates a reference frequency of 16.8MHz for the PLL frequency synthesizer. This reference frequency is applied to pin 9 of the PLL IC (IC2) and is connected to the IF circuit as a 2nd local signal through the Tripler. The frequency adjustment is achieved by switching the ratio of the dividing frequency. The resolution of the adjusting frequency is approximately 4Hz. 5-2. VCO There is an RX VCO and a TX VCO. The TX VCO (Q6) generates a transmit carrier and the RX VCO (Q5) generates the 1st local signal. For the VCO oscillation frequency, the transmit carrier is 450 to 520 MHz (K-type) or 400 to 470MHz (K2-type) and the 1st local signal is 400.05 to 470.05MHz (K-type) or 350.05 to 420.05MHz (K2-type). The VCO oscillation frequency is determined by one system of operation switching terminal "T/R" and two systems of voltage control terminals "CV" and "ASSIST". The operation switching terminal, "T/R", is controlled by the control line (/T_R) output from the ASIC (IC507). When the /T_R logic is low, the VCO outputs the transmit carrier and when it is high, it outputs the 1st local receive signal. The voltage control terminals, "CV" and "ASSIST", are controlled by the PLL IC (IC2) and ASIC (IC507) and the output frequency changes continuously according to the applied voltage. For the modulation input terminal, "VCO_MOD", the output frequency changes according to the applied voltage. This is used to modulate the VCO output. "VCO_MOD" works only when "/T_R" is low. Loop Filter TCXO 5-4. Local Switch (D16, D17) The connection destination of the signal output from the buffer amplifier (Q11) is changed with the diode switch (D17) that is controlled by the transmission power supply, HSW, and the diode switch (D16) that is controlled by the reception power supply, 50R. If the HSW logic is high, it is connected to a transmit-side drive (Q102). If the HSW logic is low, it is connected to a receive-side mixer (Q202). VCO BUFF AMP Q11 2SC5108(Y)F BUFF AMP D16,17 RKS151KJ T/ R SW to TX stage CV to 1st MIXer IC3(1/2) BD7542FVM HSW 50R PLL 50CS SDO1 PCK_RF /PCS RF PLLMOD The modulation signal of the Low-speed-Data is applied to pin 23 of the PLL IC (IC2). The modulation signal that is digital data of a sampling frequency of 96 kHz is set for the PLL IC by the DSP (IC502) through the “PLL_MOD” line. Q5,6 MCH3914(8)-H D3,4 1SV323F D7,8,9,10,11,12 1SV282-F Q10 D13 1SV278F 2SC5108(Y)F IC2 SKY72310-362 X1 16.8MHz The PLL IC compares the differences in phases of the VCO oscillation frequency and the TCXO reference frequency, returns the difference to the VCO CV terminal and realizes the "Phase Locked Loop" for the return control. This allows the VCO oscillation frequency to accurately match (lock) the desired frequency. When the frequency is controlled by the PLL , the frequency convergence time increases as the frequency difference increases when the set frequency is changed. To supplement this, the ASIC (IC507) is used before control by the PLL IC to bring the VCO oscillation frequency close to the desired frequency. As a result, the VCO CV voltage does not change and is always stable at approximately 2.5V. The desired frequency is set for the PLL IC by the ASIC (IC507) through the 3-line "SDO1", "P_SCK1", "/PCS_RF" serial bus. Whether the PLL IC is locked or not is monitored by the ASIC through the “PLD” signal line. If the VCO is not the desired frequency (unlocked), the "PLD" logic is low. VCO MOD 150C ASSIST IC3(2/2) BD7542FVM Fig. 6 BPF PLL circuit 13 NX-820H(G)/820H CIRCUIT DESCRIPTION 6. Control Circuit The control circuit consists of the ASIC (IC507) and its peripheral circuits. IC507 mainly performs the following: 1) Switching between transmission and reception via the PTT signal input. 2) Reading system, zone, frequency, and program data from the memory circuit. 3) Sending frequency program data to the PLL. 4) Controlling the squelch on/off using the DC voltage from the squelch circuit. 5) Controlling the audio mute circuit using the decode data input. 6-1. ASIC The ASIC (IC507) is a 32bit RISC processor, equipped with a peripheral function and ADC/DAC. This ASIC operates at 18.432MHz clock and 3.3V /1.5V DC. It controls the flash memory, SRAM, DSP, the receive circuit, the transmitter circuit, the control circuit, and the display circuit and transfers data to or from an external device. 6-5. DSP The DSP circuit consists of a DSP (IC502) and processes the base band signal. The DSP operates on an external clock of 18.432MHz (the same as the IC507), the I/O section operates at 3.3V and the core section operates at 1.5V. The DSP carries out the following processes: • 4 level FSK processing • Analog FM pre-emphasis/de-emphasis • Vocoder processing between the audio codec and modulation/demodulation • CAI processing, such as error correction encoding • QT/DQT encoding/decoding • DTMF encoding/decoding • MSK encoding/decoding • 2-tone encoding/decoding • Compressor/expander processing • Voice scrambler processing • Transmit/receive audio filtering processing • Microphone amplifier AGC processing • Audio mute processing • Modulation level processing 6-2. Memory Circuit The memory circuit consists of the ASIC (IC507), the SRAM (IC503) and the flash memory (IC501). The flash memory has a capacity of 32Mbit which contains the transceiver control program for the ASIC and stores the data. It also stores the data for the transceiver channels and operating parameters that are written by the FPU. This program can be easily written from external devices. The SRAM has a capacity of 1Mbit which contains the work area and data area. ■ Flash memory Note : The flash memory stores the data that is written by the FPU (KPG-141D), tuning data (Deviation, Squelch, etc.) and firmware program (User mode, Test mode, Tuning mode, etc.). This data must be rewritten when replacing the flash memory. ■ SRAM (static memory) Note : The SRAM has a temporary data area and work area. 6-3. Display Unit The display unit is composed of the LCD driver IC (IC1), the LCD & Key backlight, etc. The LCD is controlled using the 4 serial lines (LCDDI,LCDCE,LCDCL,LCDDO) from the ASIC (IC507). 6-4. Key Detection Circuit The keys are detected using an LCD driver IC (IC1). If a pressed key is detected by IC1, the information is passed to IC507 through the serial line. 14 7. Power Supply Circuit +B is connected to the Final amplifier and the DC/DC converter IC (IC405). IC405 regulates the +B voltage to 5.0V (50M). 50M operates whenever +B is supplied. IC401 (33M) and IC408 (15M) are enabled while the 50M is operating. 33M and 15M provide the power to the ASIC (IC507), DSP (IC502), and Flash memory. At this time the ASIC starts working. The voltage detector IC (IC402) watches the +B voltage. If the +B voltage is higher than 8.6V, IC402 (/ BINT) outputs High. If the /BINT signal is high, Q403 (SB SW) is turned on by the SBC signal from the ASIC. (High : SBC=ON, Low : SBC=OFF). When the SB is turned on, IC1 (80C), IC404 (50C), Q402 (80ANT), Q404 (80T), Q415, 416 (150C), Q417 (50R) and Q408 (50CS) start working. IC409, Q409 and Q410 are controlled by the SBC signal. If the SBC signal becomes High, IC409 (33C) operates, and Q409 (33A_2) and Q410 (50MC SW) turn on. The ASIC sets the TXC signal to High during transmission to the supply power (80T) for the transmission circuit. The ASIC sets the signals (RXC) to High during reception to the supply power (50R) for the reception circuit. When the ASIC detects the PSW (Power switch) signal, IGN (Ignition sense) signal or /BINT signal, it sets the SBC signal to Low, and turns the transceiver power (SB) off. When D401 and Q401 detect an over-voltage condition, they turn Q403 (SB SW) off, but the ASIC continues to function. NX-820H(G)/820H CIRCUIT DESCRIPTION 㪂㪙 㪂㪙 㪝㫀㫅㪸㫃㩷㪘㪤㪧 㪝 㪋㪇㪈 㪌㪇㪤 㪠㪚㪋㪇㪌 㪛㪚㪆㪛㪚 㪝㪥㪚㩷㪙㪬㪝㪝 㪠㪚㪋㪇㪈 㪘㪭㪩 㪊㪊㪤 㪘㪪㪠㪚㩷㪛㫀㪾㫀㫋㪸㫃 㪛㪪㪧㩷㪠㪆㪦㪃㩷㪝㪣㪘㪪㪟 㪭㪚㪫㪚㪯㪦㪃㩷㪪㪩㪘㪤 㪚㫃㫆㪺㫂㩷㪙㫌㪽㪽 㪠㪚㪋㪇㪏 㪘㪭㪩 㪈㪌㪤 㪘㪪㪠㪚㩷㪚㫆㫉㪼 㪛㪪㪧㩷㪚㫆㫉㪼 㪠㪚㪋㪇㪍 㪘㪭㪩 㪊㪊㪘 㪘㪪㪠㪚㩷㪘㫅㪸㫃㫆㪾 㪞㪧㪪㩷㪙㪸㪺㫂㩷㫌㫇 㪠㪚㪋㪇㪐 㪘㪭㪩 㪊㪊㪘㪶㪉 㪛㪘㪚㪃㩷㪘㫌㪻㫀㫆 㪪㪙㪚㪉 㪠㪚㪋㪇㪐 㪘㪭㪩 㪊㪊㪚 㪠㪚㪋㪇㪎 㪘㪭㪩 㪊㪊㪞㪧㪪 㪨㪋㪈㪇 㪪㪮 㪌㪇㪤㪚 㪧㪣㪣㩷㪠㪚 㪫㪚㪯㪦㩿㪈㪍㪅㪏㪤㪟㫑㪀 㪪㪙㪚㪉 㪨㪋㪇㪈 㪪㪮 㪆㪦㪭㪩㪙 㪞㪧㪪 㪞㪧㪪㪚 㪠㪚㪋㪇㪉 㪛㪜㪫 㪆㪙㪠㪥㪫 㪝㪌㪇㪉 㪩㪪㪉㪊㪉㪚㩷㪚㫆㫅㫍㪼㫉㫋㪼㫉 㪛㪄㫊㫌㪹㩷㪈㪌 㪪㪙㪚㪉 㪨㪋㪇㪊 㪪㪮 㪠㪚㪈 㪘㪭㪩 㪏㪇㪚 㪨㪋㪈㪌㪃㪋㪈㪍 㪛㪚㪆㪛㪚 㪪㪙 㪘㫌㪻㫀㫆㩷㪧㫆㫎㪼㫉㩷㪘㪤㪧 㪛㫀㫊㫇㫃㫐㩷㪬㫅㫀㫋 㪛㪄㫊㫌㪹㩷㪈㪌 㪈㪌㪇㪚 㪭㪚㪦㩷㪫㫌㫅㪼㩷㩿㪘㫊㫊㫀㫊㫋㪀 㪝㫉㫆㫅㫋㩷㪜㫅㪻㩷㪫㫌㫅㫀㫅㪾 㪛㪛㪚㪣㪢 㪝㪌㪇㪊 㪨㪋㪇㪋 㪪㪮 㪏㪇㪫 㪨㪋㪇㪉 㪪㪮 㪏㪇㪘㪥㪫 㪠㪚㪋㪇㪋 㪘㪭㪩 㪌㪇㪚 㪫㪯㩷㪛㫉㫀㫍㪼㪃㩷㪘㪧㪚 㪫㪯㪚 㪘㪥㪫㩷㪪㪮 㪛㪪㪮 㪨㪋㪇㪏 㪪㪮 㪌㪇㪚㪪 㪨㪋㪈㪎 㪪㪮 㪌㪇㪩 㪪㪘㪭㪜 㪠㪆㪦㩷㪜㫏㫇㪸㫅㪻㪼㫉 㪧㪣㪣㩷㪠㪚 㪛㫀㫊㫇㫃㫐㩷㪬㫅㫀㫋㩿㪣㪜㪛㪀 㪚㫆㫄㫄㫆㫅㩷㪘㪤㪧 㪝㪶㫀㫅㩷㪘㪤㪧 㪩㪝㩷㪘㪤㪧㩿㪭㪚㪦㩷㪙㫌㪽㪽㪀 㪫㪯㪆㪩㪯㩷㪭㪚㪦 㪣㪥㪘㪃㩷㪤㫀㫏㪼㫉㪃㩷 㪠㪝㩷㪘㪤㪧㪃㩷㪝㪤㩷㪠㪚 㪩㪯㪚 Fig. 16 Power supply circuit 15 NX-820H(G)/820H CIRCUIT DESCRIPTION 8. Signaling Circuit 8-1. Encode (QT/DQT/DTMF/2TONE/MSK) Each signaling data signal of the QT, DQT, DTMF, 2TONE and MSK is generated by the DSP circuit, superposed on a modulation signal and output from the ASIC (IC507). Each deviation of the TX QT, DQT, DTMF, 2TONE and MSK tones are adjusted by changing the output level of the DSP (IC502) and the resulting signal is routed to the VCO and PLL. 8-2. Decode (QT/DQT/DTMF/2TONE/MSK) The audio signal is removed from the FM detection signal sent to the DSP circuit and the resulting signal is decoded by the DSP. 9. Compander Circuit The term “compander” means compressor and expander. The compander reduces noise by utilizing a compressor and an expander. The DSP (IC502) performs this operation. The ompander can be turned on or off using the FPU. 10. GPS Circuit (GPS model only) The GPS information function can be used by setting it through the FPU. The GPS signal of 1575.42MHz received with the GPS active antenna (with a built-in LNA) is processed by the GPS module (A801) and input to the ASIC (IC507) through the UART port. The ASIC (IC507) processes the GPS data (NMEA) and sends the resulting information to the LCD. 16 NX-820H(G)/820H COMPONENTS DESCRIPTION Display unit (X54-3830-10) Ref.No Part Name TX-RX unit (X57-8240-1X) Description Ref.No Part Name Description IC1 IC LCD Driver IC1 IC AVR(80C) Q3 TRANSISTOR TX/Busy LED Switch IC2 IC PLL System Q6 TRANSISTOR TX/Busy LED Switch IC3 IC DC AMP(CV/Assist) Q8 TRANSISTOR LCD Backlight Switch IC102 IC TX Power Module Q9 TRANSISTOR Backlight Switch IC103 IC OP AMP(APC) Q10 TRANSISTOR Status LED Switch IC201 IC DC AMP(BPF) Q11 TRANSISTOR Backlight Switch IC301 IC AND Gate D2 Diode Line Protection IC303 IC FM System D5-9 LED Key Backlight IC304 IC DC AMP(RSSI) D11-21 LED LCD Backlight IC401 IC AVR(33M) D22 LED Status LED IC402 IC Voltage Detector(BINT) D23 LED TX/Busy LED IC404 IC AVR(50C) D24 LED LCD Backlite IC405 IC DC/DC Converter(50M) D25 VARISTOR Line Protection IC406 IC AVR(33A) D26 Diode Key Control IC407 IC AVR(33GPS) D27 Zener diode Over DC Supply Protection IC408 IC AVR(15M) IC409 IC AVR(33C) IC501 IC Flash Memory IC502 IC DSP IC503 IC SRAM IC504 IC Reset IC506 IC Buffer AMP(Clock) IC507 IC ASIC IC508 IC AND Gate IC509 IC Dual BUS Buffer(HOOK/RXD/MKEYI) IC511 IC BUS Buffer IC512 IC Leval Shift IC513 IC Dual BUS Buffer(FNC3/FNC1) IC514 IC Dual BUS Buffer(FNC2/FNC4) IC515 IC I/O Expander IC516 IC RS-232C Driver IC701 IC VCO MOD/VREF IC702 IC LPF(APC/DMO) IC703 IC MIC SUM AMP/LPF(DI) IC705 IC BRF/Buffer AMP(SQ) IC711 IC RX SUM AMP/LPF(RX AF) IC712 IC D/A Converter IC713 IC MIC/RX Selector IC714 IC AF Power AMP IC716 IC Dual BUS Buffer(TXD1/MKEO) IC801 IC Dual BUS Buffer(TXD2/RXD2) 17 NX-820H(G)/820H COMPONENTS DESCRIPTION Ref. No Q1 18 Part Name Transistor Description DC Switch(Assist) Ref. No D2 Part Name Zener Diode Variable Capacitance Diode Variable Capacitance Diode Variable Capacitance Diode Variable Capacitance Diode Variable Capacitance Diode Variable Capacitance Diode Variable Capacitance Diode Variable Capacitance Diode Description Over Voltage Protection Q2 FET DC Switch(Assist) Q4 Transistor Ripple Filter Q5 Transistor Buffer AMP(PLL Fin) Q6 FET RX VCO Q7 FET TX VCO Q8,9 FET T/R VCO Switch Q10,11 Transistor Buffer AMP D8 Q102 Transistor TX Drive AMP D9,10 Q105 FET DC Switch(H/L Power) Q106 Transistor DC Switch(50C) Q201 FET RX 1st Mixer D13 Q202 Transistor LNA D14 Diode Speed up Q303 Transistor Tripler D15 FM Modulation Q305 Transistor 1st IF AMP Variable Capacitance Diode Diode T/R Switch Transistor DC Switch(Over DC Supply Protection) D16,17 Q401 D101 Zener Diode Over Voltage Protection Q402 Transistor DC Switch(80ANT) D102 Diode Voltage Shift Q403 FET DC Switch(SB) D103 Diode Reverse Current Provention Q404 Transistor DC Switch(80T)) D104,105 Diode TX Power Detection Q405 Transistor DC Switch(80ANT) D106 Diode Reverse Current Provention Q407 Transistor DC Switch(50MC) D107 Diode Antenna Switch Q408 Transistor DC Switch(50CS) D108,109 Diode Over DC Supply Protection Q409 FET DC Switch(33A_2) D110,110 Diode Antenna Switch Q410 Transistor DC Switch(50MC) D112-114 Diode Over DC Supply Protection Q411 Transistor DC Switch(80T) D202-207 RX BPF Tune Q412 Transistor DC Switch(80ANT) Variable Capacitance Diode D401 Zener Diode Over DC Supply Protection Q414 Transistor DC Switch(150C) D403,404 Diode Reverse Current Provention Q415,416 Transistor DC/DC Converter D405 Diode Discharge Q417 Transistor DC Switch(50R) D406 Diode DC/DC Converter Q418 FET DC Switch(SB) D407 Diode DC/DC Converter(50M) Q501 FET DC Switch(System) D408,409 Diode DC/DC Converter Q502 Transistor DC Switch(Horn Alert) D410 Surge Absorption Surge Protection Q503 FET DC Switch(Horn Alert) D411 Diode Reverse Current Provention Q504 Transistor DC Switch(IGN) D502 Diode Reverse Current Provention Q701 FET SQL Noise BW Switch D504 Diode Reverse Current Provention Q702 Transistor Noise AMP D505-510 Diode Line Protection Q703,704 Transistor MIC AGC D511-513 Diode Reverse Current Provention Q705 FET Mute(MI1) D601 Diode Line Protection Q706 FET Mute(MI2) D701 Diode Reverse Current Provention Q708 Transistor Pop Noise prevention switch D702 Diode Noise Detector Q709 FET AF Mute Switch D703,704 Diode AF Detector D705,706 Diode Line Protection D801,801 Diode Over DC Supply Protection D4 D5 D6 D7 D11 RX VCO Frequency Control TX VCO Frequency Control PLL f-in BPF Tune RX VCO Assist Tune TX VCO Assist Tune RX VCO Assist Tune TX VCO Assist Tune PLL f-in BPF Tune NX-820H(G)/820H PARTS LIST ✽ New Parts. indicates safety critical components. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. L : Scandinavia Y : PX (Far East, Hawaii) C : China K : USA T : England X : Australia P : Canada E : Europe M : Other Areas NX-820H(G) / 820H DISPLAY UNIT (X54-3830-10) Ref. No. New Address parts Parts No. Description Destination Ref. No. New Address parts 1B 2B 3A ✽ ✽ A02-4073-21 A10-4161-01 A62-1200-03 PLASTIC CABINET CHASSIS PANEL ASSY 5 6 7 8 2B 2B 3A 1C ✽ B09-0732-03 B09-0754-05 B43-1675-04 B62-2421-00 CAP(D-SUB) CAP(SMA) BADGE INSTRUCTION MANUAL(E/S/F) 9 10 11 12 13 3B 2B 2B 1C 1C E29-1244-14 E04-0167-15 E04-0492-05 E30-7523-55 E30-7684-15 RELAY HARDWARE RF COAXIAL RECEPTACLE(M) RF COAXIAL RECEPTACLE(SMA) DC CORD ASSY ACCESSORY DC CORD 14 15 16 17 18 2A 2B 1B 1B 1C E37-1461-05 F10-3183-03 F10-3184-03 F10-3203-02 F52-0024-05 FLAT CABLE(30P) SHIELDING CASE(POWER MODULE) SHIELDING COVER(TOP) SHIELDING CASE(LPF) FUSE(15A/BLADE) ACCESSORY 19 20 21 22 23 1A 2B 1B 1B 3B G11-4353-04 G11-4578-04 G11-4611-04 G13-2102-04 G13-2363-04 SHEET(SHIELDING/BOTTOM) SHEET(FOR W/O SMA) SHEET(D-SUB) CONDUCTIVE CUSHION CUSHION(PANELHOLDER) 24 25 26 27 28 1B 2B 2B 2B 2B G13-2389-04 G13-2395-04 G53-1643-04 G53-1662-04 G53-1768-04 CUSHION(SHIELDING/TOP) CUSHION(X57) PACKING(DC CORD) PACKING(M/ANT) PACKING(SMA) 31 32 33 1B 3A 3A G53-1819-21 G53-1820-03 G53-1858-03 PACKING(CHASSIS) PACKING(PANEL) PACKING(SP) 40 41 42 2D 2D 2D H12-4345-12 H12-4346-12 H52-2568-02 PACKING FIXTURE PACKING FIXTURE ITEM CARTON CASE 43 46 47 3C 3A 1D J19-1584-15 J19-5542-02 J29-0726-03 HOLDER(MIC) ACCESSORY HOLDER(PANEL) BRACKET ACCESSORY 48 3A K29-9479-01 KEY TOP A 2B N30-2605-48 PAN HEAD MACHINE SCREW(SMA) B C 50 2A,2B 2A,2B 2C N67-3008-48 N87-2608-48 N99-2039-05 PAN HEAD SEMS SCREW BRAZIER HEAD TAPTITE SCREW SCREW SET ACCESSORY 51 52 3A 2C T07-0785-15 T91-0639-55 SPEAKER MICROPHONE(KMC-35) ACCESSORY X57-8240-14 X57-8240-15 X57-8240-16 X57-8240-17 TX-RX UNIT(FOR SERVICE) TX-RX UNIT(FOR SERVICE) TX-RX UNIT(FOR SERVICE) TX-RX UNIT(FOR SERVICE) ✽ ✽ ✽ ✽ ✽ ✽ ✽ Destination Description DISPLAY UNIT (X54-3830-10) NX-820H(G)/820H 1 2 3 Parts No. 101 102 2A 2A B11-1885-03 B38-0936-05 ILLUMINATION GUIDE LCD B30-2337-05 B30-2337-05 B30-2321-05 B30-2151-05 B30-2337-05 LED(YELLOW) LED(YELLOW) LED(BLUE) LED(RED/GREEN) LED(YELLOW) HGK,HGK2 D5 -9 D11 -21 D22 D23 D24 HGK,HGK2 C1 C2 ,3 C4 C5 C6 CC73HCH1H101J CC73HCH1H221J CC73HCH1H101J CC73HCH1H221J CK73HB1H471K CHIP C CHIP C CHIP C CHIP C CHIP C 100PF 220PF 100PF 220PF 470PF J J J J K C7 C10 C11 C12 C13 CK73HB1H102K CK73HB1H102K CC73HCH1H221J CC73HCH1H101J CK73HB1E103K CHIP C CHIP C CHIP C CHIP C CHIP C 1000PF 1000PF 220PF 100PF 0.010UF K K J J K C14 ,15 C21 C23 C24 ,25 C27 CK73HB1H102K CK73HB1E103K CK73HB1H102K CK73HB1E103K CK73HB1A105K CHIP C CHIP C CHIP C CHIP C CHIP C 1000PF 0.010UF 1000PF 0.010UF 1.0UF K K K K K C31 C32 ,33 C34 C35 ,36 CK73HB1H102K CK73HB1C473K CC73HCH1H470J CC73HCH1H221J CHIP C CHIP C CHIP C CHIP C 1000PF 0.047UF 47PF 220PF K K J J INTER CONNECTOR(LCD) FLAT CABLE CONNECTOR(30P) MODULAR JACK(MIC) HK,HK2 HGK,HGK2 HGK,HGK2 HGK HK HGK2 HK2 3A 3A 103 CN1 J1 3A 3A E29-1231-15 E40-6924-05 E58-0535-05 104 2A J21-8629-03 MOUNTING HARDWARE(LCD) L1 L2 ,3 L92-0138-05 L92-0140-05 CHIP FERRITE CHIP FERRITE CP1 R1 R2 -4 R5 R7 RK74HB1J101J RK73HB1J101J RK73HB1J103J RK73HB1J102J RK73HB1J000J CHIP-COM CHIP R CHIP R CHIP R CHIP R 100 100 10K 1.0K 0 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R9 R12 R14 R15 R17 RK73HB1J000J RK73HB1J101J RK73HB1J122J RK73HB1J000J RK73HB1J000J CHIP R CHIP R CHIP R CHIP R CHIP R 0 100 1.2K 0 0 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R18 R19 R20 R22 R23 RK73GB2A331J RK73GB2A221J RK73HB1J000J RK73HB1J000J RK73HB1J473J CHIP R CHIP R CHIP R CHIP R CHIP R 330 220 0 0 47K J J J J J 1/10W 1/10W 1/16W 1/16W 1/16W R24 ,25 R26 R28 R29 R34 -37 RK73HB1J332J RK73HB1J472J RK73FB2B121J RK73FB2B221J RK73GB2A271J CHIP R CHIP R CHIP R CHIP R CHIP R 3.3K 4.7K 120 220 270 J J J J J 1/16W 1/16W 1/8W 1/8W 1/10W 19 NX-820H(G)/820H PARTS LIST DISPLAY UNIT (X54-3830-10) TX-RX UNIT (X57-8240-XX) Ref. No. New Address parts Parts No. Destination Description Ref. No. New Address parts Parts No. Destination Description R38 -40 R41 R42 R43 R44 RK73HB1J472J RK73HB1J101J RK73HB1J272J RK73HB1J103J RK73HB1J222J CHIP R CHIP R CHIP R CHIP R CHIP R 4.7K 100 2.7K 10K 2.2K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W C55 C56 C57 ,58 C59 C59 CK73HB0J105K CC73HCH1H060B CK73HB1H471K CC73HCH1H200G CC73HCH1H240G CHIP C CHIP C CHIP C CHIP C CHIP C 1.0UF 6.0PF 470PF 20PF 24PF K B K G G R45 RK73HB1J472J CHIP R 4.7K J 1/16W D1 D2 D25 D26 D27 DZ2J062(M) DA3S101F MINISMDC020F HN2S03FE DZ2J062(M) ZENER DIODE DIODE VARISTOR DIODE ZENER DIODE C61 C63 C64 C65 C66 CC73HCH1H0R5B CC73HCH1H0R5B CK73FB1A106K CK73HB1H471K CC73HCH1H060B CHIP C CHIP C CHIP C CHIP C CHIP C 0.5PF 0.5PF 10UF 470PF 6.0PF B B K K B HGK,HK IC1 Q3 Q6 Q8 Q9 LC75857W-E KTC4075E(Y,GR) KTC4075E(Y,GR) KTC4075E(Y,GR) QST7 MOS-IC TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR C66 C67 C67 C68 C68 ,69 CC73HCH1H070B CC73HCH1H040B CC73HCH1H050B CC73HCH1H030B CC73HCH1H060B CHIP C CHIP C CHIP C CHIP C CHIP C 7.0PF 4.0PF 5.0PF 3.0PF 6.0PF B B B B B HGK2,HK2 HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 LTC014EEBFS8 KTC4075E(Y,GR) TRANSISTOR TRANSISTOR CC73HCH1H060B CK73GB1E105K CC73HCH1H180G CC73HCH1H040B CC73HCH1H050B CHIP C CHIP C CHIP C CHIP C CHIP C 6.0PF 1.0UF 18PF 4.0PF 5.0PF B K G B B HGK,HK Q10 Q11 C69 C70 C71 C72 C72 C73 C74 C76 C78 C80 CK73HB1H471K CC73HCH1H0R5B CC73HCH1H0R5B CK73HB1H471K CK73HB1H471K CHIP C CHIP C CHIP C CHIP C CHIP C 470PF 0.5PF 0.5PF 470PF 470PF K B B K K C81 C82 C83 C84 C85 -87 CC73HCH1H070B CK73HB1H471K CC73HCH1H100B CC73HCH1H030B CK73HB1H471K CHIP C CHIP C CHIP C CHIP C CHIP C 7.0PF 470PF 10PF 3.0PF 470PF B K B B K C88 C89 C90 C90 C91 CK73HB1A104K CC73HCH1H060B CC73HCH1H070B CC73HCH1H100B C93-0787-05 CHIP C CHIP C CHIP C CHIP C CHIP C 0.10UF 6.0PF 7.0PF 10PF 0.1UF K B B B J C102 C103 C104 C106,107 C108 CK73HB1H471K CK73HB1H103K CK73HB1H471K CK73HB1H471K CK73FB1E475K CHIP C CHIP C CHIP C CHIP C CHIP C 470PF 0.010UF 470PF 470PF 4.7UF K K K K K C109 C110,111 C113 C116 C117,118 CC73HCH1H060B CK73HB1H471K CC73HCH1H101J CC73HCH1H101J CK73HB1H471K CHIP C CHIP C CHIP C CHIP C CHIP C 6.0PF 470PF 100PF 100PF 470PF B K J J K C119 C124 C124 C125 C127 CC73HCH1H060B CC73HCH1H060B CC73HCH1H070B CK73HB1H471K CC73HCH1H220J CHIP C CHIP C CHIP C CHIP C CHIP C 6.0PF 6.0PF 7.0PF 470PF 22PF B B B K J C128 C129 C129 C131 C133 CC73HCH1H470J CC73HCH1H060B CC73HCH1H070B CC73HCH1H101J CC73HCH1H221J CHIP C CHIP C CHIP C CHIP C CHIP C 47PF 6.0PF 7.0PF 100PF 220PF J B B J J C134 C134,135 C136 C137 C140 CK73HB1H471K CK73HB1H471K CK73FB1H471K CC73HCH1H101J CS77LA1C4R7M CHIP C CHIP C CHIP C CHIP C CHIP TNTL 470PF 470PF 470PF 100PF 4.7UF K K K J 16WV TX-RX UNIT (X57-8240-XX) -10:HGK -11:HK -12:HGK2 -13:HK2 C1 C2 C3 ,4 C5 ,6 C7 CK73HB1E103K CC73HCH1H101J CK73HB1H103K CC73HCH1H100B CK73HB1H103K CHIP C CHIP C CHIP C CHIP C CHIP C 0.010UF 100PF 0.010UF 10PF 0.010UF K J K B K C8 C9 C10 ,11 C12 C12 CK73HB1H471K CC73HCH1H100B CK73HB1H103K CC73HCH1H050B CC73HCH1H070B CHIP C CHIP C CHIP C CHIP C CHIP C 470PF 10PF 0.010UF 5.0PF 7.0PF K B K B B C16 -21 C22 C23 C25 ,26 C28 CC73HCH1H101J CK73HB1A104K CC73HCH1H101J CC73HCH1H101J CC73HCH1H101J CHIP C CHIP C CHIP C CHIP C CHIP C 100PF 0.10UF 100PF 100PF 100PF J K J J J C29 C30 C31 C32 C33 CS77MA1VR15M CK73GB1E105K CC73HCH1H470J CS77BA1D100M CK73HB1H103K CHIP TNTL CHIP C CHIP C CHIP TNTL CHIP C 0.15UF 1.0UF 47PF 10UF 0.010UF 35WV K J 20WV K C34 C36 C39 C41 C43 C93-1906-05 CC73HCH1H101J CC73HCH1H330J CK73HB1H471K CK73HB1H471K CHIP FILM CHIP C CHIP C CHIP C CHIP C 0.047UF 100PF 33PF 470PF 470PF J J J K K C46 C47 C47 C48 C49 CC73HCH1H050B CC73HCH1H030B CC73HCH1H040B CC73HCH1H050B CC73HCH1H100B CHIP C CHIP C CHIP C CHIP C CHIP C 5.0PF 3.0PF 4.0PF 5.0PF 10PF B B B B B C49 C50 C50 C51 C51 CC73HCH1H180G CC73HCH1H151J CC73HCH1H271J CC73HCH1H271J CK73HB1H471K CHIP C CHIP C CHIP C CHIP C CHIP C 18PF 150PF 270PF 270PF 470PF G J J J K HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 HGK,HK C53 C53 ,54 C54 CC73HCH1H050B CC73HCH1H050B CC73HCH1H080B CHIP C CHIP C CHIP C 5.0PF 5.0PF 8.0PF B B B HGK2,HK2 HGK,HK HGK2,HK2 20 HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 HGK2,HK2 HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 HGK,HK HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 HGK2,HK2 HGK,HK HGK2,HK2 HGK2,HK2 NX-820H(G)/820H PARTS LIST TX-RX UNIT (X57-8240-XX) Ref. No. New Address parts Parts No. Destination Description Ref. No. New Address parts Parts No. Destination Description C142 C144 C145 C146 C148 CC73HCH1H220J CC73HCH1H470J CK73HB1A104K C93-0550-05 CC73HCH1H101J CHIP C CHIP C CHIP C CHIP C CHIP C 22PF 47PF 1.5PF 1.0PF 100PF J J K C J HGK2,HK2 HGK2,HK2 HGK2,HK2 HGK,HK HGK2,HK2 C219 C220 C220 C221 C221 CK73HB1H471K CC73HCH1H120G CC73HCH1H150G CC73HCH1H040B CC73HCH1H080B CHIP C CHIP C CHIP C CHIP C CHIP C 470PF 12PF 15PF 4.0PF 8.0PF K G G B B C149 C149 C150 C151 C151 CC73HCH1H220J CK73HB1H471K CK73GB1E105K C93-0551-05 C93-0553-05 CHIP C CHIP C CHIP C CHIP C CHIP C 22PF 470PF 1.0UF 1.5PF 3.0PF J K K C C HGK,HK HGK2,HK2 HGK2,HK2 HGK,HK HGK2,HK2 C222 C222 C223 C224 C224 CC73HCH1H020B CC73HCH1H100B CK73HB1H471K CC73HCH1H130G CC73HCH1H150G CHIP C CHIP C CHIP C CHIP C CHIP C 2.0PF 10PF 470PF 13PF 15PF B B K G G HGK,HK HGK2,HK2 C152 C154 C155 C156 C157 C92-0875-05 CK73HB1E223K CK73HB1H471K CC73HCH1H101J CK73HB1H102K ELECTRO CHIP C CHIP C CHIP C CHIP C 47UF 0.022UF 470PF 100PF 1000PF 25WV K K J K C225 C225 C226 C226 C227,228 CC73HCH1H040B CC73HCH1H080B CC73HCH1H040B CC73HCH1H050B CK73HB1H471K CHIP C CHIP C CHIP C CHIP C CHIP C 4.0PF 8.0PF 4.0PF 5.0PF 470PF B B B B K HGK2,HK2 HGK,HK HGK,HK HGK2,HK2 C158 C161 C165 C167 C168 CK73HB1H471K CC73GCH1H040C CK73HB1H471K CC73GCH1H040C CK73HB1H471K CHIP C CHIP C CHIP C CHIP C CHIP C 470PF 4.0PF 470PF 4.0PF 470PF K C K C K C230 C230,231 C231 C232 C232 CC73HCH1H100B CC73HCH1H080B CC73HCH1H050B CC73HCH1H050B CC73HCH1H090B CHIP C CHIP C CHIP C CHIP C CHIP C 10PF 8.0PF 5.0PF 5.0PF 9.0PF B B B B B HGK2,HK2 HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 C169 C171 C172,173 C175 C175 CK73HB1H102K CC73HCH1H101J CK73HB1H471K CC73FCH1H020B CC73FCH1H060B CHIP C CHIP C CHIP C CHIP C CHIP C 1000PF 100PF 470PF 2.0PF 6.0PF K J K B B HGK,HK HGK2,HK2 C233 C234 C239 C240 C246 CK73HB1H471K CC73HCH1H100B CK73GB1H104K CK73GB1E105K CK73HB1H471K CHIP C CHIP C CHIP C CHIP C CHIP C 470PF 10PF 0.10UF 1.0UF 470PF K B K K K C177 C179 C179 C180 C180 C93-1871-05 C93-0553-05 C93-0554-05 C93-0555-05 C93-0556-05 CHIP C CHIP C CHIP C CHIP C CHIP C 100PF 3.0PF 4.0PF 5.0PF 6.0PF 250WV C C C D HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 C250 C251 C252,253 C254 C254 CK73HB1H471K CC73HCH1H070B CK73HB1H471K CC73HCH1H040B CC73HCH1H050B CHIP C CHIP C CHIP C CHIP C CHIP C 470PF 7.0PF 470PF 4.0PF 5.0PF K B K B B HGK2,HK2 HGK,HK C183 C184 C187,188 C190 C191 C93-1852-05 C93-0557-05 CK73HB1H102K CC73HCH1H070B CC73GCH1H220J CHIP C CHIP C CHIP C CHIP C CHIP C 6.0PF 7.0PF 1000PF 7.0PF 22PF 250WV D K B J C255 C256 C256 C263 C263 CC73HCH1H020B CC73HCH1H180G CC73HCH1H220G CC73HCH1H070B CC73HCH1H100B CHIP C CHIP C CHIP C CHIP C CHIP C 2.0PF 18PF 22PF 7.0PF 10PF B G G B B HGK,HK HGK2,HK2 HGK,HK HGK,HK HGK2,HK2 C192 C193 C194 C197 C197 CC73GCH1H120J CC73GCH1H330J CC73GCH1H100D C93-1855-05 C93-1857-05 CHIP C CHIP C CHIP C CHIP C CHIP C 12PF 33PF 10PF 7.0PF 8.0PF J J D 250WV 250WV C289 C290 C290,291 C291 C292 CC73HCH1H101J CC73HCH1H030B CC73HCH1H020B CC73HCH1H020B CC73HCH1H080B CHIP C CHIP C CHIP C CHIP C CHIP C 100PF 3.0PF 2.0PF 2.0PF 8.0PF J B B B B HGK2,HK2 HGK,HK HGK2,HK2 HGK2,HK2 C201,202 C203 C204 C205 C206 CK73HB1E103K CK73HB1H471K CK73FB1E475K CK73HB1H471K CC73HCH1H1R5B CHIP C CHIP C CHIP C CHIP C CHIP C 0.010UF 470PF 4.7UF 470PF 1.5PF K K K K B C292 C293 C294 C295 C296 CC73HCH1H100B CK73HB1H471K CC73HCH1H100B CC73HCH1H060B CC73HCH1H180G CHIP C CHIP C CHIP C CHIP C CHIP C 10PF 470PF 10PF 6.0PF 18PF B K B B G HGK,HK C207 C208 C208 C209 C210 CK73HB1H471K CC73HCH1H040B CC73HCH1H060B CC73HCH1H120J CK73HB1E103K CHIP C CHIP C CHIP C CHIP C CHIP C 470PF 4.0PF 6.0PF 12PF 0.010UF K B B J K C296,297 C297 C299 C306 C307 CC73HCH1H101J CC73HCH1H101J CK73HB1H471K CK73HB1E103K CK73HB1A104K CHIP C CHIP C CHIP C CHIP C CHIP C 100PF 100PF 470PF 0.010UF 0.10UF J J K K K HGK,HK HGK2,HK2 C211 C212 C212 C213 C214 CC73HCH1H010B CC73HCH1H080B CC73HCH1H120G CC73HCH1H020B CC73HCH1H070B CHIP C CHIP C CHIP C CHIP C CHIP C 1.0PF 8.0PF 12PF 2.0PF 7.0PF B B G B B C309 C312 C313 C315 C316 CC73HCH1H100B CK73HB1H103K CK73HB1A104K CK73HB1E103K CC73HCH1H100B CHIP C CHIP C CHIP C CHIP C CHIP C 10PF 0.010UF 0.10UF 0.010UF 10PF B K K K B C214 C215,216 C217 C218 C218 CC73HCH1H080B CK73HB1H471K CC73HCH1H020B CC73HCH1H050B CC73HCH1H060B CHIP C CHIP C CHIP C CHIP C CHIP C 8.0PF 470PF 2.0PF 5.0PF 6.0PF B K B B B C317 C322 C323 C324 C325 CC73HCH1H101J CC73HCH1H101J CC73HCH1H151J CC73HCH1H330G CC73HCH1H680G CHIP C CHIP C CHIP C CHIP C CHIP C 100PF 100PF 150PF 33PF 68PF J J J G G HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 HGK2,HK2 HGK,HK HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 HGK2,HK2 21 NX-820H(G)/820H PARTS LIST TX-RX UNIT (X57-8240-XX) Ref. No. New Address parts Parts No. Destination Description Ref. No. New Address parts Parts No. Destination Description C326 C327 C330 C332-335 C336 CC73HCH1H100B CK73HB1A104K CK73HB1A104K CK73HB1A104K CK73FB1A106K CHIP C CHIP C CHIP C CHIP C CHIP C 10PF 0.10UF 0.10UF 0.10UF 10UF B K K K K C453 C454,455 C456 C457,458 C460 CK73HB1H103K CK73GB1C225K CK73HB1H103K CC73HCH1H101J CC73HCH1H101J CHIP C CHIP C CHIP C CHIP C CHIP C 0.010UF 2.2UF 0.010UF 100PF 100PF K K K J J C337 C338 C339 C340 C341 CK73HB1A104K CK73FB1A106K CK73HB1A104K CK73HB1H103K CK73HB1A104K CHIP C CHIP C CHIP C CHIP C CHIP C 0.10UF 10UF 0.10UF 0.010UF 0.10UF K K K K K C461 C462 C463 C464 C465,466 CK73HB1A105K CK73GB1E105K CC73HCH1H101J CK73HB1A105K CK73GB1E105K CHIP C CHIP C CHIP C CHIP C CHIP C 1.0UF 1.0UF 100PF 1.0UF 1.0UF K K J K K C342 C343-345 C346 C347 C348 CK73HB1A105K CK73HB1A104K CK73HB1A105K CK73HB1H103K CC73HCH1H470J CHIP C CHIP C CHIP C CHIP C CHIP C 1.0UF 0.10UF 1.0UF 0.010UF 47PF K K K K J C468 C469 C471 C472 C475 CK73HB1H103K CK73HB1A105K CC73HCH1H101J CK73HB1H102K CK73GB1E105K CHIP C CHIP C CHIP C CHIP C CHIP C 0.010UF 1.0UF 100PF 1000PF 1.0UF K K J K K C350 C351 C357 C358 C359-361 CK73HB1H103K CC73HCH1H101J CC73HCH1H0R5B CC73HCH1H100B CK73HB1E103K CHIP C CHIP C CHIP C CHIP C CHIP C 0.010UF 100PF 0.5PF 10PF 0.010UF K J B B K C476 C477 C501-504 C505-507 C508,509 CK73HB1A104K CK73GB1H104K CK73HB1A104K CK73GB0J106K CK73HB1A105K CHIP C CHIP C CHIP C CHIP C CHIP C 0.10UF 0.10UF 0.10UF 10UF 1.0UF K K K K K C363 C366 C367 C368 C369 CC73HCH1H220G CK73HB1E103K CK73HB1H103K CK73HB1H471K CK73HB1H103K CHIP C CHIP C CHIP C CHIP C CHIP C 22PF 0.010UF 0.010UF 470PF 0.010UF G K K K K C510 C512 C514-516 C518-520 C521 CK73HB1A104K CK73HB1A104K CK73HB1A104K CK73HB1A104K CC73HCH1H101J CHIP C CHIP C CHIP C CHIP C CHIP C 0.10UF 0.10UF 0.10UF 0.10UF 100PF K K K K J C371 C401 C403 C405 C408,409 CK73HB1H103K C92-0968-05 CK73HB1H471K CK73HB1H103K CK73HB1H103K CHIP C ELECTRO CHIP C CHIP C CHIP C 0.010UF 470UF 470PF 0.010UF 0.010UF K 25WV K K K C522,523 C524 C525-531 C532 C533 CK73HB1A104K CK73HB1A105K CK73HB1A104K CK73HB1H103K CK73GB0J106K CHIP C CHIP C CHIP C CHIP C CHIP C 0.10UF 1.0UF 0.10UF 0.010UF 10UF K K K K K C410 C411 C413 C416 C417 CK73GB1C225K CK73GB1H104K CC73HCH1H101J CK73HB1H103K CC73HCH1H101J CHIP C CHIP C CHIP C CHIP C CHIP C 2.2UF 0.10UF 100PF 0.010UF 100PF K K J K J C534 C535 C536 C537 C541 CK73HB1A104K CK73HB1H272K CK73HB1A104K CK73HB1H102K CK73HB1A104K CHIP C CHIP C CHIP C CHIP C CHIP C 0.10UF 2700PF 0.10UF 1000PF 0.10UF K K K K K C420 C422 C423,424 C425 C427 CK73GB1E105K CK73HB1H102K CC73HCH1H101J CK73HB1H103K CK73GB1H473K CHIP C CHIP C CHIP C CHIP C CHIP C 1.0UF 1000PF 100PF 0.010UF 0.047UF K K J K K C542 C543,544 C545 C546 C547 CK73HB1H103K CK73HB1A104K CK73FB1A106K CK73HB1H103K CC73HCH1H101J CHIP C CHIP C CHIP C CHIP C CHIP C 0.010UF 0.10UF 10UF 0.010UF 100PF K K K K J C428 C429 C430 C431 C432 CK73HB1A104K CK73HB1H471K CK73FB1E475K CC73HCH1H101J CK73GB1H104K CHIP C CHIP C CHIP C CHIP C CHIP C 0.10UF 470PF 4.7UF 100PF 0.10UF K K K J K C548 C549 C551 C552 C553 CK73HB1H103K CK73HB1A104K CK73HB1A104K CK73HB1H103K CK73HB1A105K CHIP C CHIP C CHIP C CHIP C CHIP C 0.010UF 0.10UF 0.10UF 0.010UF 1.0UF K K K K K C433,434 C435 C436 C437 C438,439 CK73FB1E475K CK73GB1C225K CK73HB1H103K CK73FB1E475K CK73GB1H104K CHIP C CHIP C CHIP C CHIP C CHIP C 4.7UF 2.2UF 0.010UF 4.7UF 0.10UF K K K K K C555,556 C558 C559 C560 C563 CK73HB1H103K CK73HB1A104K CK73FB1A106K CC73HCH1H030B CC73HCH1H101J CHIP C CHIP C CHIP C CHIP C CHIP C 0.010UF 0.10UF 10UF 3.0PF 100PF K K K B J C440 C441 C442 C443 C445,446 C92-0875-05 CK73GB1C225K CK73HB1H103K CK73GB1E105K CK73HB1H103K ELECTRO CHIP C CHIP C CHIP C CHIP C 47UF 2.2UF 0.010UF 1.0UF 0.010UF 25WV K K K K C565-568 C569 C570 C572-576 C577 CK73HB1A104K CK73HB1H103K CK73HB1A105K CK73HB1A104K CK73HB1H103K CHIP C CHIP C CHIP C CHIP C CHIP C 0.10UF 0.010UF 1.0UF 0.10UF 0.010UF K K K K K C447 C448 C449 C450,451 C452 CK73GB1E105K CK73HB1H103K CK73GB1E105K CK73FB1A106K CS77LA1C4R7M CHIP C CHIP C CHIP C CHIP C CHIP TNTL 1.0UF 0.010UF 1.0UF 10UF 4.7UF K K K K 16WV C578 C579-581 C602 C603 C604 CK73HB1A105K CK73HB1H103K CK73HB1H103K CC73HCH1H101J CK73HB1H102K CHIP C CHIP C CHIP C CHIP C CHIP C 1.0UF 0.010UF 0.010UF 100PF 1000PF K K K J K 22 NX-820H(G)/820H PARTS LIST TX-RX UNIT (X57-8240-XX) Ref. No. New Address parts Parts No. Destination Description Ref. No. New Address parts Parts No. Destination Description C605 C607 C609-611 C612 C613 CC73HCH1H101J CC73HCH1H101J CC73HCH1H470J CC73HCH1H101J CK73HB1H103K CHIP C CHIP C CHIP C CHIP C CHIP C 100PF 100PF 47PF 100PF 0.010UF J J J J K C762 C765 C766,767 C769 C770 CK73HB1H103K CC73HCH1H220J CK73GB0J475K CK73HB1E103K CK73HB1A104K CHIP C CHIP C CHIP C CHIP C CHIP C 0.010UF 22PF 4.7UF 0.010UF 0.10UF K J K K K C614-618 C620 C621 C622-624 C625 CC73HCH1H101J CC73HCH1H101J CK73HB1H102K CK73HB1H103K CK73HB1A104K CHIP C CHIP C CHIP C CHIP C CHIP C 100PF 100PF 1000PF 0.010UF 0.10UF J J K K K C771 C773 C774 C775 C776 CK73HB1H122K CK73HB1E103K CK73HB1A104K CC73HCH1H101J CK73HB1A393K CHIP C CHIP C CHIP C CHIP C CHIP C 1200PF 0.010UF 0.10UF 100PF 0.039UF K K K J K C626 C627-630 C632 C633-642 C643 CK73GB1H103K CK73GB1E105K CK73HB1H102K CC73HCH1H101J CK73HB1E223K CHIP C CHIP C CHIP C CHIP C CHIP C 0.010UF 1.0UF 1000PF 100PF 0.022UF K K K J K C777 C778 C779,780 C782 C784 CK73HB1A104K CK73HB1A105K CC73HCH1H101J CK73HB1A104K CK73FB1A106K CHIP C CHIP C CHIP C CHIP C CHIP C 0.10UF 1.0UF 100PF 0.10UF 10UF K K J K K C644 C645 C646 C647 C648 CC73HCH1H101J CK73GB1H103K CC73HCH1H101J CK73HB1H103K CK73GB1H104K CHIP C CHIP C CHIP C CHIP C CHIP C 100PF 0.010UF 100PF 0.010UF 0.10UF J K J K K C786 C788 C790,791 C796 C797,798 CK73HB1A104K CK73FB1E475K CK73FB1A106K CK73GB1E105K CK73GB1C224K CHIP C CHIP C CHIP C CHIP C CHIP C 0.10UF 4.7UF 10UF 1.0UF 0.22UF K K K K K C649 C650-652 C660 C661 C680 CK73GB1H103K CK73HB1A104K CC73HCH1H101J CC73HCH1H470J CK73HB1A104K CHIP C CHIP C CHIP C CHIP C CHIP C 0.010UF 0.10UF 100PF 47PF 0.10UF K K J J K C801 C802 C803,804 C805 C806 C92-0875-05 CK73HB1H102K C92-0906-05 CK73HB1H102K CK73GB1E105K ELECTRO CHIP C ELECTRO CHIP C CHIP C 47UF 1000PF 330UF 1000PF 1.0UF 25WV K 16WV K K C701 C702 C704 C705 C706 CK73HB1H682K CK73HB1H102K CK73HB1A105K CC73HCH1H470J CK73HB1A104K CHIP C CHIP C CHIP C CHIP C CHIP C 6800PF 1000PF 1.0UF 47PF 0.10UF K K K J K C807 C808 C809 C810 C811 CK73HB1C473K CK73HB1A683K CK73HB1H102K CK73FB1E475K CK73HB1H102K CHIP C CHIP C CHIP C CHIP C CHIP C 0.047UF 0.068UF 1000PF 4.7UF 1000PF K K K K K C707 C708 C709 C711 C712 CK73HB1H681K CK73HB1H102K CC73HCH1H270J CC73HCH1H331J CC73HCH1H181J CHIP C CHIP C CHIP C CHIP C CHIP C 680PF 1000PF 27PF 330PF 180PF K K J J J C812 C813 C813,814 C815 C816 CK73FB1A106K CK73GB0J106K CK73GB0J106K CK73HB1A104K CK73HB1H102K CHIP C CHIP C CHIP C CHIP C CHIP C 10UF 10UF 10UF 0.10UF 1000PF K K K K K HK,HK2 HGK,HGK2 HGK,HGK2 HGK,HGK2 C714 C716 C718 C719 C720 CC73HCH1H680J CC73HCH1H101J CK73HB1A104K CC73HCH1H101J CK73HB1A104K CHIP C CHIP C CHIP C CHIP C CHIP C 68PF 100PF 0.10UF 100PF 0.10UF J J K J K C820 C821,822 C823 C824,825 C826 CK73HB1A104K CC73HCH1H180J CK73HB1H102K CC73HCH1H180J CK73HB1A104K CHIP C CHIP C CHIP C CHIP C CHIP C 0.10UF 18PF 1000PF 18PF 0.10UF K J K J K HGK,HGK2 HGK,HGK2 HGK,HGK2 HGK,HGK2 HGK,HGK2 C722 C723 C725 C728 C729 CK73HB1A104K CC73HCH1H470J CC73HCH1H121J CK73HB1H821K CK73HB1H681K CHIP C CHIP C CHIP C CHIP C CHIP C 0.10UF 47PF 120PF 820PF 680PF K J J K K C829 C830,831 C832,833 CK73GB0J106K CK73HB1A104K CK73HB1H102K CHIP C CHIP C CHIP C 10UF 0.10UF 1000PF K K K C732 C733 C734 C735 C738 CK73HB1H102K CK73FB1E475K CK73HB1H472K CK73GB0J106K CK73HB1A104K CHIP C CHIP C CHIP C CHIP C CHIP C 1000PF 4.7UF 4700PF 10UF 0.10UF K K K K K CN10-12 CN10-15 CN14,15 CN203-206 CN514 E23-1278-05 E23-1278-05 E23-1278-05 E23-1278-05 E40-6847-05 TERMINAL TERMINAL TERMINAL TERMINAL FLAT CABLE CONNECTOR HGK2,HK2 HGK,HK HGK2,HK2 CK73HB1A105K CK73HB1H102K CK73HB1A224K CC73HCH1H470J CK73HB1A224K CHIP C CHIP C CHIP C CHIP C CHIP C 1.0UF 1000PF 0.22UF 47PF 0.22UF K K K J K E04-0410-05 E58-0536-05 E11-0425-05 PIN SOCKET(3P) D-SUB SOCKET(15P) 3.5D PHONE JACK(EXT-SP) HGK,HGK2 C739 C740 C741 C743 C744 CN801 J501 J701 F401 F501 F502,503 F701 F53-0328-15 F53-0324-15 F53-0315-15 F53-0324-15 FUSE(5A) FUSE(2.5A) FUSE(250MA) FUSE(2.5A) C746 C747 C749 C752,753 C758 CK73HB1A104K CC73HCH1H221J CK73HB1H102K CK73HB1A104K CC73HCH1H101J CHIP C CHIP C CHIP C CHIP C CHIP C 0.10UF 220PF 1000PF 0.10UF 100PF K J K K J CF1 CF2 L1 L2 L72-1017-05 L72-1040-05 L92-0163-05 L41-4795-39 CERAMIC FILTER(450KHZ) CERAMIC FILTER(450KHZ) BEADS CORE SMALL FIXED INDUCTOR(4.7U/2520 HGK,HGK2 23 NX-820H(G)/820H PARTS LIST TX-RX UNIT (X57-8240-XX) Ref. No. New Address parts Parts No. Description L3 L5 L6 ,7 L9 L11 L92-0163-05 L92-0163-05 L40-1001-86 L40-5675-71 L40-2285-92 BEADS CORE BEADS CORE SMALL FIXED INDUCTOR(10UH) SMALL FIXED INDUCTOR(56NH) SMALL FIXED INDUCTOR(220NH) L11 -16 L12 L13 L14 -16 L17 L40-1885-92 L40-1885-92 L40-2285-92 L40-1885-92 L34-4607-15 L17 L18 L18 L19 L20 Destination Ref. No. New Address parts Parts No. Destination Description HGK2,HK2 L302 L304 L307 L309 L310 L40-5681-86 L40-5675-92 L40-2291-86 L40-1085-57 L92-0138-05 SMALL FIXED INDUCTOR(0.56UH) SMALL FIXED INDUCTOR(56NH) SMALL FIXED INDUCTOR(2.2UH) SMALL FIXED INDUCTOR(100NH) CHIP FERRITE SMALL FIXED INDUCTOR(180NH) SMALL FIXED INDUCTOR(180NH) SMALL FIXED INDUCTOR(220NH) SMALL FIXED INDUCTOR(180NH) AIR-CORE COIL(6T) HGK,HK HGK2,HK2 HGK2,HK2 HGK2,HK2 HGK,HK L312 L315 L316 L404 L405 L41-1585-14 L41-3985-39 L41-1885-39 L92-0639-05 L33-1496-05 SMALL FIXED INDUCTOR(150NH) SMALL FIXED INDUCTOR(0.39UH) SMALL FIXED INDUCTOR(0.18UH) CHIP FERRITE SMALL FIXED INDUCTOR(22UH) L34-4608-15 L34-4608-15 L34-4609-15 L92-0163-05 L40-1275-92 AIR-CORE COIL(7T) AIR-CORE COIL(7T) AIR-CORE COIL(8T) BEADS CORE SMALL FIXED INDUCTOR(12NH) HGK2,HK2 HGK,HK HGK2,HK2 L501 L503 L504-506 L508 L510 L92-0138-05 L92-0138-05 L92-0162-05 L92-0138-05 L92-0138-05 CHIP FERRITE CHIP FERRITE BEADS CORE CHIP FERRITE CHIP FERRITE L21 L21 L22 L23 ,24 L23 ,24 L40-1885-92 L40-2285-92 L92-0446-05 L40-1885-92 L40-2285-92 SMALL FIXED INDUCTOR(180NH) SMALL FIXED INDUCTOR(220NH) BEADS CORE SMALL FIXED INDUCTOR(180NH) SMALL FIXED INDUCTOR(220NH) HGK,HK HGK2,HK2 L801 L802 L805,806 L79-1958-05 L40-2775-57 L92-0138-05 FILTER SMALL FIXED INDUCTOR(27.0NH) CHIP FERRITE L25 L26 L27 L29 L40 ,41 L40-2775-71 L92-0163-05 L40-3975-92 L40-2285-92 L92-0163-05 SMALL FIXED INDUCTOR(27NH) BEADS CORE SMALL FIXED INDUCTOR(39NH) SMALL FIXED INDUCTOR(220NH) BEADS CORE X1 X501 XF1 L77-3073-05 L77-3015-05 L71-0678-05 TCXO(16.8MHZ) TCXO(18.432MHZ) MCF(49.95MHZ) L101 L102 L103 L105 L106 L40-2275-92 L40-1875-92 L92-0140-05 L92-0163-05 L40-1875-92 SMALL FIXED INDUCTOR(22NH) SMALL FIXED INDUCTOR(18NH) CHIP FERRITE BEADS CORE SMALL FIXED INDUCTOR(18NH) CP1 CP501 CP502 CP503 CP504 RK74HB1J100J RK74HB1J104J RK74HA1J104J RK74HB1J104J RK74HA1J101J CHIP-COM CHIP-COM CHIP-COM CHIP-COM CHIP-COM 10 100K 100K 100K 100 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W L107 L108-110 L111 L112 L113 L92-0140-05 L92-0179-05 L92-0163-05 L34-4667-05 L34-4694-05 CHIP FERRITE CHIP FERRITE BEADS CORE AIR-CORE COIL(9.5T) AIR-CORE COIL(1.5T) CP505 CP506-508 CP510 CP511 CP512 RK74HA1J104J RK74HB1J104J RK74HA1J104J RK74HA1J101J RK74HA1J104J CHIP-COM CHIP-COM CHIP-COM CHIP-COM CHIP-COM 100K 100K 100K 100 100K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W L114 L115 L116,117 L118 L121 L34-4667-05 L34-4912-05 L34-4669-05 L40-2275-92 L40-1575-71 AIR-CORE COIL(9.5T) AIR-CORE COIL(1T) AIR-CORE COIL(2.5T) SMALL FIXED INDUCTOR(22NH) SMALL FIXED INDUCTOR(15NH) CP513 CP514 CP515 CP516 CP701 RK74HB1J104J RK74HA1J104J RK74HA1J101J RK74HB1J101J RK74HB1J101J CHIP-COM CHIP-COM CHIP-COM CHIP-COM CHIP-COM 100K 100K 100 100 100 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W L201 L202 L203 L204,205 L204,205 L92-0138-05 L41-5685-39 L41-2785-39 L40-1575-71 L40-1875-71 CHIP FERRITE SMALL FIXED INDUCTOR(0.56UH) SMALL FIXED INDUCTOR(0.27UH) SMALL FIXED INDUCTOR(15NH) SMALL FIXED INDUCTOR(18NH) CP703,704 CP705,706 CP707 R1 R2 RK74HB1J104J RK74HA1J104J RK74HB1J102J RK73HB1J000J RK73HB1J000J CHIP-COM CHIP-COM CHIP-COM CHIP R CHIP R 100K 100K 1.0K 0 0 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W HGK,HK HGK2,HK2 L206 L206 L207-209 L207-209 L210 L40-3975-71 L40-4775-71 L41-2778-14 L41-3378-14 L41-6878-14 SMALL FIXED INDUCTOR(39NH) SMALL FIXED INDUCTOR(47NH) SMALL FIXED INDUCTOR(27NH) SMALL FIXED INDUCTOR(33NH) SMALL FIXED INDUCTOR(68NH) HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 HGK,HK R5 R10 R12 R13 ,14 R15 RK73HB1J000J RK73HB1J100J RK73HB1J683J RK73HB1J473J RK73HB1J100J CHIP R CHIP R CHIP R CHIP R CHIP R 0 10 68K 47K 10 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W L210 L211 L211 L212 L213,214 L41-8278-14 L41-2778-14 L41-3378-14 L92-0138-05 L41-1878-14 SMALL FIXED INDUCTOR(82NH) SMALL FIXED INDUCTOR(27NH) SMALL FIXED INDUCTOR(33NH) CHIP FERRITE SMALL FIXED INDUCTOR(18NH) HGK2,HK2 HGK,HK HGK2,HK2 R16 R17 R18 R19 ,20 R21 RK73HB1J102J RK73HB1J104J RK73HB1J102J RK73HB1J000J RK73HB1J470J CHIP R CHIP R CHIP R CHIP R CHIP R 1.0K 100K 1.0K 0 47 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W L213,214 L215,216 L215,216 L228 L228 L41-2278-14 L41-2778-14 L41-3378-14 L40-1875-92 L40-2763-92 SMALL FIXED INDUCTOR(22NH) SMALL FIXED INDUCTOR(27NH) SMALL FIXED INDUCTOR(33NH) SMALL FIXED INDUCTOR(18NH) SMALL FIXED INDUCTOR(2.7NH) HGK2,HK2 HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 R22 R23 R24 R25 R26 RK73HB1J181J RK73HB1J100J RK73HH1J391D RK73HB1J104J RK73HB1J102J CHIP R CHIP R CHIP R CHIP R CHIP R 180 10 390 100K 1.0K J J D J J 1/16W 1/16W 1/16W 1/16W 1/16W 24 HGK,HK HGK2,HK2 HGK,HK HGK,HGK2 HGK,HGK2 HGK,HGK2 HGK,HK HGK2,HK2 NX-820H(G)/820H PARTS LIST TX-RX UNIT (X57-8240-XX) Ref. No. New Address parts Parts No. Destination Description Ref. No. New Address parts Parts No. Destination Description R27 R28 R29 R30 R31 RK73HB1J103J RK73HB1J106J RK73HB1J470J RK73HB1J184J RK73HB1J473J CHIP R CHIP R CHIP R CHIP R CHIP R 10K 10M 47 180K 47K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R125 R128 R130 R131 R133 RK73FB2B821J RK73HB1J221J RK73HB1J153J RK73HB1J103J RK73HB1J123J CHIP R CHIP R CHIP R CHIP R CHIP R 820 220 15K 10K 12K J J J J J 1/8W 1/16W 1/16W 1/16W 1/16W R33 R34 -36 R40 ,41 R46 R46 RK73HB1J472J RK73HB1J000J RK73HB1J000J RK73HB1J330J RK73HB1J680J CHIP R CHIP R CHIP R CHIP R CHIP R 4.7K 0 0 33 68 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R134 R135 R136 R137 R138 RK73GB2A121J RK73HB1J823J RK73GB2A151J RK73HB1J104J RK73HB1J103J CHIP R CHIP R CHIP R CHIP R CHIP R 120 82K 150 100K 10K J J J J J 1/10W 1/16W 1/10W 1/16W 1/16W R48 R49 R50 R52 R53 ,54 RK73HB1J472J RK73HB1J473J RN73HH1J100D RK73HB1J474J RK73HB1J333J CHIP R CHIP R CHIP R CHIP R CHIP R 4.7K 47K 10 470K 33K J J D J J 1/16W 1/16W 1/16W 1/16W 1/16W R139,140 R141 R142 R143 R145 RK73GB2A151J RK73HB1J333J RK73HB1J000J RK73HB1J104J RK73GB2A100J CHIP R CHIP R CHIP R CHIP R CHIP R 150 33K 0 100K 10 J J J J J 1/10W 1/16W 1/16W 1/16W 1/10W R55 R55 R56 R57 R57 RN73HH1J151D RN73HH1J181D RK73HB1J000J RN73HH1J151D RN73HH1J181D CHIP R CHIP R CHIP R CHIP R CHIP R 150 180 0 150 180 D D J D D 1/16W 1/16W 1/16W 1/16W 1/16W R146 R147 R148 R149 R150 RK73HB1J393J RK73HB1J104J RK73HB1J000J RK73HB1J103J RK73HB1J124J CHIP R CHIP R CHIP R CHIP R CHIP R 39K 100K 0 10K 120K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R58 R59 R60 R61 R62 RN73HH1J100D RK73HB1J102J RK73HB1J473J RK73HB1J154J RK73HB1J101J CHIP R CHIP R CHIP R CHIP R CHIP R 10 1.0K 47K 150K 100 D J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R152 R154 R155 R157,158 R159,160 RK73HB1J102J RK73HB1J000J RK73HB1J223J RK73HB1J333J RK73HB1J000J CHIP R CHIP R CHIP R CHIP R CHIP R 1.0K 0 22K 33K 0 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R63 R64 R65 R66 R67 RK73HB1J682J RK73HB1J103J RK73HB1J221J RK73HB1J391J RK73HB1J101J CHIP R CHIP R CHIP R CHIP R CHIP R 6.8K 10K 220 390 100 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R161 R167 R168,169 R170 R171 RK73HB1J104J RK73HB1J153J RK73EB2E241J RK73GB2A000J R92-1061-05 CHIP R 100K CHIP R 15K CHIP R 240 CHIP R 0 JUMPER REST J 1/16W J 1/16W J 1/4W J 1/10W 0 OHM R69 R70 R71 R72 R73 RK73HB1J102J RK73HB1J474J RK73HB1J101J RK73HB1J102J RK73GB2A000J CHIP R CHIP R CHIP R CHIP R CHIP R 1.0K 470K 100 1.0K 0 J J J J J 1/16W 1/16W 1/16W 1/16W 1/10W R176 R177,178 R179,180 R181 R183 RK73GB2A221J RK73HB1J000J RK73HB1J333J RK73HB1J000J RK73HB1J103J CHIP R CHIP R CHIP R CHIP R CHIP R 220 0 33K 0 10K J J J J J 1/10W 1/16W 1/16W 1/16W 1/16W R75 R76 R80 -85 R80 ,81 R83 ,84 RK73HB1J100J RK73HB1J000J RK73GB2A000J RK73GB2A000J RK73GB2A000J CHIP R CHIP R CHIP R CHIP R CHIP R 10 0 0 0 0 J J J J J 1/16W 1/16W 1/10W 1/10W 1/10W R184,185 R184,185 R187 R188 R188 RK73HB1J471J RK73HB1J821J RK73HB1J473J RK73GB2A120J RK73GB2A5R6J CHIP R CHIP R CHIP R CHIP R CHIP R 470 820 47K 12 5.6 J J J J J 1/16W 1/16W 1/16W 1/10W 1/10W R86 R87 R90 R101 R102 RK73HB1J000J RK73HB1J000J RK73HB1J105J RK73HB1J332J RK73HB1J221J CHIP R CHIP R CHIP R CHIP R CHIP R 0 0 1.0M 3.3K 220 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W HGK2,HK2 R201 R203 R204 R205 R207 RK73HB1J470J RK73HB1J681J RK73HB1J472J RK73HB1J151J RK73HB1J104J CHIP R CHIP R CHIP R CHIP R CHIP R 47 680 4.7K 150 100K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R102 R103 R103 R104 R104 RK73HB1J471J RK73HB1J120J RK73HB1J220J RK73HB1J221J RK73HB1J471J CHIP R CHIP R CHIP R CHIP R CHIP R 470 12 22 220 470 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W HGK,HK HGK,HK HGK2,HK2 HGK2,HK2 HGK,HK R208 R209 R210 R213-217 R218 RK73HB1J184J RK73HB1J104J RK73HB1J224J RK73HB1J104J RK73HB1J000J CHIP R CHIP R CHIP R CHIP R CHIP R 180K 100K 220K 100K 0 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R108 R109 R110 R111 R112 RK73GB2A680J RK73HB1J221J RK73GB2A220J RK73HB1J272J RK73HB1J681J CHIP R CHIP R CHIP R CHIP R CHIP R 68 220 22 2.7K 680 J J J J J 1/10W 1/16W 1/10W 1/16W 1/16W R223 R230 R233 R234 R235 RK73HB1J000J RK73HB1J000J RK73HB1J274J RK73HB1J104J RK73HB1J103J CHIP R CHIP R CHIP R CHIP R CHIP R 0 0 270K 100K 10K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R113 R114 R120 R121 R122,123 RK73GB2A150J RK73HB1J471J RK73HB1J153J RK73FB2B821J RK73FB2B120J CHIP R CHIP R CHIP R CHIP R CHIP R 15 470 15K 820 12 J J J J J 1/10W 1/16W 1/16W 1/8W 1/8W R241 R242 R243 R245 R247 RK73HB1J103J RK73HB1J274J RK73HB1J104J RK73HB1J102J RK73HB1J470J CHIP R CHIP R CHIP R CHIP R CHIP R 10K 270K 100K 1.0K 47 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W HGK2,HK2 HGK,HK HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 HGK,HK HGK2,HK2 HGK2,HK2 HGK,HK HGK,HK HGK2,HK2 HGK2,HK2 HGK,HK HGK2,HK2 HGK,HK 25 NX-820H(G)/820H PARTS LIST TX-RX UNIT (X57-8240-XX) Ref. No. New Address parts Parts No. Destination Description Ref. No. New Address parts Parts No. Destination Description R429 R430 R431 R432 R433 RK73HB1J000J RK73HB1J102J RK73HB1J000J RK73HB1J103J RK73HB1J274J CHIP R CHIP R CHIP R CHIP R CHIP R 0 1.0K 0 10K 270K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W R434 R435 R438 R439 R440 RK73HB1J103J RK73HB1J000J RK73GB2A100J RK73HB1J474J RK73HB1J000J CHIP R CHIP R CHIP R CHIP R CHIP R 10K 0 10 470K 0 J J J J J 1/16W 1/16W 1/10W 1/16W 1/16W J J J J J 1/16W 1/16W 1/16W 1/10W 1/16W R441 R501 R503,504 R505,506 R508-511 RK73HB1J272J RK73HB1J220J RK73HB1J104J RK73GB2A000J RK73HB1J101J CHIP R CHIP R CHIP R CHIP R CHIP R 2.7K 22 100K 0 100 J J J J J 1/16W 1/16W 1/16W 1/10W 1/16W 10 0 1.0K 47K 15K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R512 R513 R515-517 R518 R519 RK73HB1J104J RK73HB1J000J RK73HB1J000J RK73HB1J101J RK73HB1J000J CHIP R CHIP R CHIP R CHIP R CHIP R 100K 0 0 100 0 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W CHIP R CHIP R CHIP R CHIP R CHIP R 270K 10K 100K 22K 2.7K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R521,522 R524 R525 R526 R531 RK73HB1J104J RK73HB1J000J RK73HB1J474J RK73HB1J104J RK73HB1J104J CHIP R CHIP R CHIP R CHIP R CHIP R 100K 0 470K 100K 100K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W RK73HB1J000J RK73HB1J103J RK73HB1J104J RK73HB1J000J RK73HB1J104J CHIP R CHIP R CHIP R CHIP R CHIP R 0 10K 100K 0 100K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R532 R533,534 R536 R541 R546 RK73HB1J000J RK73HB1J473J RK73HB1J000J RK73HB1J101J RK73HB1J000J CHIP R CHIP R CHIP R CHIP R CHIP R 0 47K 0 100 0 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R358 R368 R378 R379 R381 RK73HB1J333J RK73HB1J221J RK73HB1J394J RK73HB1J222J RK73HB1J221J CHIP R CHIP R CHIP R CHIP R CHIP R 33K 220 390K 2.2K 220 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R549 R550 R552,553 R554 R555 RK73HB1J103J RK73HB1J104J RK73HB1J472J RK73HB1J332J RK73HB1J102J CHIP R CHIP R CHIP R CHIP R CHIP R 10K 100K 4.7K 3.3K 1.0K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R390 R394 R401 R402 R403 RK73HB1J103J RK73HB1J181J RK73HB1J471J RK73HB1J103J RK73HH1J274D CHIP R CHIP R CHIP R CHIP R CHIP R 10K 180 470 10K 270K J J J J D 1/16W 1/16W 1/16W 1/16W 1/16W R556 R557 R558 R559 R560 RK73HB1J220J RK73HB1J153J RK73HB1J220J RK73HB1J392J RK73HB1J474J CHIP R CHIP R CHIP R CHIP R CHIP R 22 15K 22 3.9K 470K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R404 R405,406 R407 R408 R409 RK73HH1J104D RK73HB1J103J RK73HB1J472J RK73HB1J684J RK73HB1J104J CHIP R CHIP R CHIP R CHIP R CHIP R 100K 10K 4.7K 680K 100K D J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R561 R566 R567 R568,569 R571,572 RK73HB1J000J RK73HB1J474J RK73HB1J102J RK73HB1J000J RK73HB1J000J CHIP R CHIP R CHIP R CHIP R CHIP R 0 470K 1.0K 0 0 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R410 R411 R412,413 R414,415 R417 RK73GB2A4R7J RK73HB1J473J RK73GB2A100J RK73HB1J103J RK73HB1J104J CHIP R CHIP R CHIP R CHIP R CHIP R 4.7 47K 10 10K 100K J J J J J 1/10W 1/16W 1/10W 1/16W 1/16W R580 R581 R583 R584 R599 RK73HB1J332J RK73HB1J104J RK73HH1J104D RK73HB1J473J RK73HB1J104J CHIP R CHIP R CHIP R CHIP R CHIP R 3.3K 100K 100K 47K 100K J J D J J 1/16W 1/16W 1/16W 1/16W 1/16W R418 R419 R421 R422 R423 RK73HB1J000J RK73HB1J272J RK73HB1J472J RK73HB1J474J RK73HB1J472J CHIP R CHIP R CHIP R CHIP R CHIP R 0 2.7K 4.7K 470K 4.7K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R603 R606 R610 R611 R612 RK73HB1J474J RK73HB1J105J RK73HB1J474J RK73HB1J103J RK73HB1J102J CHIP R CHIP R CHIP R CHIP R CHIP R 470K 1.0M 470K 10K 1.0K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R424 R425 R426 R427 R428 RK73HB1J103J RK73HH1J124D RK73HH1J183D RK73HH1J223D RK73HB1J102J CHIP R CHIP R CHIP R CHIP R CHIP R 10K 120K 18K 22K 1.0K J D D D J 1/16W 1/16W 1/16W 1/16W 1/16W R613 R614 R615 R616 R617 RK73HB1J103J RK73HB1J000J RK73HB1J472J RK73HB1J474J RK73HB1J000J CHIP R CHIP R CHIP R CHIP R CHIP R 10K 0 4.7K 470K 0 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R249,250 R255-257 R259 R290 R291,292 RK73HB1J183J RK73HB1J104J RK73HB1J000J RK73HB1J000J RK73GB2A000J CHIP R CHIP R CHIP R CHIP R CHIP R 18K 100K 0 0 0 J J J J J 1/16W 1/16W 1/16W 1/16W 1/10W R303-305 R306 R307 R308 R315 RK73HB1J102J RK73HB1J334J RK73HB1J561J RK73HB1J000J RK73HB1J000J CHIP R CHIP R CHIP R CHIP R CHIP R 1.0K 330K 560 0 0 J J J J J R316 R323 R324 R326 R328 RK73HB1J332J RK73HB1J000J RK73HB1J183J RK73GB2A331J RK73HB1J183J CHIP R CHIP R CHIP R CHIP R CHIP R 3.3K 0 18K 330 18K R329 R332 R336,337 R338 R339 RK73HB1J100J RK73HB1J000J RK73HB1J102J RK73HB1J473J RK73HB1J153J CHIP R CHIP R CHIP R CHIP R CHIP R R340 R341 R342 R343 R344 RK73HB1J274J RK73HB1J103J RK73HB1J104J RK73HB1J223J RK73HB1J272J R345 R350 R351 R355 R357 26 HGK,HK HGK,HGK2 NX-820H(G)/820H PARTS LIST TX-RX UNIT (X57-8240-XX) Ref. No. New Address parts Parts No. Destination Description Ref. No. New Address parts Parts No. Destination Description R620 R621-624 R626 R627,628 R629 RK73HB1J103J RK73HB1J104J RK73HB1J101J RK73HB1J682J RK73HB1J104J CHIP R CHIP R CHIP R CHIP R CHIP R 10K 100K 100 6.8K 100K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R748,749 R750 R751 R752 R754 RK73HB1J104J RK73HB1J393J RK73HB1J104J RK73HB1J394J RK73HB1J563J CHIP R CHIP R CHIP R CHIP R CHIP R 100K 39K 100K 390K 56K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R631 R632 R634 R635 R636 RK73HB1J104J RK73GB2A000J RK73HB1J101J RK73GB2A000J RK73HB1J474J CHIP R CHIP R CHIP R CHIP R CHIP R 100K 0 100 0 470K J J J J J 1/16W 1/10W 1/16W 1/10W 1/16W R755 R756 R769 R770,771 R772 RK73HB1J224J RK73HB1J102J RK73HB1J684J RK73HB1J473J RK73HB1J153J CHIP R CHIP R CHIP R CHIP R CHIP R 220K 1.0K 680K 47K 15K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R637,638 R639 R641 R643 R657 RK73FB2B102J RK73HB1J471J RK73GB2A000J RK73GB2A000J RK73HB1J472J CHIP R CHIP R CHIP R CHIP R CHIP R 1.0K 470 0 0 4.7K J J J J J 1/8W 1/16W 1/10W 1/10W 1/16W R773 R775 R776,777 R778 R779 RK73HB1J000J RK73HB1J562J RK73HB1J103J RK73HB1J273J RK73HB1J223J CHIP R CHIP R CHIP R CHIP R CHIP R 0 5.6K 10K 27K 22K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R658,659 R661 R662 R664 R667 RK73GB2A000J RK73HB1J473J RK73GB2A000J RK73GB2A000J RK73GB2A101J CHIP R CHIP R CHIP R CHIP R CHIP R 0 47K 0 0 100 J J J J J 1/10W 1/16W 1/10W 1/10W 1/10W R781 R783 R785 R786 R787 RK73HB1J000J RK73HB1J154J RK73HB1J000J RK73HB1J563J RK73HB1J123J CHIP R CHIP R CHIP R CHIP R CHIP R 0 150K 0 56K 12K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R668 R669-671 R672 R673 R674 RK73HB1J471J RK73HB1J101J RK73GB2A471J RK73HB1J104J RK73HB1J105J CHIP R CHIP R CHIP R CHIP R CHIP R 470 100 470 100K 1.0M J J J J J 1/16W 1/16W 1/10W 1/16W 1/16W R796,797 R800 R801 R801,802 R803,804 RK73GB2A000J RK73HB1J104J RK73HB1J102J RK73HB1J102J RK73HB1J472J CHIP R CHIP R CHIP R CHIP R CHIP R 0 100K 1.0K 1.0K 4.7K J J J J J 1/10W 1/16W 1/16W 1/16W 1/16W R677-680 R681 R682,683 R684 R685 RK73GB2A000J RK73HB1J000J RK73GB2A000J RK73HB1J473J RK73HB1J103J CHIP R CHIP R CHIP R CHIP R CHIP R 0 0 0 47K 10K J J J J J 1/10W 1/16W 1/10W 1/16W 1/16W R805,806 R810 R811 R813 R814 RK73HB1J102J RK73HB1J123J RK73HB1J103J RK73HB1J102J RK73HB1J391J CHIP R CHIP R CHIP R CHIP R CHIP R 1.0K 12K 10K 1.0K 390 J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R686 R687 R688 R690 R701 RK73HB1J223J RK73HB1J103J RK73HB1J102J RK73HB1J102J RK73HB1J103J CHIP R CHIP R CHIP R CHIP R CHIP R 22K 10K 1.0K 1.0K 10K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R816 R818 R819,820 R821,822 R823 RK73HB1J123J RK73HB1J332J RK73HB1J222J RK73GB2A000J RK73HB1J123J CHIP R CHIP R CHIP R CHIP R CHIP R 12K 3.3K 2.2K 0 12K J J J J J 1/16W 1/16W 1/16W 1/10W 1/16W R702 R703 R704 R705 R706 RK73HB1J222J RK73HB1J563J RK73HB1J153J RK73HB1J683J RK73HB1J823J CHIP R CHIP R CHIP R CHIP R CHIP R 2.2K 56K 15K 68K 82K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R824 R825 R826 R827 R831,832 RK73HB1J332J RK73HB1J000J RK73HB1J103J RK73HB1J823J RK73HB1J683J CHIP R CHIP R CHIP R CHIP R CHIP R 3.3K 0 10K 82K 68K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R707 R708 R709 R710 R711 RK73HB1J182J RK73HB1J333J RK73HB1J104J RK73HB1J563J RK73HB1J104J CHIP R CHIP R CHIP R CHIP R CHIP R 1.8K 33K 100K 56K 100K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R833 R834 R835 R837 R838 RK73HB1J101J RK73HB1J102J RK73HB1J100J RK73HB1J562J RK73HB1J332J CHIP R CHIP R CHIP R CHIP R CHIP R 100 1.0K 10 5.6K 3.3K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R712 R713 R716 R720 R722 RK73HB1J473J RK73HB1J223J RK73HB1J104J RK73HB1J334J RK73HB1J104J CHIP R CHIP R CHIP R CHIP R CHIP R 47K 22K 100K 330K 100K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W R839 R842-844 R845 R846,847 RK73EB2E100J RK73HB1J000J RK73HB1J101J RK73HB1J223J CHIP R CHIP R CHIP R CHIP R 10 0 100 22K J J J J 1/4W 1/16W 1/16W 1/16W R724 R728 R730 R738 R739 RK73HB1J473J RK73HB1J393J RK73HB1J473J RK73HB1J103J RK73HB1J334J CHIP R CHIP R CHIP R CHIP R CHIP R 47K 39K 47K 10K 330K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W D2 D3 ,4 D7 -12 D13 D14 DZ2J091(M) 1SV323F 1SV282-F 1SV278F DA2S101 ZENER DIODE VARIABLE CAPACITANCE DIODE VARIABLE CAPACITANCE DIODE VARIABLE CAPACITANCE DIODE DIODE R741 R742 R743 R745 R746 RK73HB1J470J RK73HB1J332J RK73HB1J471J RK73HB1J104J RK73HB1J103J CHIP R CHIP R CHIP R CHIP R CHIP R 47 3.3K 470 100K 10K J J J J J 1/16W 1/16W 1/16W 1/16W 1/16W D16 ,17 D101 D102 D103 D104,105 RKS151KJ DZ2J056(M) DA3S101F RKS151KJ HSB88AS-E DIODE ZENER DIODE DIODE DIODE DIODE HGK,HK HK,HK2 HGK,HGK2 HGK,HGK2 HGK,HGK2 HGK,HGK2 HGK2,HK2 27 NX-820H(G)/820H PARTS LIST TX-RX UNIT (X57-8240-XX) Ref. No. New Address parts Parts No. Description Destination Ref. No. D106 D107 D108,109 D110,111 D112-114 DZ2J056(M) RKP351KW-1P2 RB520SM-30 L407CDB RN142S ZENER DIODE DIODE DIODE DIODE (50V/1W) DIODE IC705 IC711 IC712 IC713 IC714 D201-206 D401 D403 D404 D405 1SV278F DZ2J180(M) RB520SM-30 DA2S101 DB2S310 VARIABLE CAPACITANCE DIODE ZENER DIODE DIODE DIODE DIODE D406 D407 D408,409 D410 D411 DB22306 RB520SM-30 DB2S310 22ZR-10D DSA3A1 D502 D504 D505-510 D511-513 D601 New Address parts Parts No. Description Destination BU7242NUX BU7462NUX R2A20178NP TC7W53FK(F) LA4600 MOS-IC MOS-IC DAC IC MOS-IC BI-POLAR IC IC716 IC801 Q1 Q2 Q4 TC7WT126FU-F TC7WH126FU-F LTC014EEBFS8 2SJ648-A 2SC5383-T111 MOS-IC MOS-IC TRANSISTOR FET TRANSISTOR DIODE DIODE DIODE SURGE ABSORBER DIODE Q5 ,6 Q8 Q9 Q10 ,11 Q101 MCH3914(8)-H EM6M1 SSM3J15FS 2SC5108(Y)F 2SC3356-A(R24) FET FET FET TRANSISTOR TRANSISTOR DB2S310 DB2S310 MC2850 DB2S310 DB2S310 DIODE DIODE DIODE DIODE DIODE Q102 Q105 Q106 Q201 Q202 2SC3357-A FK330301 EMD5 3SK318 NESG240034 TRANSISTOR FET TRANSISTOR FET TRANSISTOR D701 D702 D703,704 D705,706 D801,802 DA2S101 1SS422 DA3S101F EMZ6.8N RN142S DIODE DIODE DIODE ZENER DIODE DIODE HGK,HGK2 Q303 Q305 Q401 Q402 Q403 2SC5108(Y)F 2SC4215-F(Y) LTC014EEBFS8 2SA1955A-F MTM981400BF TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR FET IC1 IC2 IC3 IC102 IC102 TA7808F-NQ SKY72310-362 BD7542FVM RA60H40471101 RA60H44521101 ANALOGUE IC MOS-IC MOS-IC POWER MODULE POWER MODULE HGK2,HK2 HGK,HK Q404 Q405 Q407 Q408 Q409 2SA1955A-F LTC014EEBFS8 FK330301 EMD5 EM6M1 TRANSISTOR TRANSISTOR FET TRANSISTOR FET IC103 IC201 IC301 IC303 IC304 NJM12904RB1 BD7542FVM TC7SH08FU-F TK10931VTL-G BU7445HFV MOS-IC MOS-IC MOS-IC ANALOGUE IC MOS-IC Q410 Q411,412 Q414 Q415 Q416 2SA1955A-F LTC014EEBFS8 EMD9 2SC4738(GR)F 2SA1832(GR)F TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR IC401 IC402 IC404 IC405 IC406 XC6209B332M-G XC6118C23CMR XC6209B502P-G LT1616ES6-PBF XC6209B332M-G MOS-IC MOS-IC MOS-IC ANALOGUE IC MOS-IC Q417 Q418 Q501 Q502 Q503 EMD5 LTC014EEBFS8 FK330301 LTC014TEBFS8 MTM981400BF TRANSISTOR TRANSISTOR FET TRANSISTOR FET IC407 IC408 IC409 IC501 IC502 NJM2878F4-33 XC6205B152P-G NJM2878F4-33 Note1(BGA) Note1(BGA) BI-POLAR IC MOS-IC BI-POLAR IC ROM IC ASIC Q504 Q701 Q702 Q703 Q704 LTC014TEBFS8 FK330301 KTC4075E(Y,GR) 2SA1832(GR)F 2SC4738(GR)F TRANSISTOR FET TRANSISTOR TRANSISTOR TRANSISTOR IC503 IC504 IC506 IC507 IC508 Note1(BGA) BD5329FVE SM5023CNDH-G Note1(BGA) TC7SH08FU-F SRAM IC MOS-IC MOS-IC MOS-IC MOS-IC Q705,706 Q708 Q709 SSM3J15FS LTC014EEBFS8 SSM6N37FE FET TRANSISTOR FET TC7WH126FU-F TC74VHCT244AFK TC7WBD125AFK TC7WT126FU-F TC7WH126FU-F MOS-IC MOS-IC MOS-IC MOS-IC MOS-IC ERTJ0EV104H ERTJ0EV104H ERTJ0EV104H ERTJ0EV104H ERTJ0EV104H THERMISTOR(100K) THERMISTOR(100K) THERMISTOR(100K) THERMISTOR(100K) THERMISTOR(100K) HGK2,HK2 HGK,HK IC509 IC511 IC512 IC513 IC514 TH1 TH1 ,2 TH101 TH103 TH701 A801 W02-3768-05 GPS MODULE HGK,HGK2 IC515 IC516 IC701 IC702 IC703 PCA9535BS ADM202EARNZ BU7462NUX BU7242NUX BU7462NUX MOS-IC MOS-IC MOS-IC MOS-IC MOS-IC 28 2B 2B 2A HGK,HGK2 If a part reference number is listed in a shaded box, that part does not come with the PCB. Note 1: This part cannot be replaced. Therefore, this part is not supplied as a service part. NX-820H(G)/820H EXPLODED VIEW A B 1 A B C : N30-2605-48(M2.6x5) : N67-3008-48(M3x8) : N87-2608-48()2.6X8) Cx2 24 1 Cx2 31 16 19 J501 B 22 21 15 B X57 X57 IC714 17 B J701 IC102 TX-RX unit 14 Cx13 X57 R358 25 B 2 27 9 X54 X54 or 101 102 X54 5 26 (H type) 28 A 13 6 A C (HG type) 11 104 C 48 20 103 X54 2 X54 D23 10 Display unit X54 D22 701 Caution label X54 J1 32 23 703 46 3 702 Model name plate 51 33 704 7 3 Parts with the exploded numbers larger than 700 are not supplied. If a part reference number is listed in a box on the exploded view of the PCB, that part does not come with the PCB. These parts must be ordered separately. 29 NX-820H(G)/820H PACKING C D 706 Pamphlet 705 Protection bag 1 8 Instruction Manual (B62-2421-00) 18 Fuse (Blade type) x 2 (F52-0024-05) 12 DC cord assy (E30-7523-55) 47 Bracket (J29-0726-03) 41 Packing Fixture (H12-4346-12) 40 Packing Fixture (H12-4345-12) 50 Screw set (N99-2039-05) 2 52 Microphone(KMC-35) (T91-0639-55) 42 Item carton case (H52-2563-02) 43 Holder (MIC) (J19-1584-15) 3 30 Parts with the exploded numbers larger than 700 are not supplied. NX-820H(G)/820H TROUBLE SHOOTING Fault Diagnosis of the BGA (Ball Grid Array) IC ■ Overview A flowchart for determining whether or not the transceiver can be powered on (the LCD does not function even if the power switch is turned on) due to broken BGA parts. ■ BGA parts ASIC (IC507), DSP (IC502), FLASH (IC501), SRAM (IC503) When the BGA IC is problematic, please bring the printed circuit board (X57-8240-14 /-15 /-16 /-17) in for service. Various ESN/default adjustment values are written on the printed circuit board for service. Additionally various ESN stickers are included. After the printed circuit board has been readjusted, please attach any ESN stickers to the chassis. When “ESN Validation” is used with Trunking, you must modify the ESN register. s Checking power supply voltage Checking voltage Points to be checked 33M IC401 (5 pin) 15M IC408 (5 pin) 33A IC406 (5 pin) Normal voltage 3.3V 1.5V 3.3V When an abnormal value is confirmed. Power supply of each device is connected through the coil. [ASIC] 33M: L508, 15M: L510, 33A: R571 [DSP] 33M: L503, 15M: R505 [FLASH] 33M: L501 [SRAM] 33BU: L504 sChecking the clock When a normal value is confirmed. When an abnormal value is confirmed. Checking the clock Points to be checked 18.432MHz IC506 (4 pin) Normal voltage (3.3V) 18.432MHz s Checking the Reset/Control signal Points to be checked RST (RESET) IC504 (1 pin) /BINT IC402 (1 pin) /OVRB D403 (Cathode side) Normal voltage 3.3V 3.3V 3.3V When an abnormal value is confirmed. s Checking the output signal from the ASIC Points to be checked /FRST R516 If the voltage is not corrected, there is a problem other than the BGA parts. The BGA parts are not broken. Check the other point then BGA parts. When an abnormal value is confirmed. When a normal value is confirmed. When an abnormal value is confirmed. Normal voltage 3.3V When a normal value is confirmed. 15M has an abnormal voltage. [ASIC] Remove L510 to check the voltage of the 15M. If the voltage becomes normal, the ASIC is broken. [DSP] Remove R505 to check the voltage of the 15M. If the voltage becomes normal, the DSP is broken. Remove the R556 . If it oscillates normally, the DSP and ASIC may be broken. Remove the R501. If it oscillates normally, the DSP and ASIC may be broken. When a normal value is confirmed. Checking the ASIC input switch signal The POWER key is pressed and held. Points to be checked Confirmed voltage POWER R690 ON: 0V The ignition key is kept ON. OFF: 3.3V Points to be checked Confirmed voltage /IGN C633 (Q504-Collector Side) ON: 0V OFF: 3.3V 33M has an abnormal voltage. [ASIC] Remove L508 to check the voltage of the 33M. If the voltage becomes normal, the ASIC is broken. [DSP] Remove L503 to check the voltage of the 33M. If the voltage becomes normal, the DSP is broken. [FLASH] Remove L501 to check the voltage of the 33M. If the voltage becomes normal, the FLASH is broken. [SRAM] Remove L504 to check the voltage of the 33M. If the voltage becomes normal, the SRAM is broken. 33A has an abnormal voltage. [ASIC] Remove R571 to check the voltage of the 33A. If the voltage becomes normal, the ASIC is broken. When a normal value is confirmed. Checking the control signal input to the ASIC Checking for an abnormal point If the /FRST is always 0V, the ASIC is broken. If the /FRST repeats 3.3V and 0V at intervals, the ASIC, FLASH and SRAM may be broken. 31 NX-820H(G)/820H TROUBLE SHOOTING Points to be checked SBC R407 When a normal value is confirmed. When an abnormal value is confirmed. Normal voltage 3.3V Points to be checked /DRST R524 When a normal value is confirmed. When an abnormal value is confirmed. Normal voltage 3.3V s Checking the signal output from the ASIC by software control s Panel control (TX-RX unit:AVR) Points to be checked 50C CN412 Points to be checked 80C CN414 s Panel control (Disply unit) Checking the Control signal Points to be checked LCDCE CN514 (20 pin) LCDCL CN514 (21 pin) LCDDI CN514 (19 pin) Remove R407. If the ASIC side is 0V, the ASIC/FALSH/SRAM may be broken. If the /DRST is 0V, the ASIC/FALSH/SRAM are broken. When a normal value is confirmed. When an abnormal value is confirmed. Normal voltage 5.0V When a normal value is confirmed. When an abnormal value is confirmed. Normal voltage 8.0V If the SBC is 3.3V, when the voltage value of 80C and 50C is abnormal, the BGA parts are not broken. When a normal value is confirmed. Normal voltage 5.0V or 0V When an abnormal value is confirmed. If Disply unit is removed and a waveform becomes normal, the BGA parts are not broken. When a waveform is abnormal, the IC511 may be broken. When a normal value is confirmed. It is unlikely that the BGA parts are broken. s When an error display appears on the LCD. 32 The LCD displays “ ERROR 1”. An error occurs when the ASIC internal RAM reads or writes. The ASIC may be broken. The LCD displays “ ERROR 2”. An error occurs when the DSP internal RAM reads or writes. The DSP may be broken. The LCD displays “ ERROR 3”. An error occurs when the SRAM reads or writes. The SRAM may be broken. NX-820H(G)/820H TROUBLE SHOOTING Failure diagnosis of the GPS section.(Built-in GPS model only) Overview: When the GPS function does not operate, use this flowchart to determine the problem. Note: The transceiver supplies the voltage to the GPS antenna and the voltage is checked when the transceiver is turned "ON". When the voltage is lower than the specified value, "G ANT FAIL" is displayed for 2 seconds before entering user mode. (At this time, the expected defect of the GPS antenna is a short. This error message does not appear when the expected defect is an open .) Major parts for a GPS circuit • GPS module (A801) : W02-3768-05 Positioning is not carried out normally. • Buffer IC (IC801) :TC7WH126FUF • Filter (L801) :L79-1958-05 When an abnormal • GPS active antenna : KRA-40 (option) condition is When the power supply is turned ON, "G ANT FAIL" is displayed. confirmed. Power is not supplied to the KRA-40. When a normal condition is confirmed. Verify the connection of KRA-40. (SMA connector) When an abnormal condition is confirmed. Connect the KRA-40 correctly. When a normal condition is confirmed. Verify the connection of the SMA connecting cable. CN801 - E04-0492-05 When an abnormal condition is confirmed. Connect the cable to the CN801 correctly. When a normal condition is confirmed. Verify the supply voltage of the KRA-40. L802 : 3.0V When an abnormal value is confirmed. Verify the power supply voltage after removing the KRA-40. L802 : 3.0V When a normal value is confirmed. Verify the backup voltage to the GPS module. L806 : 3.3V When an abnormal value is confirmed. When an abnormal value is confirmed. (The KRA-40 may be broken) Replace the KRA-40. (The GPS power supply circuit may be broken) Check IC407 and its surrounding parys. (The backup power supply is faulty. ) Check IC 406 (33A). (The GPS module may be broken) Replas A801. When a normal value is confirmed. Verify the TXD data output from the GPS module. CN802 : Square wave form When a normal value is confirmed. When an abnormal wave form is confirmed. When an abnormal wave form is confirmed. The output of the GPS data is verified. IC801(5pin) : Square wave form When a normal wave form is confirmed. (The Buffer IC may be broken) Replas IC801. When a normal wave form is confirmed. Verify the RXD data line. D512 : Square wave form When an abnormal wave form is confirmed. (The RXD circuit is fauity.) Replace D512. When a normal wave form is confirmed. Verify the RF input signal line. L801,C821,C824,R842,R843 When an abnormal condition is confirmed. (The signal line parts are faulty. ) Verify each part. When a normal condition is confirmed. ASIC IC is abnormal. Replacing TX-RX Unit ■ TX-RX unit Information Model Name Frequency Range Original TX-RX [MHz] unit Number For Service TX-RX unit Number NX-820H(G) (GPS model) : K 450 - 520 X57-8240-10 X57-8240-14 NX-820H : K 450 - 520 X57-8240-11 X57-8240-15 NX-820H(G) (GPS model) : K2 400 - 470 X57-8240-12 X57-8240-16 NX-820H : K2 400 - 470 X57-8240-13 X57-8240-17 33 NX-820H(G)/820H TROUBLE SHOOTING Method of confirming “Original TX-RX unit” and “Service TX-RX unit” ■ SUPPLIED ACCESSORIES AFTER CHANGINGTHE ESN ESN Label ................................................................................. 1 s KENWOOD ESN s NXDN ESN s MPT ESN Addendum (this pamphlet) ........................................................ 1 1 After changing the printed circuit board, write the up-to-date Firmware following the instructions in the service manual. s Write the Firmware in accordance to the Market. If you write different Market Firmware, there are times communication with the FPU is not possible. 2 Using the KPG-141D, select your desired item (Model Name and Frequency) from the Model > Product Information menu, then use Program > Write Data to the Transceiver to write the FPU data (PC Programming mode). When writing to the transceiver, a Warning Message, corresponding to the item selected, appears. Click [OK] to continue writing the data. 3 Enter Program > Test Mode, then adjust the various adjustment data (PC Test mode) as described in the service manual. 4 Attach the new labels corresponding to the new printed circuit board. (Refer to the images below for label placement.) 5 If necessary, write the FPU data used by the customer with the KPG-141D. PRINTED CIRCUIT BOARD DATA The following data is written on the printed circuit board: Data Type Description Firmware NX-720/820 K type firmware FPU Data (PC programming mode) X57-823 : NX-720 Kx type data X57-824 : NX-820 Kx type data Voice Language English Various Adjustment General adjustment values for the X57Data (PC Test mode) 823 (NX-720), and X57-824 (NX-820). KENWOOD ESN Model Name: s [X57-823] NX-720S s [X57-824] NX-820S Type : Kx The same number as the KENWOOD ESN label is written. NXDN ESN/ MPT ESN The same number as the NXDN ESN/ MPT ESN label is written. Note: s When using the ESN Validation function of Trunking, the ESN number changes when the circuit board is changed (the number is written on the circuit board); the Trunking system cannot be accessed. Maintain the ESN data of the Trunking System following the new ESN. s When a new printed circuit board is used, the KENWOOD ESN changes, as does the Transceiver Information display of the KPG-141D, but this does not have any effect on the operation of the transceiver. s If changing to the original ESN, please contact our service center. ATTACHINGTHE ESN LABEL Cut line ESN Label S/NO. BXXXXXXX MXXXXXXXXXX NXXXXXXXXXXXX Remove the KENWOOD ESN/NXDN ESN/MPT ESN label along the cut line. S/NO. BXXXXXXX MXXXXXXXXXX NXXXXXXXXXXXX 1234567891012 S/NO. B2700001 M1234567890 N12456789012 Made in Singapore 34 Place the separated KENWOOD ESN/NXDN ESN/MPT ESN label on top of the original label. NX-820H(G)/820H ADJUSTMENT ■ Key operation Controls “ ” not appears on the LCD display Key Power switch Volume Up/Down key Modular MIC jack LCD Channel Up/Down key Programmable function keys Function [ ]/[ ] Test channel up/down Channel No. [ ] Push: Squelch level up Hold: Squelch off Squelch level Squelch off: icon appears [ ] Wide/Narrow/Very narrow Wide: “W” Narrow: “N” Very narrow: “V” [ ] Shift to panel tuning mode - [ ] Function on “ ” appears on the LCD display [ ] MSK 1200bps and 2400bps 2400bps: [ ] Push: Test signaling up Hold: Test signaling up continuously KMC-36 (OPTION) [ ]/[ ] [PTT] Keypad [PTT] (MIC) [0] to [9] and [#], [ ] (MIC) Preparations for checking/tuning the transceiver Before attempting to check/tune the transceiver, connect the unit to a suitable power supply. Whenever the transmitter is turned on, the unit must be connected to a suitable dummy load (i.e. power meter). The speaker output connector must be terminated with a 4 dummy load and connected to an AC voltmeter and an audio distortion meter or a SINAD measurement meter at all times during checking/tuning. Panel Test Mode ■ Test mode operation features This transceiver has a test mode. To enter test mode, press and hold the [ ] key while turning the transceiver power ON. Before the transceiver enters test mode, the frequency version information appears on the LCD momentarily. Test mode can be inhibited by programming. To exit test mode, turn the transceiver power OFF. The following functions are available in test mode. icon appears Signaling No. Volume level up/down Transmit - Use as the DTMF keypad. If a key is pressed during transmission, the DTMF corresponding to the key that was presses is sent. - “ ” appears on the LCD display Key ■ Display Function Display [ ] Function off - [ ] Analog /NXDN Analog: "A", NXDN: "N" [ ] Function off - [ ] LCD all lights LCD all point appears [ ] High /Mid /Low power High: icon not appears Mid: “ ” icon appears Low : “ ” icon appears [ ] Function off - [ ] Compander on/off On: [ ] Beat shift on/off On: [ ]/[ ] [PTT] (MIC) [0] to [9] and [#], [ ] (MIC) icon appears icon appears Volume level up/down Transmit - Function off - 35 NX-820H(G)/820H ADJUSTMENT • LED indicator ■ Red LED Green LED The transceiver has been adjusted for the frequencies shown in the following table. When required, readjust them following the adjustment procedure to obtain the frequencies you want in actual operation. Lights during transmission. Lights when there is carrier. • LCD display in panel test mode Frequency and Signaling • Test frequency (Power ON) CH Market code Frequency range “UHF F1”: 450~520MHz “UHF F2”: 400~470MHz K K2 RX (MHz) TX (MHz) RX (MHz) TX (MHz) 1 485.05000 485.10000 435.05000 435.10000 2 450.05000 450.10000 400.05000 400.10000 3 519.95000 519.90000 469.95000 469.90000 4 485.00000 485.00000 435.00000 435.00000 5 485.20000 485.20000 435.20000 435.20000 6 485.40000 485.40000 435.40000 435.40000 7~16 - - - - (After 2sec.) • Analog mode signaling Function Low power Mid power Squelch level Channel No. AW AN NN NV 36 : Analog wide mode : Analog narrow mode : NXDN narrow mode : NXDN very narrow mode Signaling No. No. RX TX 1 None None 2 None 100Hz Square Wave 3 LTR Data: AREA=0, GOTO=12 HOME=12 ID=47, FREE=25 LTR Data: AREA=0, GOTO=12 HOME=12 ID=47, FREE=25 4 QT: 67.0Hz QT: 67.0Hz 5 QT: 151.4Hz QT: 151.4Hz 6 QT: 210.7Hz QT: 210.7Hz 7 QT: 254.1Hz QT: 254.1Hz 8 DQT: D023N DQT: D023N 9 DQT: D754I DQT: D754I 10 DTMF: 159D DTMF: 159D 11 None DTMF Code 9 12 2-tone: A: 304.7Hz, B: 3106.0Hz 2-tone: A: 304.7Hz, B: 3106.0Hz 13 Single Tone: 979.9Hz Single Tone: 979.9Hz 14 None Single Tone: 1000Hz 15 None MSK 16 MSK MSK NX-820H(G)/820H ADJUSTMENT • NXDN mode signaling No. ■ RX TX 1 RAN1 RAN1 2 None PN9 3 RAN1 Maximum deviation pattern 7 None FSW+PN9 (PC test mode only) Key operation Panel Tuning Mode Transceiver tuning (To enter tuning mode) To enter tuning mode, press the [ ] key while the transceiver is in test mode. Use the [ ] key to write tuning data through tuning modes, and the [ ]/[ ] to adjust tuning requirements (1 to 4096 appears on the LCD). Use the [ ] key to select the adjustment item through tuning modes. Use the [ ] key to adjust 5 reference level adjustments, and use the [ ] key to switch between Wide/ Narrow/Very narrow. • LCD display in panel tuning mode 5 reference level : Low : Low’ : Center : High’ : High Adjustment item S Q L Push [ ]/[ ] Adjustment value 1 0 2 4 Narrow/Wide/Very narrow Very narrow Narrow Wide Hold (1 second) Adjustment value up/down [ ] 20Hz/2kHz (During transmission in balance adjustment) - [ ] Wide/Narrow/Very narrow - [ ] Shift to panel test mode - [ ] To enter 5 reference level adjustments - [ ] Writes the adjustment value - [ ] Go to next adjustment item Back to last adjustment item RAN: Radio Access Number PN9: Pseudo-Random Pattern (for production only) ■ Function Key [ ]/[ ] Volume level up/down [PTT] Transmit [0] to [9] and [#], [ ] - ■ 5 reference level adjustments frequency K K2 Tuning point RX (MHz) TX (MHz) RX (MHz) TX (MHz) Low 450.05000 450.10000 400.05000 400.10000 Low’ 467.55000 467.60000 417.55000 417.60000 Center 485.05000 485.10000 435.05000 435.10000 High’ 502.55000 502.60000 452.55000 452.60000 High 519.95000 519.90000 469.95000 469.90000 ■9 reference level adjustments frequency K K2 Tuning point RX (MHz) TX (MHz) RX (MHz) TX (MHz) Low1 450.05000 450.10000 400.05000 400.10000 Low2 458.80000 458.85000 408.80000 408.85000 Low3 467.55000 467.60000 417.55000 417.60000 Center1 478.30000 478.35000 426.30000 426.35000 Center2 485.05000 485.10000 435.05000 435.10000 Center3 493.80000 493.85000 443.80000 443.85000 High1 502.55000 502.60000 452.55000 452.60000 High2 511.30000 511.35000 461.30000 461.35000 High3 519.95000 519.90000 469.95000 469.90000 Note:This table can be adjusted only in PC Test Mode. 37 NX-820H(G)/820H ADJUSTMENT ■ Adjustment item supplement Adjustment Item 38 Description Receive Assist The lock voltage of VCO (Receive) is adjusted. This item must be adjusted before all adjustment items for receiver section are adjusted. This item can be adjusted only in PC Test Mode. Transmit Assist The lock voltage of VCO (Transmit) is adjusted. This item must be adjusted before all adjustment items for transmitter section are adjusted. This item can be adjusted only in PC Test Mode. Frequency Frequency stability is adjusted under receiving condition with SSG. The SSG needs 0.001ppm accuracy so please use a standard oscillator if necessary. This item can be adjusted only in PC Test Mode so that the adjustment value is not changed easily. High Transmit Power Limit High Transmit Power Limit is adjusted. Mid Transmit Power Limit Mid Transmit Power Limit is adjusted. Low Transmit Power Limit Low Transmit Power Limit is adjusted. High Transmit Power High Transmit Power is adjusted. Mid Transmit Power Mid Transmit Power is adjusted. Low Transmit Power Low Transmit Power is adjusted. Balance The transmit audio frequency response is adjusted. This item is adjusted so that the deviation of 2kHz becomes the same deviation of 20Hz. This item must be adjusted before all adjustment items for deviations are adjusted. Maximum Deviation (NXDN Narrow/Very Narrow) Maximum Deviation of NXDN (Narrow/Very Narrow) is adjusted. Maximum Deviation (Analog Wide/Narrow) Maximum Deviation of Analog (Wide/Narrow) is adjusted. This item must be adjusted before all adjustment items for tone deviations are adjusted. Note: “Maximum Deviation (Analog Narrow)” must be adjusted before “CW ID Deviation (NXDN Very Narrow)” is adjusted. QT Deviation QT tone deviation is adjusted. DQT Deviation DQT tone deviation is adjusted. LTR Deviation LTR tone deviation is adjusted. DTMF Deviation DTMF tone deviation is adjusted. Single Tone Deviation The deviation of Single Tone used in “2-tone” is adjusted. MSK Deviation MSK tone deviation is adjusted. CW ID Deviation CW ID tone deviation is adjusted. CW ID is used to inform the others who is transmitting on a 6.25 kHz spacing channel. (In FCC rule, Analog mode or CW ID is required for each channel-spacing.) Sensitivity 1 Band-Pass Filter is adjusted. The performance of Receive Sensitivity and unwanted signal rejection are improved. This item can be adjusted only in PC Test Mode. Sensitivity 2 Band-Pass Filter is adjusted. The performance of Receive Sensitivity and unwanted signal rejection are improved. This item can be adjusted only in PC Test Mode. RSSI Reference The minimum RSSI level for scan stop is adjusted. Open Squelch The squelch level at level “5” is adjusted. Low RSSI High RSSI RSSI display level “ ” is adjusted. Both “Low RSSI” and “High RSSI” must be adjusted. (The curve data of RSSI level is applied.) Tight Squelch The squelch level at level “9” is adjusted. NX-820H(G)/820H ADJUSTMENT ■ Adjustment Order item and Adjustment range Adjusutment item Panel tuning PC test AW (Analog Wide) AN (Analog Narrow) NN (NXDN Narrow) NV (NXDN Very Narrow) Adjust item Number Adjustment range 1 Receive Assist ✓ 2 Transmit Assist ✓ 3 Frequency ✓ 4 High Transmit Power Limit ✓ ✓ 5 Mid Transmit Power Limit ✓ ✓ 6 Low Transmit Power Limit ✓ ✓ 7 High Transmit Power ✓ ✓ 8 Mid Transmit Power ✓ ✓ 9 Low Transmit Power ✓ ✓ 10 Balance ✓ ✓ 11 Maximum Deviation (NXDN) ✓ ✓ 12 Maximum Deviation (Analog) ✓ ✓ 13 QT Deviation ✓ ✓ 14 DQT Deviation ✓ ✓ 15 LTR Deviation ✓ ✓ 16 DTMF Deviation ✓ ✓ 17 Single Tone Deviation ✓ ✓ 18 MSK Deviation ✓ ✓ 19 CW ID Deviation ✓ ✓ 20 Sensitivity 1 ✓ 21 Sensitivity 2 ✓ 9 point ADJ Common Section 2 1~4096 9 point ADJ Common Section 3 1~4096 1 point ADJ Common Section 4 1~4096 - 5 - - Transmitter Section 1 - - Transmitter Section 1 - - Transmitter Section 1 - - Transmitter Section 2 - - Transmitter Section 2 - - Transmitter Section 2 - - Transmitter Section 2 5 5 Transmitter Section 4 - - Transmitter Section 5 - - Transmitter Section 6 - - Transmitter Section 7 - - Transmitter Section 8 - - Transmitter Section 9 - - Transmitter Section 10 - - Transmitter Section 11 - 1 Transmitter Section 12 - - Receiver Section 2 - - Receiver Section 3 1~256 - 5 1~256 - 5 1~256 - 5 1~1024 - 5 1~1024 - 5 1~1024 - 5 1~1024 - 1~1024 5 5 1~1024 1 1 1~1024 1 1 1~1024 1 1 1~1024 1 1 1~1024 1 1 1~1024 1 1 1~1024 - 1~1024 - 5 1~256 - 5 1~256 39 NX-820H(G)/820H ADJUSTMENT Adjusutment item Panel tuning PC test 22 RSSI Reference ✓ ✓ 23 Open Squelch ✓ ✓ 24 Low RSSI ✓ ✓ 25 High RSSI ✓ ✓ 26 Tight Squelch ✓ ✓ Order AW (Analog Wide) AN (Analog Narrow) NN (NXDN Narrow) NV (NXDN Very Narrow) Adjust item Number Adjustment range 5 5 - *1 5 Receiver Section 4 - *1 5 Receiver Section 5 - *1 5 Receiver Section 6 - *1 5 Receiver Section 7 - - Receiver Section 8 1~256 5 5 1~256 5 5 1~256 5 5 1~256 5 5 1~256 1: Because NXDN Narrow is adjusted by adjusting Analog Narrow, it is not necessary to adjust NXDN Narrow. ■ Panel tuning mode flow chart Note: In this Panel tuning mode flow chart, the Adjustment item name is modified. [ ] [ ] hold High Trancemit Power Limit Narrow [ ] HLMT [ ] press [ ] press [ Narrow [ ] ] press [ [ ] press [ ] press [ ] press [ [ 40 ] press Narrow Narrow Narrow Narrow [ [ ] [ ] [ ] 5 reference level Adjustments [ Narrow ] press [ ] [ ] NXDN Deviation NDEV [ ] ] [ ] [ 5 reference level Adjustments exit ] hold NXDN Deviation NDEV ] High H 5 reference level Adjustments 5 reference level Adjustments [ ] [ ] Center-High [ ] H’ 5 reference level Adjustments [ ] ] Center C 5 reference level Adjustments ] hold Balance BAL [ [ ] hold Low Trancemit Power LPWR [ 5 reference level Adjustments ] hold Mid Trancemit Power MPWR [ [ ] hold High Trancemit Power HPWR [ ] Low L Low-Center L’ ] hold [ ] Low Trancemit Power Limit Narrow LLMT [ 5 reference level Adjustments 5 reference level Adjustments ] hold Mid Trancemit Power Limit MLMT [ Adjustment Point LCD Display Adjustment Item N/W/VN LCD Display For all adjustment items, press the [ ] key to write the adjustment value. Panel test mode Very Narrow [ ] 5 reference level Adjustments ] NX-820H(G)/820H ADJUSTMENT [ [ ] hold Analog MAX Deviation ADEV Narrow ] press [ ] [ Narrow ] press [ DQT Deviation DQT ] press [ [ LTR Deviation LTR [ ] press [ Narrow Narrow Narrow ] press Narrow [ MSK Deviation MSK Narrow [ [ ] press [ ] press [ ] [ ] hold Narrow ] hold RSSI (Low) LRSS [ ] press ] hold RSSI (High) HRSS [ [ ] press [ ] LTR Deviation LTR Wide [ ] DTMF Deviation DTMF Wide [ ] Single Tone Deviation TONE Wide [ ] MSK Deviation MSK Wide [ ] RSSI (Reference) RRSS Wide ] hold [ ] Squelch (Open) SQL Narrow ] press [ ] RSSI (Reference) RRSS Wide [ ] RSSI (Low) LRSS Wide [ ] Squelch (Open) SQL RSSI (High) HRSS Wide [ ] [ ] Squelch (Tight) SQLT Very Narrow [ ] [ ] RSSI (Low) LRSS [ ] [ ] Very Narrow [ ] [ ] [ ] Squelch (Tight) SQLT [ ] [ ] [ ] Narrow [ Wide [ ] Narrow [ DQT Deviation DQT ] hold Narrow ] press [ ] Very Narrow Squelch (Open) SQL [ Wide ] hold RSSI (Reference) RRSS [ QT Deviation QT ] hold CW ID Deviation CWID [ [ ] 5 reference level Adjustments ] hold Single Tone Deviation TONE ] press [ ] hold ] press [ ] ] hold [ [ Wide ] hold DTMF Deviation DTMF [ Analog MAX Deviation ADEV ] hold QT Deviation QT [ [ ] Very Narrow [ ] [ ] RSSI (High) HRSS Very Narrow [ ] [ ] 5 reference level Adjustments [ ] 5 reference level Adjustments [ ] 5 reference level Adjustments [ ] 5 reference level Adjustments Wide [ ] 5 reference level Adjustments 41 NX-820H(G)/820H ADJUSTMENT Test Equipment Required for Alignment Test Equipment Major Specifications 1. Standard Signal Generator (SSG) Frequency Range 100 to 520MHz Modulation Frequency modulation and external modulation Output –127dBm/0.1µV to greater than –20dBm/22.4mV When performing the Frequency adjustment, the following accuracy is necessary. • 0.001ppm Use a standard oscillator for adjustments, if necessary. 2. Power Meter Input Impedance Operation Frequency Measurement Capability 50 100 to 520MHz Vicinity of 100W 3. Deviation Meter Frequency Range 100 to 520MHz 4. Digital Volt Meter (DVM) Measuring Range Input Impedance 10mV to 20V DC High input impedance for minimum circuit loading 5. Oscilloscope DC through 30MHz 6. High Sensitivity Frequency Counter Frequency Range Frequency Stability 10Hz to 1000MHz 0.01ppm or less 8. AF Volt Meter (AF VM) Frequency Range Voltage Range 50Hz to 10kHz 1mV to 10V 9. Audio Generator (AG) Frequency Range Output 50Hz to 5kHz or more 0 to 1V Capability Input Level 3% or less at 1kHz 50mV to 10Vrms Frequency Range Input Level Input Sensitivity Resolution Bandwidth Video Bandwidth Frequency Range Output Level 13.6V,approx.20A (adiustable from 9V to 17V) Useful if ammeter equipped 40MHz to 520MHz Up to +20dBm –100dBm 100Hz 100Hz 40MHz to 520MHz –30dBm to 0dBm 7. Ammeter 20A or more 10. Distortion Meter 11. 4 Dummy Load Approx. 4, 10W 12. Regulated Power Supply 13. Spectrum Analyzer 14. Tracking Generator ■ Test cable for microphone input (E30-3360-28) 1 2 3 4 5 6 7 8 ■ MIC GREEN 1 RED 2 BLACK BLUE SHIELD E PTT MIC-E WHITE MIC GRAY HK YELLOW ■ Tuning cable (E30-3383-05) Adapter cable (E30-3383-05) is required for injecting an audio if PC tuning is used. See “PC Mode” section fot the connection. 3 4 5 6 7 8 connector (Front panel view) Lead wire + 8 1 42 1 : MBL 2 : +B 3 : GND 4 : PTT/TXD (PC serial data from radio) 5 : MICE 6 : MIC 7 : HOOK/RXD (PC serial data to radio) 8 : DM Shield wire – MIC NX-820H(G)/820H ADJUSTMENT Radio check Section Measurement Item Panel test mode PC test mode Testequipment 1. Frequency check 1) CH-Sig : 1-1 PTT : ON 1) Test Channel Channel: 1 Test Signaling Mode: Analog Signaling: 1 PTT: Press [Transmit] button. f. counter 2. High power check 1) CH-Sig : 1-1 PTT : ON 1) Test Channel Channel: 1 Test Signaling Mode: Analog Signaling: 1 PTT: Press [Transmit] button. Power meter Ammeter 2) CH-Sig : 2-1 PTT : ON 2) Test Channel Channel: 2 Test Signaling Mode: Analog Signaling: 1 PTT: Press [Transmit] button. 3) CH-Sig : 3-1 PTT : ON 3) Test Channel Channel: 3 Test Signaling Mode: Analog Signaling: 1 PTT: Press [Transmit] button. 1) CH-Sig : 1-1 PTT : ON 1) Test Channel Channel: 1 Test Signaling Mode: Analog Signaling: 1 PTT: Press [Transmit] button. 2) CH-Sig : 2-1 PTT : ON 2) Test Channel Channel: 2 Test Signaling Mode: Analog Signaling: 1 PTT: Press [Transmit] button. 3) CH-Sig : 3-1 PTT : ON 3) Test Channel Channel: 3 Test Signaling Mode: Analog Signaling: 1 PTT: Press [Transmit] button. 1) CH-Sig: 1-1 AG: 1kHz PTT: ON 1) Test Channel Channel: 1 Test Signaling Mode: Analog Signaling: 1 AG: 1kHz PTT: Press [Transmit] button. 3. Low power check 4. MIC sensitivity check Unit Adjustment Terminal ANT Unit Parts Method Specifications/ Remarks Check an internal temperature of radio from 20°C to 26°C. +/-0.25ppm +/-121Hz:K +/-108Hz:K2 @485.1MHz:K @435.1MHz:K2 Check 40.0W~50.0W(UHF) 13A or less 3.5W~6.5W 7A or less Deviation meter Oscilloscope AG AF VTVM Adjust AG Dev 3.0kHz input to get a at 5mV±1.0mV standard MOD. 43 NX-820H(G)/820H ADJUSTMENT Measurement Item 5. Sensitivity check Panel test mode PC test mode 1) CH-Sig: 1-1 SSG output Wide 5k: –117dBm (0.32µV) (MOD: 1kHz/±3kHz) 1) Test Channel Channel: 1 Test Signaling Mode: Analog Signaling: 1 Narrow: –117dBm (0.32µV) (MOD:1kHz/±1.5kHz) SSG output Wide 5k: –116dBm (0.35µV) (MOD: 1kHz/±3kHz) Testequipment Unit SSG AF VTVM Oscilloscope Distortion meter 4ohm Dummy load Adjustment Terminal Unit ANT Ext.SP connector Parts Method Check Specifications/ Remarks 12dB SINAD or more Narrow: –115dBm (0.40µV) (MOD:1kHz/±1.5kHz) Common Section Item Panel test mode Measurement PC test mode 1. Setting 1) DC voltage:13.6V 2) SSG standard modulation [Wide] MOD:1kHz,DEV:3kHz [Narrow] MOD:1kHz,DEV:1.5kHz 2. Receive Assist This adjustment can be performed only PC test mode. 1) Adj item: [Receive Assist] 2) Adj item: [Low1],[Low2], [Low3],[Center1], [Center2], [Center3 ],[High1],[High2],[Hi gh3] Press [Apply All] button to store the adjustment value. 3.Transmit Assist This adjustment 1) Adj item: can be per[Transmit Assist] formed only PC 2) Adj item: test mode. [Low1],[Low2], [Low3],[Center1], [Center2], [Center3 ],[High1],[High2],[Hi ght3] PTT: Press [Transmit] button. Press [Apply All] button to store the adjustment value. 44 Testequipment Unit Terminal Adjustment Unit Parts [PC test mode] [ ],[ ] Method [PC test mode] [Automatic Adjustment ] Press [ Tune Assist Voltage ] button. Press [ Apply All ] button to store the adjustment value after the automatic adjustment has finished. [ Manual Adjustment ] [ V ] indicator on the PC window shows VCO lock voltage. Change the adjustment value to get VCO lock voltage within the limit of the specified voltage. Note: Confirm the VCO lock voltage approximately 3 seconds after the adjustment value is changed. Specifications/ Remarks 2.5V±0.1V [PC test mode] Press [Apply All] button to store the adjustment value after all adjustment point was adjusted. Check! The assist adjustment value must be between from 340 to 3550. NX-820H(G)/820H ADJUSTMENT Item Panel test mode Measurement PC test mode 4. Frequency The Frequency 1) Adj item: adjustment can [Frequency] be performed SSG output only in PC test :–20dBm (22.4mV) mode. (CW (without modulation)) Caution: Perform the frequency adjustment under the following conditions. • Temperature range of +20°C to +26°C (+68.0°F to +78.8°F). (The temperature is displayed on the Frequency adjustment screen of the KPG-141D and the LCD of the transceiver.) • Use an accuracy of 0.003ppm for the SSG. (Use a standard oscillator if necessary.) Testequipment SSG Unit Terminal ANT Adjustment Unit Parts Method [PC test mode] Press [Start] button of “Auto Tuning”. Press [Apply] button to store the adjustment value after the automatic adjustment was finished. Specifications/ Remarks [PC test mode] The value of “IF20” will become around “0” after the adjustment was finished. Remark: “Frequency” is adjusted under receiving condition with SSG. 45 NX-820H(G)/820H ADJUSTMENT Transmitter Section Item Panel test mode 1. High Transmit 1) Adj item: power Limit [HLMT] Adjust:[] 2) Adj item: [H.LMT_] → [H.L.MT_] → [H.L.M.T_] → [H.L.M.T._] → [H.L.M.T._.] → 3) PTT : ON 4) Press [ ] key to store the adjustment value Mid Transmit power Limit 1) Adj item: [MLMT] Adjust:[] 2) Adj item: [M.LMT_] → [M.L.MT_] → [M.L.M.T_] → [M.L.M.T._] → [M.L.M.T._.] → 3) PTT : ON 4) Press [ ] key to store the adjustment value Low Transmit 1) Adj item: power Limit [LLMT] Adjust:[] 2) Adj item: [L.LMT_] → [L.L.MT_] → [L.L.M.T_] → [L.L.M.T._] → [L.L.M.T._.] → 3) PTT : ON 4) Press [ ] key to store the adjustment value 46 PC test mode 1) TEST CH: Low, Low’, Center, High’, High (5 point) 2) Transmit Press [Apply All] button to store the adjustment value. Measurement TestTermiUnit equipment nal Power ANT meter Ammeter Adjustment Unit Parts Method [Panel tun- 48.0W ing mode] [ ],[ ] Specifications/ Remarks ±2.0W [PC test mode] Press [Apply All] button to store the adjustment value after all adjustment point was adjusted. [PC test mode] [ ],[ ] 1) TEST CH: Low, Low’, Center, High’, High (5 point) 2) Transmit Press [Apply All] button to store the adjustment value. 33.0W 1) TEST CH: Low, Low’, Center, High’, High (5 point) 2) Transmit Press [Apply All] button to store theadjustment value. 10W NX-820H(G)/820H ADJUSTMENT Item Panel test mode 2.High Transmit 1) Adj item: Power [HPWR] Adjust:[] 2) Adj item: [H.PWR_] → [H.P.WR_] → [H.P.W.R_] → [H.P.W.R._] → [H.P.W.R._.] → 3) PTT : ON 4) Press [ ] key to store the adjustment value Mid Transmit power Low Transmit power 3. Balance adjust PC test mode 1) TEST CH: Low, Low’, Center, High’, High (5 point) 2) Transmit Press [Apply All] button to store the adjustment value. 1) Adj item: [MPWR] Adjust:[] 2) Adj item: [M.PWR_] → [M.P.WR_] → [M.P.W.R_] → [M.P.W.R._] → [M.P.W.R._.] → 3) PTT : ON 4) Press [ ] key to store the adjustment value 1) TEST CH: Low, Low’, Center, High’, High (5 point) 2) Transmit 1) Adj item: [LPWR] Adjust:[] 2) Adj item: [L.PWR_] → [L.P.WR_] → [L.P.W.R_] → [L.P.W.R._] → [L.P.W.R._.] → 3) PTT : ON 4) Press [ ] key to store the adjustment value 1) TEST CH: Low, Low’, Center, High’, High (5 point) 2) Transmit 1) Adj item:[BAL] Adjust:[] Deviation meter LPF : 3kHz HPF : OFF 2) Adj item: [B.AL_] [B.A.L__] [B.A.L.__] [B.A.L._._] [B.A.L._._.] 1) Adj item: [Balance] Deviation meter LPF : 3kHz HPF : OFF 2) Adj item: [Low], [Low’], [Center], [High’], [High] Adjust:[] PTT : ON Press [ ] key to store the adjustment value. Measurement TestTermiUnit equipment nal Power ANT meter Ammeter Adjustment Unit Parts [Panel tuning mode] [ ],[ ] Method 45.0W [PC test mode] [ ],[ ] 30.0W ±1.0W 10.0A or less [PC test mode] Press [Apply All] button to store the adjustment value after all adjustment point was adjusted. 5.0W ±0.2W 7.0A or less [PC test mode] Press [Apply All] button to store the adjustment value after all adjustment point was adjusted. Press [Apply All] button to store the adjustment value. Press [Apply All] button to store the adjustment value. [2kHz Sine Wave Check box]: Check while transmitting change to 2kHz. ±1.0W 13.0A or less [PC test mode] Press [Apply All] button to store the adjustment value after all adjustment point was adjusted. Press [Apply All] button to store the adjustment value. PTT: Press [Transmit] button. Specifications/ Remarks Deviation meter Oscilloscope ANT [Panel tuning mode] [ ],[ ] [PC test mode] [ ],[ ] The Deviation of 20Hz frequency is fixed. Change the 2kHz adjustment value to become the same deviation of 20Hz within the specified range. 2kHz Tone deviation is within ±1.0% of 20Hz tone deviation. [PC test mode] Press [Apply All] button to store the adjustment value after all adjustment point was adjusted. 47 NX-820H(G)/820H ADJUSTMENT Item 4. Maximum Deviation (NXDN) adjust [Narrow] Panel test mode Adj item: [NDEV] Adjust:[.] Deviation meter LPF : 3kHz HPF : OFF PTT : ON Press [ ] key to store the adjustment value. Measurement TestTermiUnit equipment nal 1) Adj item: [Maximum Deviation Deviation (NXDN meter Narrow)] OscilloDeviation meter scope LPF: 3kHz HPF: OFF Adjustment PC test mode PTT: Press [Transmit] button. Press [Apply All] button to store the adjustment value. Unit Parts Method [Panel tun- Write fixed value ing mode] “513” for each adjustment point. [ ],[ ] Transmit at each adjustment point [PC test and check that the mode] Analog deviation is [ ],[ ] between 2995Hz and 3117Hz. Specifications/ Remarks 2995~3117Hz [PC test mode] Press [Apply All] button to store the adjustment value after all adjustment point was adjusted. Deviation meter LPF: 3kHz HPF: OFF [Panel tuning mode] PTT: ON [PC test mode] PTT: Press [Transmit] button [Very Narrow] Adj item: [NDEV] Adjust:[] PTT : ON Press [ ] key to store the adjustment value. 1) Adj item: [Maximum Deviation (NXDN Very Narrow)] PTT: Press [Transmit] button. Press [Apply All] button to store the adjustment value. Write fixed value “513” for each adjustment point. Transmit at each adjustment point and check that the Analog deviation is between 1331Hz and 1363Hz. Deviation meter LPF: 3kHz HPF: OFF [Panel tuning mode] PTT: ON [PC test mode] PTT: Press [Transmit] button 48 1311~1363Hz [PC test mode] Press [Apply All] button to store the adjustment value after all adjustment point was adjusted. NX-820H(G)/820H ADJUSTMENT Item 5. Maximum Deviation (Analog) adjust [Narrow] Panel test mode Adj item: [ADEV] Adjust:[.] Deviation meter LPF : 15kHz HPF : OFF PTT : ON Press [ ] key to store the adjustment value. [Wide] Adj item: [ ADEV] Adjust:[...] PTT : ON Press [ ] key to store the adjustment value. 6. QT Deviation 1) Adj item:[QT] adjust Adjust:[.] Deviation meter [Narrow] LPF : 3kHz HPF : OFF PTT : ON Press [ ] key to store the adjustment value. [Wide] 1) Adj item:[QT] Adjust:[...] PTT : ON Press [ ] key to store the adjustment value. Measurement TestTermiUnit equipment nal ANT 1) Adj item: [Maximum Deviation Deviation (Analog meter Narrow)] OscilloDeviation meter scope LPF: 15kHz HPF: OFF PTT: Press [Transmit] button. Press [Apply All] button to store the adjustment value. Adjustment PC test mode Unit Parts 1) Adj item: [QT Deviation (Analog Wide)] Deviation meter LPF: 3kHz HPF: OFF PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value. Deviation meter Oscilloscope ANT Specifications/ Remarks [Panel tun- Write fixed value “513” 2050~2150Hz ing mode] for each adjustment point. Transmit at [PC test mode] [ ],[ ] [PC test mode] [ ],[ ] 1) Adj item: [Maximum Deviation (Analog Wide)] PTT: Press [Transmit] button. Press [Apply All] button to store the adjustment value. 1) Adj item: [QT Deviation (Analog Narrow)] Deviation meter LPF: 3kHz HPF: OFF PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value. Method each adjustment point and check that the Analog deviation is between 2050Hz and 2150Hz. Deviation meter LPF: 15kHz HPF: OFF [Panel tuning mode] PTT: ON [PC test mode] PTT: Press [Transmit] button Press [Apply All] button to store the adjustment value after all adjustment point was adjusted. Write fixed value “513” for each adjustment point. Transmit at each adjustment point and check that the Analog deviation is between 4150Hz and 4250Hz. Deviation meter LPF: 15kHz HPF: OFF [Panel tuning mode] PTT: ON [PC test mode] PTT: Press [Transmit] button 4150~4250Hz [Panel tun- Write the value ing mode] 513 (Reference value) [ ],[ ] [PC test mode] Press [Apply All] button to store the adjustment value after all adjustment point was adjusted. 0.35kHz±0.05kHz [PC test mode] [ ],[ ] Write the value 513 (Reference value) 0.75kHz±0.05kHz 49 NX-820H(G)/820H ADJUSTMENT Item 7. DQT Deviation adjust [Narrow] Panel test mode 1) Adj item:[DQT] Adjust:[.] Deviation meter LPF : 3kHz HPF : OFF PTT : ON Press [ ] key to store the adjustment value. [Wide] 1) Adj item:[DQT] Adjust:[...] PTT : ON Press ] key to store the adjustment value. PC test mode 1) Adj item: [DQT Deviation (Analog Narrow)] Deviation meter LPF: 3kHz HPF: OFF PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value. 1) Adj item: [LTR Deviation (Analog Narrow)] Deviation meter LPF: 3kHz HPF: OFF PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value. 1) Adj item:[LTR] Adjust:[...] PTT : ON Press [ ] key to store the adjustment value. 1) Adj item: [LTR Deviation (Analog Wide)] PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value. 9. DTMF Devia- Adj item: [DTMF] tion adjust Adjust:[.] [Narrow] Deviation meter LPF : 15kHz HPF : OFF PTT : ON Press [ ] key to store the adjustment value. 1) Adj item: [DTMF Deviation (Analog Narrow)] Deviation meter LPF: 15kHz HPF: OFF PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value. Adj item: [DTMF] Adjust:[...] PTT : ON Press [ ] key to store the adjustment value. 1) Adj item: [DTMF Deviation (Analog Wide)] PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value. [Narrow] [Wide] [Wide] 50 Adjustment Unit Parts Method [Panel tun- Write the value ing mode] 430 (Reference value) [ ],[ ] Specifications/ Remarks 0.35kHz±0.05kHz [PC test mode] [ ],[ ] 1) Adj item: [DQT Deviation (Analog Wide)] PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value. 1) Adj item:[LTR] Adjust:[.] Deviation meter LPF : 3kHz HPF : OFF PTT : ON Press [ ] key to store the adjustment value. 8. LTR Deviation adjust Measurement TestTermiUnit equipment nal Deviation ANT meter Oscilloscope Deviation meter Oscilloscope ANT Write the value 430 (Reference value) 0.75kHz±0.05kHz [Panel tun- Write the value ing mode] 465 (Reference value) [ ],[ ] 0.75kHz±0.05kHz [PC test mode] [ ],[ ] Write the value 465 (Reference value) Deviation meter Oscilloscope ANT [Panel tun- Write the value ing mode] 648 (Reference value) [ ],[ ] 1.00kHz±0.05kHz 1.5kHz±0.05kHz [PC test mode] [ ],[ ] Write the value 648 (Reference value) 3.0kHz±0.05kHz NX-820H(G)/820H ADJUSTMENT Item Panel test mode 10. Single Adj item: TONE Devia- [TONE] tion adjust Adjust:[.] Deviation meter [Narrow] LPF : 15kHz HPF : OFF PTT : ON Press [ ] key to store the adjustment value. [Wide] Adj item: [TONE] Adjust:[...] PTT : ON Press [ ] key to store the adjustment value. 11. MSK Devia- 1) Adj item:[MSK] Adjust:[.] tion adjust Deviation meter [Narrow] LPF : 15kHz HPF : OFF PTT : ON Press [ ] key to store the adjustment value. [Wide] 1) Adj item:[MSK] Adjust:[...] PTT : ON Press [ ] key to store the adjustment value. Adj item: 12. CWID Deviation adjust [CWID] [Very Narrow] Adjust:[] Deviation meter LPF : 15kHz HPF : OFF PTT : ON Press [ ] key to store the adjustment value. PC test mode 1) Adj item: [Single Tone Deviation (Analog Narrow)] Deviation meter LPF: 15kHz HPF: OFF PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value. Measurement TestTermiUnit equipment nal Deviation ANT meter Oscilloscope Adjustment Unit Parts [Panel tun- Write the value ing mode] 513 (Reference value) [ ],[ ] 1.50kHz±0.05kHz Deviation meter Oscilloscope ANT Write the value 513 (Reference value) 3.00kHz±0.05kHz [Panel tun- Write the value ing mode] 513 (Reference value) [ ],[ ] 1.50kHz±0.05kHz [PC test mode] [ ],[ ] 1) Adj item: [MSK Deviation (Analog Wide] PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value. 1) Adj item: [CW ID Deviation (NXDN Very Narrow)] Deviation meter LPF: 15kHz HPF: OFF Specifications/ Remarks [PC test mode] [ ],[ ] 1) Adj item: [Single Tone Deviation (Analog Wide] PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value. 1) Adj item: [MSK Deviation (Analog Narrow] Deviation meter LPF: 15kHz HPF: OFF PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value. Method Write the value 513 (Reference value) Deviation meter Oscilloscope ANT [Panel tun- Write the value ing mode] 376(Reference [ ],[ ] value) 3.00kHz±0.05kHz 1.00kHz±0.10kHz [PC test mode] [ ],[ ] PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value. 51 NX-820H(G)/820H ADJUSTMENT 3 Necessary Deviation adjustment item for each signaling and mode The following shows the necessary adjustment items for each signaling deviation. Please read the following table like the following example. In the case of the signaling “QT (Wide 5k)”, this signaling is composed of three elements [Balance, Maximum Deviation (Analog Wide 5k) and QT Deviation (Wide 5k)]. Please adjust Balance and Maximum Deviation (Analog Wide 5k) before adjusting QT Deviation (Wide 5k). Mode Analog Audio QT DQT Wide Narrow Very Narrow 1. Balance adjust 1. Balance adjust - 2. Maximum Deviation adjust [Wide] 2. Maximum Deviation adjust [Narrow] 1. Balance adjust 2. Maximum Deviation adjust [Wide] 3. QT Deviation adjust [Wide] 1. Balance adjust 2. Maximum Deviation adjust [Narrow] - 3. QT Deviation adjust [Narrow] 1. Balance adjust 2. Maximum Deviation adjust [Wide] 3. DQT Deviation adjust [Wide] 3. DQT Deviation adjust [Narrow] LTR 1. Balance adjust 2. Maximum Deviation adjust [Wide] 3. LTR Deviation adjust [Wide] 1. Balance adjust 2. Maximum Deviation adjust [Narrow] 3. LTR Deviation adjust [Narrow] - DTMF 1. Balance adjust 2. Maximum Deviation adjust [Wide] 3. DTMF Deviation adjust [Wide] 1. Balance adjust 2. Maximum Deviation adjust [Narrow] 3. DTMF Deviation adjust [Narrow] - 2TONE 1. Balance adjust 2. Maximum Deviation adjust [Wide] 3. Single TONE Deviation adjust [Wide] 1. Balance adjust 2. Maximum Deviation adjust [Narrow] - 3. Single TONE Deviation adjust [Narrow] 1. Balance adjust 2. Maximum Deviation adjust [Wide] 3. MSK Deviation adjust [Wide] 1. Balance adjust 2. Maximum Deviation adjust [Narrow] 3. MSK Deviation adjust [Narrow] - 1. Balance adjust 2. Maximum Deviation [NXDN Narrow] 1. Balance adjust - - - MSK (Fleet sync) NXDN Necessary adjustment and order Signaling Audio 1. Balance adjust 2. Maximum Deviation adjust [Narrow] - 2. Maximum Deviation adjust [NXDN Very Narrow] CWID 1. Balance adjust 2. Maximum Deviation [Analog Narrow] 3. CWID Deviation adjust [Very Narrow] Receiver Section Measurement Item 1.AF level setting 52 Panel test mode [Panel test mode] 1) CH-Sig: 1-1 SSG output: –47dBm (1mV) (MOD: 1kHz/±1.5kHz) Wide 5k/Narrow: Narrow Beat Shift: Uncheck Compander: Uncheck PC test mode Testequipment 1) Test Channel Channel: 1 Test Signaling Mode: Analog Signaling: 1 Wide 5k/Narrow: Narrow Beat Shift: Uncheck Compander: Uncheck SSG output: –47dBm (1mV) (MOD: 1kHz/±1.5kHz) SSG DVM AF VTVM 4ohm Dummy load Unit Terminal ANT Ext.SP connector Adjustment Unit Parts [Panel tuning mode] [ ],[ ] [PC test mode] [ ],[ ] Method Volume Up/Down Knob to obtain 2.83V AF output. (2.0W @ 4ohm load) Specifications/ Remarks 2.83V±0.3V ( Volume Button in PC test mode screen) NX-820H(G)/820H ADJUSTMENT Measurement Item Panel test mode PC test mode Testequipment Unit Terminal Adjustment Unit Parts Method Specifications/ Remarks 2. Sensitivity 1 adjust This adjustment can 1) Adj item: [Sensitivity 1] be performed only PC test mode. 2) Adj item: [Low], [Low’], [Center], [High’], [High] Press [Apply All] button to store the adjustment value. SSG AF VTVM 4ohm Dummy load ANT Ext.SP connector [PC test mode] [ ],[ ] Write the value as followings :K [L SENS1] / [Low]: 30 (Fixed) [L’ SENS1] / [Low’]: 96 (Fixed) [C SENS1] / [Center]: 134 (Fixed) [H’ SENS1] / [High’]: 167 (Fixed) [H SENS1] / [High]: 200 (Preset) :K2 [L SENS1] / [Low]: 34 (Preset) [L’ SENS1] / [Low’]: 75 (Preset) [C SENS1] / [Center]: 117 (Fixed) [H’ SENS1] / [High’]: 155 (Fixed) [H SENS1] / [High]: 192 (Fixed) 3. Sensitivity2 adjust *This adjustment can 1) Adj item: be performed only [Sensitivity 2] PC test mode. 2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG AF VTVM 4ohm Dummy load ANT Ext.SP connector [PC test mode] [ ],[ ] Write the value as 【Readjustment method 1】 follows If the sensitivity is :K less than -118.5dBm, [L SENS2] / [Low] : decrease the digit of [○ 80 (Preset) SENS2] (each channel) [L’ SENS2] / [Low’] : to get 12dB SINAD. 119 (Preset) SSG output : [C SENS2] / [Center] -118.5dBm(0.266uV) : 158(Preset) (Mod: 1kHz / ±1.5kHz) [H’ SENS2] / [High’] : 【Readjustment method 2:K】 190(Preset) If the sensitivity is still [H SENS2] / [High] : NG for fH by using 225(Preset) method 1, change the :K2 digit of [H SENS2] from [L SENS2] / [Low] : 225 to 240, and carry 59 (Preset) out the automatic ad[L’ SENS2] / [Low’] : justment for [H SENS1]. 98 (Preset) SSG output : -90dBm [C SENS2] / [Center] (Mod: 1kHz / ±1.5kHz) : 137 (Preset) and then, decrease the [H’ SENS2] / [High’] : digit of [H SENS2] to 179 (Preset) get 12dB SINAD. [H SENS2] / [High] : SSG output : 209 (Preset) -118.5dBm(0.266uV) (Mod: 1kHz / ±1.5kHz) 【Readjustment method 2:K2】 If the sensitivity is still NG for fL & fL' by using method 1, change the digit as follows. [L SENS1] : 34 ➞ 54 [L’ SENS1] :75 ➞ 95 [L SENS2] : 59 ➞ 69 [L’ SENS2] : 98 ➞ 108 And then, decrease the digit of [L SENS1] & [L' SENS1] to get 12dB SINAD. SSG output : -118.5dBm(0.266uV) (Mod: 1kHz / ±1.5kHz) Press [Apply All] button to store the adjustment value. 53 NX-820H(G)/820H ADJUSTMENT Measurement Item 4. RSSI reference adjust 5.Squelch (Squelch level 5 adjust) [Analog Narrow] Panel test mode 1) Adj item: [RRSS] Adjust:[] 2) Adj item: [R.RSS] [R.R.SS] [R.R.S.S] [R.R.S.S. [R.R.S.S._.] SSG output:12dB SINAD level -3dB (MOD:1kHz/±1.5kHz) PC test mode 1) Adj item: [RSSI Reference (Analog Narrow)] 2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: 12dB SINAD level –3dB (MOD: 1kHz/±1.5kHz) *This adjustment can 1) Adj item: be performed only [Open Squelch PC test mode. (Analog Narrow)] 2) Adj item: [Low], [Low’], [Center], [High’], [High] Press [Apply] button to store the adjustment value. [Analog Wide] 1) Adj item: [Open Squelch (Analog Wide)] 2) Adj item: [Low], [Low’], [Center], [High’], [High] Press [Apply] button to store the adjustment value. [NXDN Very Narrow] 1) Adj item: [Open quelch (NXDN Very Narrow)] 2) Adj item: [Low],[Low’], [Center],[High’], [High] Press [Apply] button to store the adjustment value. 6. Low RSSI at -118dBm adjust 54 1) Adj item: [LRSS] Adjust:[]] 2) Adj item: [L.RSS] [L.R.SS] [L.R.S.S] [L.R.S.S.] [L.R.S.S._.] SSG output : -118dBm(0.28uV) (MOD:1kHz/±1.5kHz) 1) Adj item: [Low RSSI (Analog Narrow)] 2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: –118dBm (0.28µV) (MOD: 1kHz/±1.5kHz) Testequipment Unit Terminal Adjustment Unit ANT Ext.SP connector SSG Distortion meter Oscilloscope Parts [PC test mode] [ ],[ ] Method [Panel tuning mode] After input signal from SSG, press [<B] key to store the adjustment value. Specifications/ Remarks Note: Wide, very narrow (NVDN) values are same value as narrow. [PC test mode] After input signal from SSG, press [Apply] button to store the adjustment value. SSG Distortion meter Oscilloscope ANT Ext.SP connector [PC test mode] [ ],[ ] Write the value as followings , ・Analog Narrow, Wide [S.QL] → 138 [S.Q.L] → 138 [S.Q.L.] → 138 [S.Q.L._.] → 138 [S.Q.L._._.] → 138 ・NXDN very Narrow [S.QL] → 171 [S.Q.L] → 171 [S.Q.L.] → 171 [S.Q.L._.] → 171 [S.Q.L._._.] → 171 SSG ANT Ext.SP connector [PC test mode] [ ],[ ] [Panel tuning mode] After input signal from SSG, press [<B] key to store the adjustment value. [PC test mode] After input signal from SSG, press [Apply] button to store the adjustment value. Note: Wide, very narrow (NVDN) values are same value as narrow. NX-820H(G)/820H ADJUSTMENT Measurement Item 7.High RSSI at -80dBm adjust 8. Squelch(Tight) [Analog Narrow] Panel test mode 1) Adj item: [HRSS] Adjust:[]] 2) Adj item: [H.RSS] [H.R.SS] [H.R.S.S] [H.R.S.S.] [H.R.S.S._.] SSG output : -80dBm(22.4uV) (MOD:1kHz/±1.5kHz) PC test mode 1) Adj item: [High SSG RSSI (Analog Narrow)] 2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: –80dBm (22.4µV) (MOD: 1kHz/±1.5kHz) This adjustment can 1) Adj item: [Tight SSG be performed only Squelch (Analog PC test mode. Narrow)] 2) Adj item: [Low], [Low’], [Center], [High’], [High] Press [Apply All] button to store the adjustment value. [Analog Wide] Testequipment 1) Adj item: [Tight Squelch (Analog Wide)] 2) Adj item: [Low], [Low’], [Center], [High’], [High] Unit Terminal Adjustment Unit Parts ANT Ext.SP connector Method [Panel tuning mode] After input signal from SSG, press [<B] key to store the adjustment value. Specifications/ Remarks Note: Wide, very narrow (NVDN) values are same value as narrow. [PC test mode] After input signal from SSG, press [Apply] button to store the adjustment value. ANT Ext.SP connector [PC test mode] [ ],[ ] Write the value as Followings UHF F1/ F2. ・Analog Narrow [S.QLT] → 248 [S.Q.LT] → 248 [S.Q.L.T] → 248 [S.Q.L.T.] → 248 [S.Q.L.T._.] → 248 ・Analog Wide [S.QLT] → 255 [S.Q.LT] → 255 [S.Q.L.T] → 255 [S.Q.L.T.] → 255 [S.Q.L.T._.] → 255 Press [Apply All] button to store the adjustment value. 55 NX-820H(G)/820H TERMINAL FUNCTION TX-RX unit (X57-8240-1x) Display unit (X54-3830-10) Pin No. Name I/O Function Pin No. Name Function CN514 (to Disply unit CN1) CN1 (to TX-RX unit CN514) 1 SB I Battery voltage DC supply 1 SB O Battery voltage DC supply 2 SB I Battery voltage DC supply 2 SB O Battery voltage DC supply 3 SP– I Speaker input – 3 SP– O Speaker output – 4 SP– I Speaker input – 4 SP– O Speaker output – 5 SP+ I Speaker input + 5 SP+ O Speaker output + SP+ O Speaker output + 6 SP+ I Speaker input + 6 7 BLC I LCD backlight control signal input 7 BLC O LCD backlight control signal output 8 MBL I MIC backlight control signal input 8 MBL O MIC backlight control signal output 9 RLED I Red LED control signal input 9 RLED O Red LED control signal output 10 GLED I Green LED control signal input 10 GLED O Green LED control signal output 11 BLED I Blue LED control signal input 11 BLED O Blue LED control signal output 12 GND - Ground 12 GND - Ground 13 GND - Ground 13 GND - Ground 14 GND - Ground 14 GND - Ground 15 EMG O Emergency key detection 15 EMG I Emergency key detection GND - Ground 16 GND - Ground 16 17 NC - No connection 17 NC - No connection 18 50C I 5V DC power supply 18 50C O 5V DC power supply 19 LCDDI I LCD data input 19 LCDDI O LCD data output 20 LCDCE I LCD enable input 20 LCDCE O LCD enable output 21 LCDCL I LCD clock input 21 LCDCL O LCD clock output 22 LCDDO O LCD data output 22 LCDDO I LCD data input 23 GND - Ground 23 GND - Ground 24 GND - Ground 24 GND - Ground MIC I MIC signal input 25 MIC O MIC signal output 25 26 ME - MIC ground 26 ME - MIC ground 27 HOOK/ RXD O HOOK/PC serial data 27 HOOK/ RXD I HOOK/PC serial data 28 PTT/TXD I/O PTT/PC serial data 28 PTT/TXD I/O PTT/PC serial data 29 MKEY I/O MIC data detection 29 MKEY I/O MIC data detection 30 POWER O 30 POWER Detection output of power switch J1 (MIC jack) 56 I/O 1 MBL O MIC backlight control 2 SB O Battery voltage DC supply 3 GND - Ground 4 PTT 5 ME - MIC ground 6 MIC I MIC signal input 7 HOOK I HOOK/ PC serial data to radio 8 DM I/O PTT/ PC serial data from radio I/O MIC data detection I Detection input of power switch NX-820H(G)/820H TERMINAL FUNCTION 8pin Modular Connector Specification Pin No. 1 2 Pin Name MBL SB I/O Signal Type O Digital O Power Description/port type CMOS output Switched B output Item and Condition VOH VOL Output Voltage Min Typ Max Unit 3.7 5.2 V - 1.1 V This parameter depends on Battery voltage. Output Current 3 6 7 GND Ground - PTT I Digital CMOS input (Pull Up : 5.0V/10k) VIH 2.7 5.2 V VIL -0.3 0.5 V VOH 3.7 5.2 V VOL - 1.1 V Baud rate - 19200 bps MIC Groud This is ground port for Microphone. ME MIC HOOK/ RXD O - I I Digital GND CMOS 3-State Buffer output (Pull Up : 5.0V/22k) MIC Ground Aoutput 5 - mVrms Copling Capacitor 10 - uF Input impednce 600 - Analog Audio input Digital Digital transistor input (Pull Up : 5.0V/4.7k) Allowable Frequency 300 3000 Hz VIH 2.7 5.2 V VIL -0.3 0.9 V - 115200 bps VIH 2.7 5.2 V VIL -0.3 0.5 V VOH 3.7 5.2 V VOL - 1.1 V Baud rate 8 mA O TXD 5 200 GND 4 DM Note I Digital O Digital CMOS input (Pull Up : 5.0V/47k)) 15pin D-sub Connector Specification Pin No. Pin Name I/O Signal Type Description Item and Condition Voltage 1 SB - Power Switched B output Supply Current 2 3 IGN SP2 I O Digital Ignition sense input Analog Speaker output Min Typ Max This parameter depends on Battery voltage. - - 2.0 Unit V A (with KCT-60) - - 0.5 A Input Voltage 10.8 - 16 V Audio output 3 4 - W Coupling Capacitor - 330 - uF RL 4 - - 300 - 3000 Hz Allowable Frequency Note at 4,10%Distortion 57 NX-820H(G)/820H TERMINAL FUNCTION Pin No. Pin Name I/O Signal Type Description Item and Condition Output Level DETO O 4 FM detector output O RX Audio output I MI2 I 5 External Modulation input Analog External MIC AF Input I/O Digital Programmable I/O 6 FNC2/ RXD O Digital I/O Digital Programmable I/O I Digital I/O Digital RS-232C Serial port (RXD) Programmable I/O 8 RTS (RS232C) FNC4 O Digital I/O Digital RS-232C Serial port (RTS) Programmable I/O 9 CTS (RS232C 10 58 FNC5 Vp-p uF - Output Level - 0.24 - Vp-p Coupling Capacitor - 4.7 - uF 600 - - Input Voltage Range - 0.5 1.98- Vp-p Input Impedance - 100 - k Input Voltage Range - 5 - mVrms Allowable Frequency 300 - 3000 Hz - 600 - VIH 4.0 - 5.2 V VIL -0.5 - 1.0 V VOH(Io=-1.5mA) 4.0 - 5.2 V - - 1.1 V +/-5 +/-9 - V Baud Rate 1920 I Digital RS-232C Serial port (RTS) I/O Digital Programmable I/O 100 Standerd deviation MM2 SW : ON 3k Load pF 4.0 - 5.2 V VIL -0.5 - 1.0 V VOH(Io=-1.5mA) 4.0 - 5.2 V - - 1.1 V Input Voltage Range -30 - 30 V Threshold Low 0.5 1.3 - V Threshold High - 1.75 2.6 V VIH 4.0 - 5.2 V VIL -0.5 - 1.0 V VOH(Io=-1.5mA) 4.0 - 5.2 V VOL(Io=1.5mA) - - 1.1 V Voltage Swing +/-5 +/-9 - V VIH 4.0 - 5.2 V VOH -0.5 - 1.0 V VOH(Io=-1.5mA) 4.0 - 5.2 V VOL(Io=1.5mA) - - 1.1 V Input Voltage Range -30 - 30 V Threshold Low 0.5 1.3 - V Threshold High Note bps VIH VOL(Io=1.5mA) FNC3 - CL 7 RXD (RS232C) 0.28 - Voltage Swing RS-232C Serial port (TXD) - - VOL(Io=1.5mA) TXD (RS232C) Unit 4.7 Input Impedance FNC1/ TXD Max - Allowable Load DATAI Typ 600 Allowable Load Analog AFO Coupling Capacitor Min - 1.75 2.6 V VIH 4.0 - 5.2 V VOH -0.5 - 1.0 V VOH(Io=-1.5mA) 4.0 - 5.2 V VOL(Io=1.5mA) - - 1.1 V 3k Load NX-820H(G)/820H TERMINAL FUNCTION Pin No. 11 12 Pin Name FNC6 I/O Signal Type I/O Digital Description Programmable I/O 50MC O Power 5V DC Power supply HR1 I Analog Horn alert signal input 13 HR2 15 Min Typ Max Unit VIH 4.0 - 5.2 V VIL -0.5 - 1.0 V VOH(Io=-1.5mA) 4.0 - 5.2 V VOL(Io=1.5mA) - - 1.1 V Output Voltage 4.5 5.0 5.25 V Output Current - - 100 mA Input Voltage 5 - 16 V Input Current - - 2.0 A Rds (ON) TXD2 (TTL) 14 Item and Condition O O RXD2 (TTL or RS232C) I GND - Digital Analog Horn alert signal output - 55 108 m VOH(Io=-1.5mA) 4.0 - 5.2 V VOL(Io=1.5mA) - - 1.1 V Output Voltage - - 16 V - - 2.0 A -30 - 30 V Output Current Input Range Digital - Ground Threshold Low - - 0.6 V Threshold High - 1.75 2.6 V Note - 59 A 1 B C D E F NX-820H(G)/820H G H I J PC BOARD DISPLAY UNIT (X54-3830-10) Component side view (J79-0345-09) 3 D19 D11 D15 2 D22 D24 D14 D18 D23 D5 4 J1 5 D8 6 7 DISPLAY UNIT (X54-3830-10) Foil side view (J79-0345-09) 8 C13 D2 R12 C35 9 C2 C12 C5 D25 C36 L3 60 R37 R36 C10 R34 R29 R35 R7 R28 R40 R14 Q10 POWER MKEY HOOK PTT ME GND MIC LCDDO GND LCDCL LCDCE LCDDI NC 50C GND GND GND GND GLED BLED RLED MBL SP+ BLC SP+ SPSP- SB C1 13 1 R22 R44 R43 CN1 SB R20 R39 Q6 12 6 R17 R9 R19 R18 Q3 14 3 Q9 Q8 4 R45 EMG 11 C24 C23 L1 R15 R38 R42 C3 C14 C11 Q11 R24 R26 R25 D1 C34 R41 L2 D27 10 R1 R5 C21 C15 J K L M N O PC BOARD P Q R S NX-820H(G)/820H 1 DISPLAY UNIT (X54-3830-10) Component side view (J79-0345-09) D12 D16 D19 D20 2 D13 D24 D21 D17 D6 Ref. No. Address D5 4D D7 7K D8 7G D9 7O D11 3G D12 3N D13 4N D14 4G D15 3H D17 4M D16 3M D18 4H D19 3J D21 4K D20 3K D22 4C D23 4B 3 4 5 6 Layer 1 Layer 2 D9 D7 Component side Foil side 7 J79-0345-09 DISPLAY UNIT (X54-3830-10) Foil side view (J79-0345-09) Ref. No. Address IC1 12K Q3 11B Q6 12B Q8 11F Q9 11E Q10 12B Q11 11F D1 10B D2 9C D25 10B D26 12M D27 11E C6 C7 C4 CP1 C32 R2 R4 R3 C27 C25 1 64 C33 C31 R23 16 IC1 32 33 9 10 11 49 48 D26 17 8 Component side 12 Layer 1 Layer 2 Foil side 13 61 14 A 1 B C D E F NX-820H(G)/820H G H I J PC BOARD TX-RX UNIT (X57-8240-1X) Component side view (J79-0344-09) 2 3 J701 J501 11 12 13 14 15 4 6 7 8 9 10 CN804 1 C820 C825 C814 C815 3 4 C816 5 CN720 5 4 F501 R821 CN802 R641 IC801 C826 13 24 5 2 L806 R835 R844 R674 D512 1 D513 8 R643 R637 R673 C660 R639 R638 2 1 CN803 C646 C645 D601 A801 Q504 C127 C128 + C142 C152 C140 R181 R128 D101 R122 D508 D507 D506 D505 18 19 24 1 C469 C468 3 2 IC409 4 1 C26 R14 R430 Q702 R20 R742 C740 R739 4 1 C719 C567 C568 R743 C738 C709 C732 4 1 IC705 D702 R749 C744 R750 5 8 C720 IC702 C R R7 C739 C29 R24 5 C32 R705 R710 C34 C771 C780 R786 C808 C807 R826 IC711 C704 R703 C712 C708 R712 C729 R708 R704 8 4 R773 R771 5 C762 C714 R716 R709 8 IC701 4 C758 C769 R779 C773 R772 C718 R770 1 R336 C337 CF2 PTT MKEY 30 POWER HOOK CN705 R5 R21 R16 CN706 R755 R752 R738 5 D701 C741 R741 1 C C R746 C777 R711 C711 5 R825 C464 C463 7 R724 8 C722 R720 S DG Q701 R838 R837 13 12 6 CP701 IC712 C784 C733 R677 C648 C556 R550 R690 C602 R1 R2 ME GND MIC GND LCDCE LCDDI LCDDO LCDCL 50C NC GND GND EMG GND BLED GND BLC SP+ SP+ SP- SPSB SB 62 14 R681 CN707 TH701 R827 C746 R754 R776 C776 R783 R702 C734 C574 C575 R684 R688 C603 C604 C605 R614 C607 1 13 C752 C753 C578 8 5 C650 IC509 C609 GLED C610 RLED C611 MBL R613 R616 CP511 R617 C565 C569 CN507 CN523 8 R801 C716 C702 C705 L510 1 4 D502 R686 C615 R612 C613 C616 C614 C617 C618 C620 C621 C612 1 CN421 C707 R706 R701 R680 12 CN514 C767 R832 R777 CP508 D511 R610 IC716 8 C723 R722 C576 R615 4 R748 R831 R775 C652 C661 5 C725 CN417 10 CN530 C651 C766 C573 C572 C801 C802 10 1 C786 IC713 4 R728 R797 1 CN701 C577 C555 11 C706 CN425 CN509 IC511 CP516 C743 R769 C765 R834 R781 C622 F701 C701 CN418 C775 CN710 R730 C728 R707 R682 20 CP515 1 D704 R561 C16 R18 R796 C735 D703 C770 CN420 C779 C778 C749 R751 R756 R713 CN426 CN427 CP512 C581 8 1 R678 11 C747 R745 Q703 CN428 CP501 4 IC703 R679 CN540 R632 CN422 5 Q704 C647 + 8 R658 C832 C774 C782 R778 R785 4 IC512 R659 CN419 Q706 R805 C791 S D R804 G R787 C790 CP707 Q708 IC714 5 D509 C813 C458 CP705 C833 7 CP706 R845 R833 R800 R814 R810 10 R803 C625 6 R662 C476 Q412 IC515 24 1 CP704 C829 C812 13 12 Q411 F502 S D G R806 Q705 Q405 R635 CN111 R421 R441 R636 18 19 C477 CN413 R664 CN112 Q408 CN411 C460 R414 Q404 R439 R846 C830 R816 R505 C796 C798 R818 R820 C831 R847 CP703 R628 R627 C441 R415 C411 1 Q709 C810 C475 R419 IC402 5 R813 9 3 F503 4 C428 R823 C806 C797 R819 R824 1 CN542 CN541 R403 R404 C472 C439 Q402 C432 D510 5 4 CN401 CN412 Q417 8 R123 + C431 1 IC404 D404 CN414 L107 C134 R121 CN415 3 D802 R408 R843 C131 C136 R125 R409 C424 R842 C821 CN423 F401 D801 7 C401 C429 L801 L802 CN801 C427 C824 R839 C135 C403 C422 R506 C823 C822 C809 R802 C137 C633 D411 D410 12 1 6 J K L M N O P Q R S NX-820H(G)/820H PC BOARD 1 TX-RX UNIT (X57-8240-1X) Component side view (J79-0344-09) 2 Ref. No. Address Ref. No. Address IC2 9K Q703 9F IC3 10L Q704 9F IC103 7K Q705 8E IC201 11P Q706 8F IC303 12L Q708 9D IC402 8D Q709 8D IC404 7E D2 10L IC409 8J D101 7I IC509 11E D102 7J IC511 11D D111 7K IC512 9D D201 10N IC515 9E D202 10O IC701 11H D203 10O IC702 9G D205 10O IC703 9G D404 7C IC705 9H D410 6C IC711 10H D411 6D IC712 8H D502 11E IC713 9I D505 7H IC716 11D D506 7H IC801 5C D507 7H Q1 10L D508 7G Q2 9L D509 7G Q105 8K D510 7G Q402 7E D511 11D Q404 8E D512 5E Q405 8E D513 5E Q408 7F D601 5E Q411 8F D701 9I Q412 8E D702 9I Q417 7F D703 9G Q504 6D D704 9G Q701 10H D801 7C Q702 10H D802 7C IC102 4 3 C135 C137 TH101 C125 R120 L108 L109 + C145 R135 R133 C133 R130 C154 D111 IC103 5 4 L117 R149 C155 C177 R141 R147 C156 R137 G D S Q105 TH103 R167 C168 R80 R87 R86 R82 L105 L111 C9 C8 6 R83 13 12 7 C91 S D G C11 Q2 R75 C7 R19 R76 R223 5 4 1 13 R338 R342 C345 C342 C344 R341 R339 C341 12 C326 R390 C340 C339 C336 R305 R345 R340 C335 C338 C371 C347 IC303 R328 R324 CF2 C343 R326 24 1 R337 C307 C330 R332 C332 C333 C334 CN304 J79-0344-09 6 7 8 9 10 IC201 R213 C227 R85 R329 R304 C359 CN302 5 R241 8 R230 R233 R235 R234 CN303 4 R243 R242 C239 CN1 C240 C233 D205 D203 C234 R217 R257 R216 R218 L211 C231 L209 C226 C224 R215 C223 C225 C232 C222 D201 D202 L208 C218 C219 R17 R214 C221 R13 R12 C21 C220 4 R18 L214 C36 R26 C33 IC3 1 C55 R84 R27 L207 C228 C206 CN220 C230 R31 5 8 R23 C30 C28 TH2 R54 R49 R90 R24 C34 C202 R81 R22 R53 D2 R25 R28 R30 C39 C32 C204 R33 Q1 R29 C10 R20 C29 R292 R291 R21 R16 19 18 L3 24 IC2 C25 R15 R72 R177 R178 C16 C17 C18 C19 C23 C469 C468 3 2 IC409 1 L113 CP1 C22 R10 C31 C20 C180 8 1 R131 R155 R138 R146 D102 L112 R150 C169 R187 C26 R14 C184 C150 C149 C148 C144 C142 C152 CN111 C183 L110 3 Component side Layer 1 Layer 2 Layer 3 Layer 4 Layer 5 Layer 6 11 12 Foil side R344 R343 C346 CN306 13 63 14 A 1 B C D E F NX-820H(G)/820H G H I J PC BOARD TX-RX UNIT (X57-8240-1X) Foil side view (J79-0344-09) 2 13 64 C193 D106 C104 R111 R103 R112 C111 R102 R104 R110 C107 R109 L121 D110 C190 C102 C103 R168 C197 R101 3 4 C110 R169 C109 L101 Q101 Q106 1 6 C106 L115 C172 R183 R108 L118 D103 C157 R143 R157 R158 R160 R159 C192 C167 C165 C171 C173 C151 C108 L116 CN10 D17 C47 L17 C72 R55 L14 D12 D11 L12 C51 L16 L41 CN12 R316 C367 R308 R358 R350 1 6 IC304 3 4 C348 R351 C351 C313 R323 C327 R355 L307 R379 R381 C366 CF1 C43 CN15 L23 D8 Q6 R34 C12 C67 R36 L7 D4 R40 L6 R35 L5 C71 C69 C76 C63 CN13 L312 CN14 C78 R50 C73 Q305 C369 R368 C368 R48 L21 L24 C68 R57 C50 C54 D9 D7 L40 C41 C360 R378 C64 D14 L29 D3 L15 L13 C361 C70 R52 L22 R56 Q9 D13 C61 L202 C363 C65 Q4 L19 S D G Q10 R61 C82 4 Q8 C74 C66 R205 L11 L315 L316 C357 C358 6 3 Q5 C217 L206 L18 D10 R203 R41 C58 R58 C57 C210 C207 C209 R245 1 C214 R208 R207 C215 C83 C84 C56 C201 R201 C212 C59 C203 L212 CN203 L205 L204 C213 C211 L201 C216 4 3 Q201 1 2 C297 R210 R209 C293 R59 R70 R65 C85 Q11 R170 L228 L210 D204 C252 C289 C296 L20 R60 C80 R63 C81 L25 R62 C208 L203 L213 C291 R64 CN206 CN205 C254 C294 R66 CN204 C255 C295 R259 C299 L215 D206 C290 C256 R256 L216 C253 R247 C246 R255 C292 R249 C49 L27 C88 D114 C175 R69 C87 C86 L26 C89 C205 R204 R67 D107 C90 D112 D113 C48 C46 L9 C53 R46 C179 CN11 D16 C350 Layer 1 Layer 2 Layer 3 Layer 4 Layer 5 Layer 6 Foil side 14 R176 R161 R357 12 R152 L310 Component side C161 R394 11 D105 R134 R136 R154 C191 XF1 10 R142 R250 9 R148 C158 C250 8 C194 R290 C263 7 R140 C251 6 R139 R145 5 R171 L114 D104 4 Ref. No. Address Ref. No. Address 5Q Q418 IC1 7Q IC301 11M Q501 12M 3O IC304 12H Q502 3N 9M IC401 Q503 10H 7O IC405 D3 11I 9M IC406 D4 10H 8P IC407 D7 10J 8N IC408 D8 10H IC501 11P D9 10H 9P IC502 D10 10J IC503 11Q D11 10J IC504 12Q D12 10I 9N IC506 D13 9I IC507 11N D14 8H IC508 12M D16 8H 8L IC513 D17 6E 8K IC514 D103 5C 7L IC516 D104 6E 9I Q4 D105 6E 10H D106 Q5 8E 10I Q6 D107 9I Q8 D108 10L 9I Q9 D109 10L 8F 9H Q10 D110 8F 9H D112 Q11 8F 7I D113 Q101 8F 7J D114 Q102 9D 7I D204 Q106 9D Q201 10G D206 6Q 9C D401 Q202 6P Q303 10K D403 9M 11F D405 Q305 7N 6P D406 Q401 7O 6R D407 Q403 8O D408 11K Q407 9L D409 11K Q409 9K 8O D504 Q410 5N 11L D705 Q414 5N 11L D706 Q415 11L Q416 Q202 3 IC 508 3 R572 R603 C549 L508 C506 C563 CN504 R518 C536 C530 R508 CP502 CN502 C531 R501 CP514 R541 R521 R536 C649 C455 R426 + R549 F1 R516 C505 C529 CP513 R522 R519 R515 R517 3 C453 4 2 IC 407 1 R438 C520 CP510 C507 R510 CP507 C528 R513 C443 D407 C452 6 R427 3 4 IC405 1 D406 C440 C446 R402 D403 D401 C405 R401 C417 R406 C471 CP506 4 C434 C535 1 5 C433 IC1 C804 Q418 R668 R669 R811 C634 C635 C644 C636 C637 C638 C639 C640 R671 R670 C642 R634 C643 C641 R672 R626 R667 I C803 L404 C409 C514 C512 R511 R509 Q407 C442 G D S R417 IC502 R512 CP504 R424 R423 R425 L503 C503 C454 C456 1 C450 Q401 R525 C545 3 L405 C788 C524 L504 C537 R580 R583 R554 L506 R567 C546 R558 C457 2 C510 C522 C543 C566 IC408 8 3 C518 C541 4 1 C805 7 C504 C516 C523 C534 C502 C525 C501 4 6 4 Q410 8 C811 Q503 R661 R657 Q R533 5 1 3 9 R534 4 C451 10 12 L505 R569 R568 C447 5 13 C532 R546 C548 C312 6 D706 14 1 C552 C445 R412 15 C526 R73 1 1 IC503 R555 R557 C515 C553 C551 C630 8 CP503 1 IC506 R560 C408 4 IC501 C559 L501 C423 R503 C544 C626 C627 5 C547 R566 D405 X501 C416 R411 R532 IC406 R410 C129 PC BOARD P 5 Q415 5 R413 R685 C558 3 C420 R185 C124 D705 R559 D109 3 R611 Q414 4 IC507 R303 1 C425 R629 O 4 3 Q416 16 R504 D108 5 N IC504 C466 M R683 R433 5 R553 R552 3 4 C629 R687 C462 1 C579 R606 C6 C570 C461 IC401 C448 R418 4 C449 IC516 C580 Q409 1 6 R631 C623 9 R556 5 4 IC514 R407 8 GD S R435 R440 4 R571 8 C628 3 C43 IC513 C680 R584 R581 C560 C3 1 CP 505 C118 5 4 C410 1 R621 R623 C435 C624 R422 C436 D504 L102 R184 L106 1 C5 R428 L103 C116 C117 R114 R188 R179 C187 R71 C119 IC301 C188 R180 R620 R624 R431 R429 L2 R622 C465 C315 Q102 R111 C104 L Q501 C323 R306 R113 C113 R112 R102 R104 K R434 R432 C317 D408 L302 Q303 C1 TH1 L1 D409 R307 R315 C309 L304 X1 CN14 C64 C4 C2 C322 C316 C306 L16 CN15 C71 R103 C324 D11 D12 09 L309 C325 L14 J R S NX-820H(G)/820H C632 6 C413 G CN503 R531 C519 R599 1 TX-RX UNIT (X57-8240-1X) Foil side view (J79-0344-09) 2 3 Q502 11 4 R822 R405 5 Q403 8 + 6 C430 D + 7 C438 C437 L805 CN416 8 C542 C521 R524 9 R526 C527 C533 10 C508 C509 11 12 J79-0344-09 13 65 14 NX-820H(G)/820H INTERCONNECTION DIAGRAM 13.6V 6 7 8 R171 11 12 13 14 TX-RX UNIT X57-824 CN514 CN1 DISPLAY UNIT X54-3830-10 SP+ SP- + - J1 INT SP LCD J501 1 2 3 9 10 15 8 DM HOOK MIC ME PTT GND SB MBL 1 B38-0936-05 ANT FNC1 FNC6 FNC2 50MC FNC3 HR1 4 5 30 1 SB SB SPSPSP+ SP+ BLC MBL RLED GLED BLED GND GND GND EMG GND NC 50C LCDDI LCDCE LCDCL LCDDO GND GND MIC ME HOOK PTT MKEY POWER 30 1 SB SB SPSPSP+ SP+ BLC MBL RLED GLED BLED GND GND GND EMG GND NC 50C LCDDI LCDCE LCDCL LCDDO GND GND MIC ME HOOK PTT MKEY POWER COM 1-4 SEG 1-42 + - SB IGN SP2 HR2 FNC4 DETO GND J701 DRAINBIAS POWER MODULE GATEBIAS IC102 RFOUTPUT 4 FNC5 DATAI EXT SP GPS ANT IC714 AF AMP LA4600 66 1 OUT1 POWERGND OUT2 VCC FILTER P_P STB IN2 PREGND IN1 10 1 RFINPUT A C B E D NX-820H(G)/820H SCHEMATIC DIAGRAM TX-RX UNIT(X57-8240-1X) 1 R:13.6V T(45W):13.0V DC/DC Converter(50M) IC405 LT1616ES6-PBF FB 3 100p 120k C457 18k 22uH 50M 22k L405 4.7u 16 D406 4.7u 25 C434 DC/DC Converter 50M R427 R426 R425 BooST 1 10u C452 GND 2 SW 5.02V D407 RB520SM-30 10u C451 VIN 4.7u 25 6 CN422 DC/DC Converter(50M) SHDN 0.01u . . L404 +B C446 5A F401 100p C431 C401 470u 25 470p . C403 . . D411 DSA3A1 . D410 22ZR-10D 5 Reverse Current Prevention Surge Protection 4 C433 2 470p C429 C427 0.047u . . . C422 -B 1000p 13.6V BATTERY DB22306 C450 CN423 +B AVR(33A) CN421 33A 33A_2 3 2 6 1 33A_2 . 1k EM6M1 DC Switch (33A_2) 3 3.3V 1u 5 C461 470k R422 IC406 XC6209B332M-G 3.31V 47k Q409 4 1u 0.01u C449 0.01u C436 0 3 CE 4 NC R418 2 C448 2.2u VSS 1 R428 0.01u C435 0.01u R411 C416 IC401 XC6209B332M-G 4.7 D405 DB2S310 C425 CE 3 NC 4 1u 25 VSS 2 VIN 5 VoUT R410 1 VIN VoUT C420 Discharge 4.98V AVR(33M) 5 0.01u C410 2.2u 16 C408 3.27V SBC2 F502 R423 100k R417 10k VoUT 5 NC 0.01u C456 2.2u C454 VSS 2 CN417 SB 33GPS 3 33GPS 2.2u C453 0.01u C455 3.32V VoUT VIN 1 CoNTRoL 1u R439 470k . SBC2 R:13.6V T(45W):13.1V T(5W):13.0V C443 4.43V 0.01u 4 10 C417 100p 33M AVR(33GPS) R438 IC402 XC6118C23CMR 3.26V AVR(15M) IC408 XC6205B152P-G D C442 . 1.5V IC407 NJM2878F4-33 2 GND VSS 2 VoUT 1 5 CD CN418 1 CE 1u C447 VIN 4 0.01u 3 C428 3 0.1u VIN . R403 . 270k 100k . . R404 C472 1000p Voltage Detector(BINT) 4 VSEN CN419 15M 10 R:4.59V T:3.45V C445 10 4.99V Q410 2SA1955A-F DC Switch(50MC) R413 R412 4 4.7k Q407 FK330301 DC Switch(50MC) SBC2 2.3V R424 50MC 50MC 2.5A 3.32V SB Q403 MTM981400BF 0.1u R421 4.7k C458 . R:0.0V T:3.3V 80ANT R441 . DC Switch(80ANT) Q412 LTC014EEBFS8 80T 2.7k DSW 50C R:3.3V T:0.0V 5.0V 50C 50R R:4.75V T:0.0V 100p Q417 EMD5 C460 0.1u C476 . . 50R . C441 2.2u DC Switch(50R) . . C439 0.1u 5 VoUT 1 NC VIN 1u . . 3.30V 3 CE 2 VSS C432 6 C475 0.1u 4 100p C423 4.7k 10k R415 . . R:0.0V T:7.8V . . DC Switch(80ANT) Q405 LTC014EEBFS8 DC Switch (80ANT) Q402 2SA1955A-F AVR(50C) IC404 XC6209B502P-G R407 D403,404 Reverse Current Prevention 0.1u C411 . 100k R409 . . 100p 1.7V R419 2.7k DC Switch(SB) DC Switch (Over DC Supply Protection) 80T . DC Switch(80T) Q411 LTC014EEBFS8 100p 10k . R:0.0V T:7.8V . . 680k R408 DA2S101 D404 250mA . . Q418 LTC014EEBFS8 C424 100p C471 C477 R414 4.7u C430 10k R406 10k R402 80T F503 RB520SM-30 0.01u C409 D401 80C 2 . D403 LTC014EEBFS8 Q401 0.01u C405 Over DC Supply Protection0 DZ2J180(M) 5 OUT . . IN DC Switch(SB) CN414 . DC Switch(80T) Q404 2SA1955A-F 7.9V 0.1u C440 1 47u 25 5 4.7u C438 6 4 C437 7 2 GND 1 3 AVR(80C) IC1 TA7808F-NQ 3 R405 10k R:6.77V T:6.5V ∼6.7V 100p C413 470 R401 8 50CS DC Switch(50CS) 50CS 4.89V 0 . . C648 0.1u R679 0 D D D . . . 50CS(SAVE) R680 0 R678 0 C647 0.01u D 3.3V . Q408 EMD5 R:3.3V T:0.0V SBC2 0 R681 0 DSW 0 R677 . RXC TXC /BINT GPSC R683 R682 /SAVE 0.01u . . /OVRB SBC BLVL Digital GND C649 7 67 X57-824 1/10 F G H NX-820H(G)/820H J I SCHEMATIC DIAGRAM TX-RX UNIT (X57-8240-1X) FSX0 FSX0 B-BUS PLL_MOD CLKX0 CLKX0 X2/CLKIN A-BUS X2/CLKIN A-BUS D-BUS C-BUS /DINT /DRST /DWUP /SYMTIM MCDOAF /MCCSAF MCDIAF MCSCKAF DGND 100k 100p 0.1u R531 C521 C522 0 NC_1 C3 NC_2 E10 NC X1 F1 CLKoUT F5 TIN/ToUT0 B4 TDo K13 D-TDI INT4 F12 RESET H12 D-EMU0 EMU0 K11 D-EMU1 EMU1/oFF K12 D-TDO INT2 G10 INT3 F14 TDI K14 D-/TRST TRST J12 D-TCK TCK J13 D-TMS TMS J14 R524 0.1u C515 DR2 A10 INT0 G14 INT1 G13 100k R522 DX2 A11 CLKR2 A9 FSR2 C9 100k CLKX2 B10 FSX2 D10 R521 100 0 FSR1 A7 DR1 D8 0 R517 R518 DX1 E9 R519 CLKR1 D7 DR0 D6 R515 CLKX1 C8 0 FSX1 E8 DX0 E7 R513 CLKR0 B5 0 FSR0 A5 HR/W G4 CLKX0 C6 FSX0 B6 R 532 CP503 C536 CP502 0 10k 100kX2 CP510 100kX2 0.1u 0.1u C534 0.1u C526 RDVDD_2 B13 RDVDD_1 A13 C527 AVDD C14 ADVDD F10 USBVDD D2 USBPLLVDD G11 C528 CVDD_15 N8 CVDD_14 N7 0.1u CVDD_11 L14 CVDD_10 L1 CVDD_9 J11 CVDD_8 J10 CVDD_7 J5 CVDD_6 CVDD_5 G1 C529 0.1u C530 0.1u C531 0.1u C10 B2 A6 CVDD_1 CVDD_2 B7 CVDD_3 B8 CVDD_4 DVDD_16 DVDD_15 P14 P13 DVDD_14 DVDD_12 DVDD_11 DVDD_13 P8 N6 N13 M12 DVDD_10 DVDD_9 DVDD_7 DVDD_8 J2 K10 H10 DVDD_6 H2 DVDD_5 DVDD_3 DVDD_4 E6 E3 F13 DVDD_2 D9 AVSS_2 AVSS_1 DVDD_1 A8 A4 C13 USBPLLVSS ADVSS B14 E12 G12 VSS_26 VSS_25 P1 P2 VSS_24 VSS_23 VSS_22 VSS_21 N9 N14 N10 N2 VSS_20 VSS_18 VSS_17 VSS_19 N1 M5 M13 VSS_15 VSS_14 VSS_16 M3 K5 K4 VSS_13 VSS_12 CVDD_13 M11 CVDD_12 M4 15MDSP 33MDSP /WR L504 A7 B5 A4 B4 D[5] D[0] A[7] A[4] Reset IC504 B D 5 3 2 9FV E 4 GND CT 3 D[4] 5 R546 D C537 VoUT 1 RST 3.3V /RST D 33M 1000p C532 0 SUB 2 VDD 0.01u L505 2700p B3 WE B1 DQ4 A[2] B 2 A2 A13 D D[1] A[5] C535 E1 VCC2 A12 A14 0.1u C525 0.1u 0.1u C523 C520 C519 0.1u NC3 F4 NC NC2 F 3 NC D[6] DQ6 F 1 VSS2 E 6 NC1 C3 DQ5 C1 DQ0 B6 A11 470k A[13] H5 A[14] H6 DQ1 C6 A5 C4 SRAM IC503 A10 A3 CE2 A[3] A 4 A3 A[6] A 5 A6 A[8] A 6 A8 A[12] H4 DQ7 G1 D[2] DQ2 F6 D[7] 0.1u C518 0.1u /CS2 CE G 3 oE G 2 A[11] H3 A1 A[10] H2 A9 A0 H1 A[1] A 2 A[9] VCC1 D6 VSS1 D1 DQ3 R525 A12 B6 A[12] A[8] 0 B5 A8 RESET /FRST R516 B4 WP/ACC B3 A21 C4 A[18] A18 C3 A[6] A6 C2 A[2] A2 C1 G6 A16 DGND C 5 2 4 1u A15 A[0] A 1 A0 E1 DQ2 E3 DQ0 E2 DQ7 E5 DQ5 E4 A17 A4 B2 B1 A3 A1 A2 A[7] A[17] VSS2 A[3] R503 CE F1 A16 E6 DQ6 D 100k DQ10 F3 DQ8 F2 DQ4 /WP H6 A[4] H5 DQ3 A13 D[6] H4 DQ1 A9 D[4] VSS1 A6 D[3] H3 DQ15 A5 D[1] 1u C508 H2 A[13] H1 Flash Memory IC501 A[9] G6 DQ13 WE D[15] VCC RY/BY D[13] A[15] G5 A15 D6 A[11] A11 D5 A[19] A19 D4 A[20] A20 D3 A[5] A5 D2 A[1] A1 D1 A[14] A14 C6 A[10] A10 C5 DQ11 A4 G4 G5 1u C509 G3 A3 D[11] A[16] G4 A[15] DQ9 /WR D[9] L501 oE A7 G2 NC F6 DQ14 F5 DQ12 F4 A[16] A[0] G1 /RD C516 0.1u C514 D[3] 0.1u C512 D[0] D[2] DGND D[5] D[7] D[8] /CS0 D[10] D[12] D[14] /RD 0.1u C510 10u PLL_MOD R549 0.1u AIN[1] D13 D 33M FSDET 100kX4 R536 DP D4 PU C1 AIN[0] D14 RCVDD_4 C12 RDVDD_3 A14 C7 C506 10u C507 MCSCKCN MCDICN 100X2 AIN[3] E11 AIN[2] D12 F4 10u DSP F11 C505 /MCCSXCN 100 CP504 SCL H14 SDA H13 DN D3 IC502 E13 0.1u R541 CN540 GPIo12 M1 VSS_11 C504 CN503 XF E14 GPIo0 F3 GPIo1 E1 GPIo13 M2 RTCINX2 B12 RTCINX1 A12 VSS_10 0.1u HOST_RDY GPIo10 H5 GPIo11 J3 E5 C503 10u CN502 CLKoUT GPIo8 G5 GPIo9 H4 E4 0.1u C533 33MDSP GPIo6 C4 GPIo7 D1 VSS_7 C502 15MDSP GPIo4 A3 GPIo5 D5 VSS_9 0.1u CP514 100kX2 CP513 100kX4 GPIo2 E2 GPIo3 B3 VSS_8 C501 HCNTL0 J1 HRDY H1 HINIT G2 D[14] HCS K3 HBE1 K2 HBE0 J4 HDS2 L2 HDS1 L3 D[15] D[12] M14 D[13] D[11] N12 D[12] D[10] P12 D[11] D[9] L10 D[10] D[8] N11 D[9] D[7] P11 D[8] D[6] M10 D[7] D[5] P10 D[6] D[5] D[4] L9 D[3] M9 D[4] D[2] P9 D[3] D[1] K8 D[2] D[1] D[0] L8 D[0] G3 A[20] H3 A[19] K1 A[18] P5 A[17] P7 A[16] M8 A[15] K9 A[14] A[13] N3 A[13] A[12] P3 A[12] A[11] L4 A[11] A[10] N4 A[10] A[9] P4 A[9] A[8] L5 A[8] A[7] N5 A[7] A[6] L6 A[6] A[5] M6 A[5] A[4] P6 A[4] A[3] K6 A[3] A[2] K7 A[2] A[1] M7 A[1] A[0] L7 A[0] NC H11 A’[0] R501 F2 X2/CLKIN 22 A2 VSS_1 B1 VSS_2 B9 VSS_3 B11 VSS_4 C2 VSS_5 C5 VSS_6 D11 D[13] L11 C11 15MDSP 33MDSP D[14] L12 33MDSP CN541 CN542 DGND D[15] L13 R526 100k 0 100 DSP_ST 100k R 512 /WR A[20] 1 0 0 R 510 1 0 0 R 511 R 509 /HINT /HRDY R 508 CP507 100kX4 100 /HDS2 /RD /CS3 0 . L503 R505 15M 33M D-BUS C-BUS B-BUS 68 X57-824 2/10 K L M O N NX-820H(G)/820H SCHEMATIC DIAGRAM TX-RX UNIT (X57-8240-1X) FSX0 B-BUS D-BUS C-BUS 33A (MCLK) 18.432MHz 33M 33A_2 CLKX0 X2/CLKIN A-BUS ASQDET B-BUS 3.3V FSX0 CLKX0 IC5 0 6 4 Q 5 VDD VSS 6 XTN INHN XT 3 C542 2 1 0.01u 470k C541 15k R557 0.1u 22 R 560 R5 5 8 L506 D SM 5 0 2 3 CNDH-G A10 A12 D[0] D[1] D[2] D[3] D[4] D[5] D[6] D[7] D[8] D[9] D[10] D[11] D[12] D[13] D[14] D[15] /WR /RD PA INAMT /CS3 /CS2 /CS0 /HRDY 0 AVCC1 1u R571 E4 AVCC2 0.1u C551 0.01u C553 G4 F4 NC36 V16 AVCC4 AVCC5 K4 NC35 T3 AVCC6 H4 M1 L3 AVCC8 NC34 AGND2 AGND3 AGND4 AGND5 AGND6 AGND7 NC1 AGND8 NC2 NC3 NC4 NC5 NC6 NC7 NC8 NC9 NC10 NC11 NC12 NC13 NC14 NC15 NC16 NC17 NC18 NC19 NC20 NC21 NC22 NC23 NC24 NC25 NC26 NC27 NC28 NC29 NC30 IFIR D 5 32I D DSPCK GPSDET B11 CKo GPSDET A11 /HINT USRCKI A[0] H18 ADD0 A[1] J18 ADD1 A[2] K18 ADD2 A[3] L18 ADD3 A[4] M18 ADD4 A[5] N18 ADD5 A[6] J17 ADD6 A[7] K17 ADD7 A[8] M17 ADD8 A[9] N17 ADD9 A[10] P17 ADD10 A[11] K16 ADD11 A[12] L16 ADD12 A[13] M16 ADD13 A[14] P16 ADD14 A[15] J15 ADD15 A[16] K15 ADD16 A[17] M15 ADD17 A[18] N15 ADD18 A[19] P15 ADD19 A[20] J16 ADD20 H15 CN504 ADD21 G17 DT0 H16 DT1 G15 DT2 F18 DT3 F17 DT4 G16 DT5 E18 DT6 E17 DT7 F16 DT8 D18 DT9 D17 DT10 B15 DT11 D16 DT12 C15 DT13 D15 DT14 E15 DT15 A15 WRITE A16 READ B14 BHE C14 BLE A13 CN425 CS4 D13 CS3 C13 CS2 B13 CS1 A14 CS0 B12 HRADY D14 HDS2 R18 TXD0 TXD0 T18 RXD0 RXD0 R16 RTS0 RTS0 R15 CTS0 CTS0 U15 TXD1 TXD1 HOOK_RXD1 T15 RXD1 TXD2 V15 TXD2 RXD2 V14 RXD2 T14 R611 TXD3 ASIC IC507 . K3 MIC AD C 0 Mo D DAC DI L2 MIC AD C 1 T10 KEYI0 R9 KEYI1 V11 KEYI2 U10 KEYI3 T11 KEYI4 V12 KEYo 0 U11 KEYo 1 T12 KEYo 2 V13 KEYo 3 U12 KEYo 4 R4 PWM1 P4 R550 V8 PWM2 TI 100k R10 A-TDI R12 TDI A-TMS R11 TMS A-TDO T13 TDo A-TCK U14 TCK A-/TRST U13 TRS T A-RTCK H17 RTC K BSC AN 0 E16 BSC AN 1 P18 RS T R17 /FRST RS To G 18 NC TEST0 L17 NC TEST1 N16 NC TEST2 L15 NC K1 MIC VR K2 SPD AC AD C 8 AD C 7 AD C 9 J3 J2 J1 NC AD C 6 H3 AD C 5 H2 SPC S1 2 AD C 4 H1 T5 G3 SPC S1 1 SPC S1 0 SPo 1 V7 FLDM U6 SPC K1 SPC S0 2 SPI1 T8 V6 U7 T4 SPC S0 1 SPC S0 0 SPo 0 SPI0 T6 V5 U4 SPC K0 U5 SD T 4.7k 4.7k D C544 3.9k 0.1u C545 0.01u 10u D R554 CN507 CN509 C555 10k R559 D 0.01u CN4 2 8 DGND R687 . /WP R552 R553 V4 10k C10 R14 10k R685 A9 RXD3 SC K CN426 CN427 /HDS2 XTALI XTALo AGND9 22 NC B4 ADC1 R556 A4 MICIR D AVCC9 J4 F3 T1 N4 T17 T16 R13 F15 C18 C16 D6 D4 B16 C5 C3 A3 V2 V1 U2 U1 V18 V17 U18 U17 B18 B17 A18 A17 B2 B1 A2 A1 E6 L1 K5 J5 H5 G5 F5 E5 C549 U3 Buffer AMP(Clock) AVCC10 1k 0.1u C552 R555 D 3.3k B-BUS BEEP DDCLK MRSW GPS_ALM DI MOD MIC RXAF BLVL /PCS W_/N CV THP2 FWD REV LCDCS /EVCS SDO0 SDI0 SCK1 SDO1 /PTT I2CCK I2CDT 33A_2 33M SCK0 RST B-BUS 69 X57-824 3/10 P Q R NX-820H(G)/820H T S SCHEMATIC DIAGRAM TX-RX UNIT (X57-8240-1X) B-BUS 15M 33M FSX0 CLKX0 33A_2 B-BUS IC508 T C 7 SH 0 8 F U - F /PCS AND Gate IC301 T C 7 SH 0 8 F U - F AND Gate D 22k R713 100p C758 . 0 47k 6 4 VSS R770 R771 . . 0.01u 5 47k C762 68p C714 + - /H_L ASTSW P_SCK1 SBC /SAVE /PCS_RF D VCO_MOD 470k R603 R773 7 3 . D 100kX4 . 8 + VCO MOD/VREF IC701 BU 7 4 6 2 N U X MKEYO 33A_2 W_/N BUCNT2 BUCNT1 MKEYI EMG /OVRB /INT15P /IGN POWER . . ASQDET R722 100k . C723 TXC DSW R738 47p 10k . 5 4 VSS . 10k 0.039u 0.01u C773 . . R779 C776 R826 . 10k 0.068u . C808 . C746 R728 . . 47k 47k C728 . 0.1u . LPF(APC/DMO) R776 R724 . C725 . 5 IC702 BU 7 2 4 2 N U X . . 6 VSS 0.1u . R730 C733 4.7u R783 150k . R827 82k . R754 56k 33M 33A_2 TEMP THP1 ASSIST RSSI VOICE 3.3k 6 + - . 27p C709 VOICE /DRST IF_DET 0.01u 15k C769 R772 8 7 + 4 . . . + - 3 PLD BEEP VDD 2 R706 C722 680p . 33A_2 DEO Buff 1 82k 10k 100k + C719 330k 22k R701 3 R720 . 100p Q701 F K3 3 0 3 0 1 47k 1000p R712 C707 . . ASQAPC . IC705 BU 7 2 4 2 N U X BRF/Buffer AMP(SQ) . 100p . . C708 C716 2 . 680p 47p C729 C705 . R704 . . . C P5 0 5 1000p 33k . C702 GPSC SQL Noise BW Switch R708 HSW 15k RXC 1 . /T_R - MM MM2 0.047u 100k C720 0.1u 33M VDD RLED R599 7 8 GLED 39k /SYMTIM 820p /BINT RXAF R583 R580 - C807 0.1u VDD 2 . R716 R711 . C711 330p . 100k . C680 47k 1 . 100k Q501 FK330301 CP506 R584 100k MOD SMF R709 100k . DC Switch(System) . . C734 MOD R702 2.2k 4700p . D R581 C560 3p ASQAPC 1.8k (VREF) 1.65V C718 0.1u 10u /DRST C701 . 1M 100k D R606 R504 100p C563 IFADCP IFADCN D1 IFVR E3 FC DADC E2 D2 A DC2 A DC3 G1 G2 IFR DA C0 S QDA C A DC0 F2 F1 E1 TEST3 R5 7 2 V 3 B ooT C2 0 C558 0.1u C5 59 D R707 . . . ... DGND1 E10 C565 0.1u DVDIo7 L5 C566 0.1u DVDIo6 P6 C567 0.1u DVDIo5 P11 C568 0.1u DVDIo4 L14 C569 0.01u DVDIo3 H14 C570 1u DVDIo2 E13 DVDIo1 E7 C572 0.1u DVDD10 M5 C573 0.1u DVDD9 N5 C574 0.1u DVDD8 P9 C575 0.1u DVDD7 P10 C576 0.1u DVDD6 N14 C577 0.01u DVDD5 M1 4 C578 1u DVDD4 G14 DVDD3 F1 4 D DVDD2 L510 E9 DVDD1 E8 GPIo11 B5 GPIo10 C6 GPIo9 B6 GPIo8 A6 GPIo7 U8 GPIo6 R8 GPIo5 R7 GPIo4 T7 GPIo3 V10 GPIo2 U9 GPIo1 V9 GPIo0 T9 SIMRST C11 SIMCK D12 SIMDT C12 SYMTIM R5 FSDET FSDET R6 TXRVE R2 TRAMP P3 TMoD P2 PSTPA M4 PSTIF R1 PSTPLL N3 RXRVE N2 RXSLT P1 PSRRF L4 PSRIF M2 PSRPLL M3 /DWUP RSSIT N1 /DINT VFRM D8 VoINT D7 M_MODEL C579 0.01u MCo2 C7 PCB_VER C580 0.01u MCCS2 D10 D MCCK2 C8 DSP_ST MCCR1 D9 /MCCSXCN MCCX1 B7 HOST_RDY MCo1 C9 MCDICN MCI1 B8 MCSCKCN MCCK1 A7 /MCCSAF MCCS0 B10 MCDOAF MCo0 B9 MCDIAF MCI0 D11 MCSCKAF MCCK0 A8 AGCDAC R3 100kX2 P1 2 P1 3 K1 4 DGND4 J 1 4 DGND7 DGND5 DGND8 DGND6 DGND9 DGND10 DGND11 DGND12 D3 U1 6 C1 7 T2 C4 A5 B3 P7 P8 DGND13 DGND14 DGND15 DGND3 E 1 2 DGND2 E 1 1 . ASIC . C706 0.1u 10 . ... .. . IC507 BU7317GUKW1 0 . MIC 6800p 100p L508 470k C547 C546 0.1u D CN523 0 oUTY 4 1k C543 5 R569 3 GND oUTY 4 120p VC 1 R568 VCC 2 INA C548 3 GND R567 VCC 5 2 INA SCK1 0.01u R566 4 GND 2 1 INB C312 3 oUTPUT VCC 0.01u 1 INB 0.01u X501 L77-3015-05 18.423MHz B-BUS B-BUS 70 X57-824 4/10 U V W X Y NX-820H(G)/820H SCHEMATIC DIAGRAM TX-RX UNIT (X57-8240-1X) R781 X57-824X-XX 0 0-10,0-11 NX-820H(G)/820H K 0-12,0-13 NX-820H(G)/820H K2 NO B-BUS 2 POWERGND 1 OUT1 330u 16 C804 4 VCC 3 OUT2 C803 C801 12k R811 10k 2.7V . . Q708 LTC014EEBFS8 1000p Q708,709 AF Mute Switch 0 C802 390 . . 2.5A R822 1k Q709 SSM6N37FE 0 R813 . . R821 1000p 22k R814 0.1u C831 F701 . . 22k R846 0.1u PA 10u TV2 TV1 1 VIN1 IC712 R2A20178NP VoUT7 R799 20 23 22 17 21 . 20 19 DEO R796 C788 0 4.7u DA T O DA T A I . 18 100p C775 . 18 AFO R798 VIN7 GND RESET 17 16 13 VIN8 VoUT8 24 . 33A_2 DI R 79 7 D7 0 5 EMZ6.8N D7 0 6 EMZ6.8N VREF 0 19 /IGN /IGN . . MIC/RX Selector(BINT) IC713 T C 7 W5 3 F K( F ) R837 5.6k 3.3k 6 7 . R838 5 8 C704 6 . 2 1 C786 . MIC RX SEL 56k 5 C777 INH VCC CoMMoN 1200p - CH0 4 3 68k C771 + VSS VEE R710 . 4 7 180p 3 8 C712 + . 100p 56k C780 R786 . . VDD - GND CH1 D705,706 Line Protection 0.1u 56k R705 1 A . R703 1u 10 2 . . . 1k . R801 . RX SUM AMP/LPF(RX AF) IC711 BU7462NUX RX SUM MI2 VoUT1 . 100X4 3 2 VIN2 4 LD VDD CLK 5 DI 6 VIN3 C779 100p . VIN6 14 VDAREF1 15 VDAREF2 . 0.1u 470 C738 . 10 VoUT2 . . R743 . Noise AMP Q702 KTC4075E(Y,GR) SP2 1u D/A Converter 12 VoUT6 . 1000p 7 VoUT3 8 VoUT4 9 VIN4 10 VIN5 11 VoUT5 220k . 100k R749 C744 39k . . 0.22u ERTJ0EV104H TH701 R752 -t 390k R755 1u 1000p . R750 C741 Noise Detector CN710 . D702 1SS422 . R742 . C740 R739 . CN701 . 0.22u 330k . C732 3.3k C739 R741 47 . MP . . ASQ . C778 CP701 D701 SDO0 SCK0 /EVCS 10k R746 . Reverse Current Prevention . J701 DI DA2S101 DI . 1000p C784 1k C811 R756 1000p . C747 220p . 10u C735 100k C749 R751 100k . . . . . R748 100k R745 C743 47p DC Bias . . . C810 330u 16 10 R810 3.3k R824 . 0.22u INAMT R847 IC703 BU7462NUX MIC SUM AMP/ LPF(DI) . C798 2.2k } EXT.SP . . 7 STB 4.7u P_P 47u 2 5 6 5 FILTER IN1 1 0 u 10 0.22u R820 3.3k C790 2.2k . . 1.44V 1.44V . . R818 1u 12k 1.44V 1.44V R819 C797 . . C796 R816 10u 10 1u { C805 ✽R7 8 1 . . PAAF C830 R845 100 MI2 MI1 R806 1k 10u C791 . 10u 1k . R805 C813 4.7k 1000p C832 . . C833 12k . 4 VSS C806 R823 . + 3 DC Bias . . MM + 2 1 R803 . 5 6 7 8 VDD 0.1u C770 . . . C829 10u 10 1000p 0.1u C812 . . . 12k 0.1u . 4.7k 27k 22p C782 . R787 . . Q706 SSM3J15FS Mute(MI2) Q705 SSM3J15FS Mute(MI1) 1k . R778 C774 R834 . . C765 R804 R800 100k . . MIC SUM R769 680k 100 R833 . . 0 R785 . Q703 2SA1832(GR)F D704 DA3S101F MM2 SPAF . 68k IC714 9 PREGND 8 IN2 R831 . R777 10k . . B-BUS Q703,704 MIC AGC . 68k 4.7u . R832 C766 . 4.7u C752 0.1u C767 . . 0.1u 33A_2 C753 5.6k . . 33A_2 . Q704 2SC4738(GR)F . . . D703,704 AF Detector D703 DA3S101F R775 RXAF SMF 50R MRSW 0.1u SPSP+ MIC ME B-BUS B-BUS 71 X57-824 5/10 Z AA AB NX-820H(G)/820H ✽1 X57-823X-XX 0-10 ,0-12 NX-820H(G) K,K2 0-11 ,0-13 NX-820H K,K2 A801 YES NO AC AD SCHEMATIC DIAGRAM CN801 C809 C814 C815 C816 C820 C821 C822 C823 C824 C825 C826 D801 D802 L801 L802 L805 L806 R561 R802 R835 R839 R842 R843 R844 IC801 YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO TX-RX UNIT (X57-8240-1X) B-BUS B-BUS ✽1 D510 MC2850 . D508 MC2850 . D506 MC2850 . 1kX4 CP707 100kX4 CP706 . . . R667 . 6 SP2 9 R662 0 . 50MC . C634 100p 470 C635 R669 100p 0 C637 100p 100 C638 0 R660 . RXD_FNC2 33M 100 C640 0 0 R632 100p 0.022u GPS_ALM G_RXD2 0 1000p R8 0 2 1k CN8 0 1 27n 1000p L802 100p DC Switch(Horn Alert) Q502 L T C 0 1 4 T EBF S8 C2+ 4 C629 C1- 3 C630 V+ 2 1 u 25 R657 R661 4.7k 47k . 1 u 25 DC Switch (Horn Alert) C632 C627 D B2 S3 1 0 D512 G_RXD2 RXD2 D B2 S3 1 0 1k . Line Protection D601 D B2 S3 1 0 R642 . D_RXD2 . CN720 IGN 1M 100k R673 100p C 6 45 R674 . D513 D512,513 Reverse Current Prevention 1k R638 . . . . . TXD_FNC1 0 . C 6 33 1 0 0 p 10 0 k Y1 6 R637 R641 1000p 25 RTS_FNC3 . . . 5 6 7 8 9.9V IC516 AD M 2 0 2 EAR N Z R643 0 MTM981400BF Q503 2 1 u 25 R640 V- 6 C628 C2- 5 HR2 HR1 RXD R2IN 8 TXD 9.9V T2oUT 7 1u G2 7 A2 5 5V_TXD2 GN D . 16 VCC 0.01u C6 2 6 1 00 k R6 2 9 VCC 8 R631 100k R621 4 GND . . SB C644 C1+ 1 C623 0.01u 2 A1 3 Y2 X57-824 6/10 F501 D AT AI 4 50MC 1 G1 RTS0 72 C643 . DC Switch(IGN) Q504 L T C 0 1 4 T EBF S8 5V_TXD2 14 T1oUT 15 GND B-BUS 100p 100 1 0 0p R6 3 9 11 T1IN 13 R1IN IC513 TC7WT126FU-F ME C642 C 6 60 . 10 T2IN 12 R1oUT Dual BUS Buffer(FNC3/FUNC1) M IC 470 4 3 2 1 R630 16 Dual BUS Buffer (FNC2/FUNC4) F34CNT SPSP+ FNC5 R626 R666 . 50M CN707 100p . D504 DB2S310 Reverse Current Provention TXD0 R672 RS-232C Driver 9 R2oUT 0.01u RXD0 RXD0 TXD0 CN705 D AT O C641 4 70 R633 C624 3 13 9 4 14 10 5 15 6 100k A2 5 R6 2 3 100k R622 . Y1 6 4 GND 10k R6 2 0 R635 G2 7 7 2 FNC4 100 . . . VCC 8 3 Y2 R665 15 8 100k R624 CTS0 /IGN 7 1 G1 2 A1 10 J501 12 8 SP2 100p 13 DI_MI2 IC514 TC7WH126FU-F FNC3 R671 R634 DAT AI . 1 11 C639 R658 DAT O DEO_AFO D-Sub15 6 100p . 18p 50MC R670 12 14 50MC C636 100p 0 . C821 FNC2 100 11 R659 R663 . 0 FNC6 R506 0 . 0 1u C6 4 6 SB . F1CNT F34CNT F2CNT R843 FNC1 100 R668 0 . . 0 D801,802 Over DC Supply Protection 5 R664 100kX2 R842 GPS ANT D8 0 1 RN142S D8 0 2 D505-510 Line Protection CP704 . . . C8 0 9 . L801 SPSP+ MIC ME B-BUS ACC . C8 2 2 10 GPS Module . 18p C824 . R839 . . 100kX2 D5 0 9 M C2 8 5 0 D5 0 5 M C2 8 5 0 Io0.5 7 . Io0.6 50C CP705 D5 0 7 M C2 8 5 0 . 8 . 10 VSS 9 . . . 13 15 14 16 17 18 19 20 21 Io1.0 6 Io0.4 Io0.3 G1 1 C826 0.1u RN142S 11 Io0.7 5 22 24 . A8 0 1 . 12 A1 2 CN804 0.1u . 8 VCC 1 RESERVED1 GND4 2 SS_N VCC 3 TIMEPULSE V_BCKP 4 EXTINT0 RXD1 5 USB_DM TXD1 6 USB_DP SCL2 7 VDDUSB SDA2 8 RESERVED2 RESERVED3 9 VCC_RF CFG_GPS0/SCK 10 GND1 MISo/CFG_CoM1 11 RF_IN MoSI/CFG_CoM0 12 GND2 GND3 13 Io1.3 14 15 Io1.4 16 Io1.5 R636 470k Io1.2 I/O Expander IC515 PCA9535BS 4 1 Io1.6 18 24 A 2 . Io1.1 Io0.2 0.1u C625 . /INT15P VDD 22 INT 23 A1 Io1.7 A0 21 Leval Shift Io0.1 A2 5 Io0.0 4 GND 3 19 SCL 20 SDA B1 6 2 R6 2 8 6.8k R6 2 7 6.8k 3 B2 . . I2CDT oE2 7 17 100kX4 VCC 8 2 A1 23 . 1 oE1 I2CCK C820 10u . 0.1u C8 1 6 18p C8 1 5 C8 2 5 1000p C8 1 4 33A CP703 0.01u IC512 TC7WBD125AFK Y2 3 7 G2 . . . . . C622 GND 4 6 Y1 . D R8 3 5 GPSC 0 10 R8 4 4 GPSDET . Dual BUS Buffer IC801 TC7WH126FU-F R561 18p C823 33A . L806 33GPS L805 F1CNT F2CNT F34CNT BLC BLED MBL 50C . 5 A2 . CN803 CN802 AE AF AG AH AI NX-820H(G)/820H SCHEMATIC DIAGRAM TX-RX UNIT (X57-8240-1X) THP1 THP1 B-BUS 47 R27 . 10k C34 0 .0 4 7 u 20 . C3 2 . R2 2 . 180 10u C2 9 . C 26 . DC Switch (Assist) Q2 2SJ648-A . . R33 D2 DZ2J091(M) R25 100p 100p 100p 100p 4 .7 k Over Voltage Protection 100p . 100p DC Switch (Assist) Q1 LTC014EEBFS8 . PLD 47 R 29 . . R 28 . 0.1u C 39 33p R30 180k R31 47k C 91 10M 10 . . ASSIST R 26 5 C 28 100p C 30 1k C36 1 u 25 DC AMP(CV/Assist) 3.3V 20KHz ASTSW . . 6 . . 10k 7 + - 4 VSS 100p Q416 2 SA 1832( GR ) F VDD 8 - + . 3 ASSIST 2 C33 R17 . 1 oU T1 100k R23 . . 47k . IC 3 B D 7542FVM 1k R18 CV R 13 0.01u 68k . . 100p R 12 C21 0 R 440 1u C 466 1u . CV Q4 1 4 E MD9 0 Q415,416 DC/DC Converter 270k R 433 DDCLK DC Switch(150C) 10k Q4 1 5 2SC4738(GR)F R 435 150C . DB 2 S 3 1 0 R 434 0 0 .1 5 u 3 5 47k SDO1 /PCS_RF P_SCK1 PLL_MOD DB 2 S 3 1 0 R 432 R4 3 1 0 L5 390 R 14 C22 0.1u C 23 100k GND 25 . . R16 . . . C25 100p 1k . C 20 R24 . . 3 100p 2 R 10 VCC 1 10 0 10X4 CP1 . D4 0 9 C 465 D4 0 8 1u C 462 R4 2 9 R21 . . 10 R15 0 7 8 MUXout 24 23 MODin CLOCK 22 CS 10p 4 . R 20 0 Fin C 16 C 17 C 18 C 19 1 u 10 C4 6 9 . 5 . R 19 6 Fin .. .. 1k R 430 OSC_AC_GND 9 10 OSCin VCC_OSC GND_OSC 11 . R7 6 C8 . . R7 3 L3 DATA NC_6 . 0 . 21 18 470p C9 VoUT 3 NC_5 LD/PS PLL System IC2 SKY72310- 362 NC_4 . CPout VCCcp 13.9V D408,409 DC/DC Converter B-BUS 50R 50R R 368 220 C 368 470p 3 90 k C 369 33A_2 L310 2 VSS 33k 3 IN- R 343 22k 100k C348 . . . 1k VDD 5 oUT 4 C351 RSSI 100p CN306 0.1u GN D . 0.1u C N 303 CF2 L72- 1040- 05 oU T IN R 337 C 343 0.01u 1 IN+ R 358 C350 10k 100k R 350 14 . C 337 1k . R 336 IF_DET 220 2.7k 15 0.1u C 340 0. 01u R 381 DC AMP(RSSI) IC304 BU7445HFV 16 13 2.2u L307 3.30V 0 . . . . ... . 10u 10 C 339 10u 10 C338 R 345 1st IF AMP Q305 2SC4215-F(Y) R 344 17 . C336 . C366 . C342 1u R357 . . 18 0.01u R 342 100k 47p R351 19 1k R 305 R338 20 C361 1u NAMPo 6 AMIFdecp NAMPi 7 FMIFi AGC C 334 0 . 1 u 8 FMIFdecp1 AGCAMPo C 335 0 . 1 u 9 FMIFdecp2 RFAGCo C 326 10 LIMo RSSIo 10p 11 QUADi AMSW 1 2 FMDETo AMDETo C 332 0 . 1 u C 333 0 . 1 u R390 18k 18k . . CF1 R324 330 COMPi 2 1 C 346 0.1u R 326 5 AMIFi 0.93V 0.01u . . COMPo 2 2 4 VCC R 332 0 0.1u 0 . . . . . C344 0.1u C 327 R340 270k R 323 0 C 345 0.1u 0.1u 10k 0 C313 . . C 371 R 355 C 367 0.01u 0. 01u R339 C341 R341 o UT 3.3k R316 0.1u IN R328 R3 0 8 . C 347 0.01u GND 2 3 10k L 7 2 -1 0 1 7 -0 5 C307 . RFin 24 . 2 OSC<E> 47k 1 OSC<B> . C 330 0.1u . . 15k 10 R 329 68p . FM System IC 303 TK109 31VTL- G 4.71V 3 MIXo . R 379 4.54V 2.2k R378 1k R 304 . C 359 . 0.64V 150C C N 304 C 325 2 Tripler Q3 0 3 2 S C5 1 0 8 (Y )F . 0.01u 33p 100n 1 0.01u 56n 10p 150p L309 3 0 100p C 323 330k C3 1 5 100p L304 C 324 R3 1 5 C3 16 R306 C 317 560 0.01u 3.83V L302 560n 10p C 309 C 306 R 307 1k C 322 150C - R3 0 3 C N 302 + 50R B-BUS 0.01u 80C 17 NC_3 . SBC2 1k 3.3V C4 6 8 0 .0 1 u 1 CoNTRoL C4 6 4 1u . . C4 6 3 1 0 0 p 0 16 VCC_digital C5 . AVR(33C) I C4 0 9 NJM2878F4-33 15 R 72 20 4.7u C6 0.01u 10p L2 NC_2 . 33C R 825 2 GND . VIN 4 50M . C3 NC_1 14 10p X1 L 7 7 -3 0 7 3 -0 5 13 19 C7 . GND2 oUTPUT 0 .0 1 u C2 VCC NC 0.01u FIN 10 R75 0.01u C11 12 100 0 .0 1 u C10 OSCout R71 100p C4 GND1 C 31 47p . . . 100k -t C1 TEMP 0 .0 1 u TH1 L1 . 50C 33C SPSP+ SPSP+ MIC ME M IC ME B-BUS B-BUS 73 X57-824 7/10 AJ AK AL NX-820H(G)/820H AM AN SCHEMATIC DIAGRAM C12 C47 C49 C50 C51 C54 C59 C61 C66 C67 C68 C72 C90 C208 C212 C214 C218 C220 C221 C222 C224 C225 C226 C230 C231 C232 L11 L13 L17 L18 L21 L23 L24 L204 L205 L206 L207 L208 L209 L211 L214 R46 R55 R57 R82 R85 R86 R90 TH2 X57-824X-XX 5p 3p 18p 270p 470p 5p 20p 0.5p 6p 4p 3p 5p 7p 4p 8p 7p 6p 12p 4p 2p 13p 8p 4p 8p 8p 5p 180n 180n L34-4607-15 L34-4608-15 180n 180n 180n 15n 15n 39n 27n 27n 27n 27n 18n 68 150 150 0 0 0 1M ERTJOEV104H 0-10,0-11 NX-820H(G)/820H K NO 0-12,0-13 NX-820H(G)/820H K2 7p 4p 10p 150p 270p 8p 24p NO 7p 5p 6p 4p 10p 6p 12p 8p 5p 15p 8p 10p 15p 4p 5p 10p 5p 9p 220n 220n L34-4608-15 L34-4609-15 220n 220n 220n 18n 18n 47n 33n 33n 33n 33n 22n 33 180 180 NO NO NO NO TX-RX UNIT (X57-8240-1X) THP1 THP1 ✽ C47 VCO 10p C83 1k R6 9 39n ✽ C9 0 3 90 L27 R66 D16,17 T/R Switch C8 8 0.1u 100 D16 RKS1 5 1 KJ 470p R67 R6 C8 7 220 10k C85 470p 6.8k R64 L25 27n C86 470p R62 C8 2 D17 R KS1 5 1 KJ Q8 R56 C80 470p 47k R60 R70 1 470k 2 6 1k 3 470k C70 100 C7 8 Q8,9 T/R VCO Switch Q9 SSM 3 J1 5 F S 5 1 u 25 0 6p 470p ✽R55 ✽ L23 EM 6 M 1 R87 C89 L26 0.5p R:0.0V T:1.15V R52 L22 L19 470p 470p C7 3 ✽ C72 C6 3 D1 3 0.5p 1 SV2 7 8 F ✽ C6 7 100k R6 3 L29 220n ✽ R5 7 ✽ C6 8 6p C5 6 180n L16 180n R53 . 33k . 47k ✽ R 90 ✽ T H 2 R54 6.3 C76 4 R49 . . C43 1u 10 R:3.3V T:0.0V 33k . . VCO MOD C55 R:3.71V T:3.71V R50 FM Modulation D11,12 TX VCO Assist Tune 470p 0 ✽R 8 6 0 R84 0 ✽R 8 5 Q1 1 Q10 2 SC 5 1 0 8 ( Y) F 2 SC 5 1 0 8 ( Y) F C81 C84 R61 R:1.04V T:1.04V 150k 7p 3p R:0.69V T:0.69V 6p . . R83 R:4.41V T:4.41V 0.5p R:0.0V T:3.9V C6 9 C 7 1 ✽ L17 D1 2 D1 1 1SV282-F 1SV282-F L14 180n L41 R34 Q10,11 Buffer AMP C74 TX VCO Q6 MCH3914(8)-H 18p 10 R59 L9 ✽ L13 C4 1 470p 180n L12 D4 1 SV3 2 3 F ✽ C1 2 D8 1SV282-F -t 10u TX VCO TX VCO Assist Tune ✽ C51 L7 0 C5 7 R:1.26V T:0.0V ✽ L21 TX VCO Frequency Control R35 470p ✽ C66 L40 0 . . . 0 R81 0 ✽R 8 2 R58 ✽ C59 ✽ L18 D9,10 RX VCO Assist Tune ✽ L11 ✽ C5 4 D3 1 SV3 2 3 F R36 R:3.92V T:0.93V ✽ L24 RX VCO 10u 0 56n 5p RX VCO Assist Tune D7 1SV282-F ✽ C6 1 ✽ C50 L6 . . . R80 RX VCO Q5 MCH3914(8)-H D9 D1 0 1SV282-F 1SV282-F L15 RX VCO Frequency Control R40 C53 5p 5p C4 8 0 C4 6 12n ✽ R46 ✽ C49 L20 R41 FIN R: 1.47V T: 0V 0 R:4.02V T:4.05V 50CS /T_R 50CS C65 470p Ripple Filter Q4 2SC5383-T111 R:4.71V T:4.73V VCO_MOD C64 Speed up D14 DA2S101 1 0 u 10 R48 4.7k 470p C58 50CS B-BUS 1 00 k R2 1 3 . . 4 70 p C227 ✽L 2 1 1 . 10p C234 D205 . K K2 fL:3.76V 2.86V fC:7.47V 6.66V fH:10.66V 10.17V 470p 1 S V2 7 8 F 100k R217 . . C2 3 3 . . 470p C2 2 8 . ✽ C230 ✽L209 D203 . . . R216 . . 10 0 k 1 S V2 7 8 F . D202 . 470p 1 SV2 7 8 F ✽C 2 2 6 ✽C224 ✽ L208 ✽C222 . . . 10 0 k C2 2 3 . ✽C 2 3 2 ✽C231 D201-203,205 RX BPF Tune C216 R 2 42 7 + - 4 VSS 1u DC AMP(BPF) R 24 3 . R 24 1 0.1u C240 13.9V . 10 k R235 . C239 100k 6 5 . . 2 7 0k - + . 3 R257 10 0 k 2 10 0 k R 23 4 . 150C VDD 8 10k 2 7 0k 1 oUT1 . 220k R2 10 0 1 80 k . R230 R2 3 3 . 470p R2 08 0.01u C210 . ✽C 2 2 5 R215 1 S V2 7 8 F . D201 . 470p . C 2 1 9 10 0 k . ✽C221 . . . 470p ✽ L206 1 00 k C215 R20 9 10 0 k 470p R207 1k 15 0 C 2 07 47 0 p RX 1st Mixer Q201 3SK318 R2 0 5 12 p 680 C2 0 9 R20 1 C2 0 1 0.5p R203 4 7 0p 3 90 n 180n 0.01u 10p C3 5 7 22p C3 5 8 C363 150C L203 270n L315 L316 C 3 6 0 1 47 L 2 0 2 56 0 n 150n 4 0.01u C2 0 3 L312 180 5 2 6 3 R39 4 R245 BPF XF1 L71-0678-05 C 2 93 . C217 ✽ C212 R214 2p . C206 1.5p 2p C213 1p ✽ C214 C211 4.7k ✽ C208 R204 470p C205 4.78V . ✽ C220 ✽ L 2 0 7 0 ✽ C218 ✽ L205 SideA R223 ✽L 2 1 4 . 50R ✽ L204 4.7u 0.01u C204 L201 . . 150C C202 50R B-BUS . B-BUS 74 X57-824 8/10 TV1 SPSP+ MI C ME TV2 IC201 BD 7 5 4 2 F VM SPSP+ MIC ME B-BUS AO AP AQ AR AS NX-820H(G)/820H SCHEMATIC DIAGRAM C124 C129 C133 C135 C137 C142 C144 C145 C148 C149 C150 C175 C179 C180 C254 C255 C256 C263 C290 C292 C296 X57-824X-XX D102 L210 L213 L215 L228 R102 R103 R104 R130 R184 R185 R188 R291 R292 CN13 0-10,0-11 NX-820H(G)/820H K 6p 6p 2p 3p 5p 5p 2p 22p 7p 2p 10p 100p E23-1278-05 68n 18n 27n 18n 470 12 470 NO 820 820 5.6 0 0 NO NO 22p NO NO NO NO NO NO NO 7p 220p 470p 100p 470p 100p 0.1u 100p 470p 1u 6p DA3S101F 82n 22n 33n 2.7n 220 22 220 15K 470 470 12 NO 4p 8p 18p 0-12,0-13 NX-820H(G)/820H K2 7p NO 6p NO NO 18p 10p 3p 4p TX-RX UNIT (X57-8240-1X) THP1 L105 2.6V:25℃ ✽ C1 8 0 . L113 . L112 240 C1 7 1 100p C1 7 3 470p 470p R1 6 9 R1 8 3 10k C1 7 2 L111 R167 15k . . 470p -t C168 TH103 100k . . RN142S RN142S D114 D112-114 Over DC Supply Protection THP2 Antenna Switch RN142S D112 D107 RKP351KW-1P2 D113 0 80ANT 100k . R147 . DC Switch Q1 0 5 F K3 3 0 3 0 1 (H/L Power) ✽C175 R141 . 100p 240 R1 6 8 47u 25 R170 . CN206 18k ✽ C255 ✽ L228 6p 1 0p 1SV278F ✽ L216 C2 9 4 D206 10 0 k R2 5 6 ✽ C 2 96 0 100p ✽ L210 C 2 97 100p R 2 59 C 29 5 C289 2p ✽ C 2 92 C 2 91 ✽ C2 90 R2 5 5 D2 0 4 D204,206 RX BPF Tune 1SV278F 0 f1:1.55V f2:1.53V ✽ C2 5 6 ✽ L 2 1 5 R249 R2 5 0 470p C N 2 04 R: 0V T:0.80V ✽ C263 R 2 90 ✽ C 2 5 4 18k ✽ L213 LNA Q202 NESG240034 7p R24 7 39k R146 . 10k 470p CN203 47 C253 0 470p C1 5 2 47p ✽C 1 4 8 100p ✽C1 4 9 1u . ✽C 150 220 0 12k R133 C155 f1:4.75V f2:4.78V CN205 R218 C251 R149 5 33k R137 100k . 6 OP AMP(APC) C156 1000p 47k C169 R187 . . 7 4 GND . 2.6V:25℃ B-BUS 10 0 k L212 50R 470p C246 f1:4.47V f2:4.77V . C1 5 1 L110 L109 22p ✽C 1 4 4 ✽ C1 4 2 . . . . . 22k R155 . + + - . 0.022u V+ 8 - 3 R:0.0V T(45W/30W):0.0V T(5W)3.3V /H_L . 2 10k TH2 R138 10k +B 80T MP HSW . . 1 R131 . ✽ C1 7 9 RFoUTPUT GATEBIAS DRAINBIAS 4 RFINPUT L108 . 16 4. 7 u R181 R128 120k Gate Bias R150 . 82k R135 . K K2 R :0.0V 0.0V T(45W):2.5V 2.4V T(30W):2.2V 2.1V T(5W):1.5V 1.5V 100p R:0.0V T:1.6V R:0.0V T:7.8V IC103 NJM12904RB1 . C1 7 7 R:0.0V T:7.8V . ✽R 1 3 0 C154 ✽C 1 3 3 . . D111 . . . 470p L107 100p C1 3 4 C1 4 0 . . . . ✽C 1 3 7 . . 4.7u 25 ✽C 1 4 5 MP 50C 2 1 820 820 R1 2 5 . . C1 2 7 R:13.6V T:12.9V(45W) 100p ✽C 1 3 5 470p . . . DC Switch(50C) Q106 EMD5 B-BUS . L407CDB 80T ✽ D102 D110 L407CDB 470p +B Transient Voltage limiter D110,111 Antenna Switch K2 R:0.0V T(45W):3.3V T(30W):2.9V T(5W):2.3V (32dBm:Lo-Pow) L115 C136 . . . . 47p C1 3 1 ✽ C1 2 9 R1 2 1 12 Over Voltage Protection D1 0 1 D Z2 J 0 5 6 ( M ) 470p C118 470p C1 1 6 100p L103 80T C108 . 12 R123 22p C1 2 8 ✽ R1 8 5 ✽ C1 2 4 18n ✽ R1 8 4 R1 1 4 L106 K R:0.0V T(45W):3.1V T(30W):2.5 T(5W):2.1V 13dBm R122 18n 6p 470 L102 . . 15 R1 1 3 680 C 1 17 470p R1 1 1 R112 K:4.2dBm K2:1.4dBm ✽R188 C119 470p C111 470p C1 1 3 1 0 0 p ✽ R1 0 4 ✽ R1 0 2 R1 0 9 22 C1 1 0 220 L101 C1 0 7 470p R1 1 0 7p R1 0 8 C1 9 0 C103 0.01u C102 470p TX Drive AMP Q102 2SC3357-A C104 R1 0 1 68 C1 0 6 4 7 0 p 15n 22n 6p L121 3.3k ✽ R103 C109 2.7k TX Pre-Drive AMP Q101 2SC3356-A(R24) 100k ✽C N 1 3 15k TH1 0 1 CN12 C1 2 5 CN15 470p R120 CN11 . . . CN10 -t CN14 3 . TX Power Module IC102 TH1 E23-1278-05 Front RX . . ✽ R 2 91 4 7 0p C2 5 2 4 7 0p C2 9 9 4 7 0p C250 ✽R 2 92 K K2 fL:2.71V 1.52V fC:6.25V 5.41V fH:9.36V 8.92V SPSP+ SPSP+ MIC ME MIC ME B-BUS B-BUS 75 X57-824 9/10 AT AU AV NX-820H(G)/820H C183 C184 C197 R1 X57-824X-XX 0 7p 0-10,0-11 NX-820H(G)/820H K 6.0p NO 8p 0-12,0-13 NX-820H(G)/820H K2 NO 7p NO AW AX SCHEMATIC DIAGRAM R2 NO 0 TX-RX UNIT (X57-8240-1X) ✽ R1 F1 . L116 150 R1 4 0 150 R1 3 9 4p C161 ✽C 1 8 3 ✽ R2 F2 . . ✽ C1 8 4 COUPPLER Forward Power L117 R171 ANT L114 33p 22n C1 9 3 150 120 R1 3 6 R1 3 4 ✽ L118 . . 10 R1 4 5 D104 H SB8 8 AS- E 10p C 1 94 D103 1k RKS151KJ 0 R148 BLC MBL . . 100kX4 CP508 0 470p 1000p C157 100k . CN530 C P5 1 5 100X2 BLED 5V_TXD2 R143 33k R157 R152 . . . . . . 6 C620 100p C618 100p 7 8 C617 100p 9 C616 100p 10 C615 100p 11 C614 100p 12 C661 47p 13 GND 10 4p 12p 4 Reverse Current Prevention 33k 2 3 SDO0 LCDCS SCK0 C158 R158 1 5 0 f2 f1 0V R : 0V T(45W):2.9V 2.7V T(30W):2.6V 2.3V T(5W):0.8V 0.8V CN514 C621 1000p 0 0 470p 100k R160 R159 C165 R161 220 R176 D106 DZ2J 056(M) R154 D104,105 TX Power Detection R142 D105 H SB8 8 AS- E C 1 92 22p C1 6 7 C1 9 1 SB Over Voltage Protection 9 .5T C1 9 7 0 Reverse Power 14 SB SB SPSPSP+ SP+ BL C M BL R L ED GLED BL ED GN D GN D 1 2 1G 1A1 1000p . RLED CP516 100X4 . 1k 18 C612 100p 19 C611 47p 20 47p 21 C609 R617 16 17 C610 . . . C652 0.1u 100kX4 TXD2 D108,109 Over DC Supply Protection 100kX2 CP501 CP512 33k C188 R180 C187 33k 1000p RB520S M-30 R179 D109 GLED 0.01u . . . . 50C RB520S M-30 15 C613 . 2 0 VC C 1 8 1 Y1 2G 19 . . BUS Buffer IC511 TC74VHCT244AFK R612 4 1A2 2Y4 3 2 Y1 9 6 1A3 2Y3 5 1 6 1 Y2 2 A4 17 1 4 1 Y3 2 A3 15 11 EMG D108 1 2 1 Y4 2 A2 13 2A1 REV 8 1A4 2Y2 7 0 R178 . 0 FWD . R177 5V_TXD2 47p 22 0 23 SDI0 . BUCNT1 TXD1 24 R616 . . . . . . G1 C651 0.1u R684 R690 47k HOOK_RXD1 MKEYI POWER B-BUS 76 X57-824 10/10 . D502 . R615 . D B2 S3 1 0 4 . 7 k R 6 1 3 10k 7 G2 Reverse Current Prevention MIC ME 5 A2 IC509 TC7WH126FU-F 6 Y1 . 33A_2 SPSP+ A1 2 G1 1 8 VCC Dual BUS Buffer (HOOK/MKEY) Y2 3 50C GND 4 . 33M . . C650 0.1u R610 470k 1k . R6 88 1k . . . C 58 1 0.01u . D511 D B2 S3 1 0 22k . R686 Reverse Current Prevention /PTT 100X2 CP511 . 7 G2 6 Y1 5 A2 MKEYO BUCNT2 8 VCC . Dual BUS Buffer IC716 TC7WT126FU-F 25 C607 1 2 3 A1 Y2 GND 4 470k 100p 26 R614 0 C605 100p C604 1000p C603 100p C602 0.01u 27 28 29 30 GN D EM G GN D NC 50C L C D DI L C D CE L C D CL L C D DO GN D GN D MIC ME H OO K PT T M KEY POW E R AY AZ BA BB BC NX-820H(G)/820H SCHEMATIC DIAGRAM DISPLAY UNIT (X54-3830-10) 1 LCD D11-21,24 LCD BACKLIGHT D11 D15 D19 R3 4 270 D12 D16 2.07V D20 R35 D18 R3 6 R2 9 270 220 2 D24 R37 R2 8 270 120 Q8 KT C4 0 7 5 E(Y,GR) B30-2337-05 R 40 D14 D2 1 4.7k D17 COM1 COM2 COM3 COM4 SEG42 SEG41 SEG40 SEG38 SEG37 SEG36 SEG35 SEG34 SEG33 SEG32 SEG31 SEG30 SEG29 SEG28 SEG27 SEG26 SEG25 SEG24 SEG23 SEG22 SEG21 SEG20 SEG19 SEG18 SEG17 SEG16 SEG15 SEG14 SEG13 SEG12 SEG11 SEG10 SEG9 SEG8 SEG7 SEG6 SEG5 SEG4 SEG3 SEG2 SEG1 270 D13 LCD BACKLIGHT SWITCH D5-9 KEY BACKLIGHT KEY BACKLIGHT SWITCH 9.72V D 27 R45 4.7k 3.77V DZ2J062(M) 1000p C23 C24 0.01u 12.93V KTC4075E(Y,GR) R42 Q11 D6 D9 R26 4.7k B3 0 - 2 3 3 7 - 0 5 KEY BACKLIGHT SWITCH CONTROL 2.2k R44 10k R43 3 1.89V D7 4.82V DM R25 3.3k B3 0 - 2 3 3 7 - 0 5 B3 0 - 2 3 3 7 - 0 5 2.7k J1 3.3k B3 0 - 2 3 3 7 - 0 5 B3 0 - 2 3 3 7 - 0 5 Q9 QST7 SP- HOOK:4.96V PTT:4.62V SB:13.53V MBL:5.00V R 24 5.0V INT SP SP+ 3.77V D8 D5 0 KMO1 C1 3 SP+ C3 5 220p C3 6 220p R4 1 100 7 BLC R7 8 MBL 0 C4 10 0p 3.27V TX LED SWITCH CONTROL D2 2 INDICATION (BLUE) TX/BUSY INDICATION BUSY LED SWITCH 34 35 36 37 38 33 S33 S34 S35 S36 S3 7 S3 8 40 39 C oM3 C oM4 /S 39 C oM2 41 43 42 C oM1 K S1 /S 4 0 44 46 45 47 VSS S23 T EST S22 o SC S21 Do S20 CE S 19 CL S18 32 31 30 29 28 27 26 25 24 23 22 6 21 20 19 18 S16 17 16 S15 15 14 S14 S17 S13 DI 13 TX LED SWITCH Q6 S24 S1 1 Q3 S25 S12 0 R1 5 D2 3 B30-2151-05 64 IC1 L C7 5 8 5 7 W - E VLCD2 12 4.7k Q6 KT C4 0 7 5 E( Y, G R) R:2.06V T:0V 63 VLCD1 11 R3 9 S26 S10 R14 Q1 0 LTC014EEBFS8 62 LCD DRIVER S9 LED OFF:0V LED ON:5.0V 1 .2 k 0 R9 POWER 61 R:2.13V T:5.0V VL CD S8 POWER 60 S27 9 30 59 VDD 10 MKEY Q3 KT C4 0 7 5 E(Y,GR) R:0V T:1.76V R:4.95V T:0V 58 S28 8 29 4.7k 10k KI 5 S7 PTT 10k S 29 1 28 R3 8 10k 57 47k C 31 HOOK R:5.0V T:1.61V R4 R2 3 27 LED OFF:0V LED ON:2.26V R3 C 32 0 .04 7u ME R19 220 MIC 26 D2 2 R 18 330 25 1 0 0 X4 R2 0.0 4 7u 2 2 LCDDO GND 1u 56 21 LCDCL B30-2321-05 C 27 55 C 33 CP1 2 0 LCDCE 54 0 R2 0 19 LCDDI 0. 01u C2 5 C10 10 0 0p L1 50C S30 S6 50C 53 S31 KI 4 7 18 5.0V S32 KI 3 6 NC K S2 /S 4 1 17 52 S5 1k 5 GND K S3 /S 4 2 16 KMI3 51 P 4/ S4 R5 4 EMG KI 2 P 3/ S3 15 KI 1 3 KMI2 50 KS4 48 KMI1 49 GND KS6 GND 14 K S5 GND 24 KMI1 0.01u 1000p C2 1 12 GND 5 HN2 S0 3 F E 13 23 KMI2 KMI3 C1 4 220p 100p C15 1000p C11 DZ 2 J 0 6 2 ( M ) 0 P 2 /S 2 BLED D2 6 KMO1 KMO2 KMO3 R1 7 P 1/ S1 11 5.0V 2 GLED 4 KMO3 1 00 0p RLED 1000p 6 100p C7 C6 SP+ 470p 4 9 KMO2 SB SP- 10 A S C1 2 2 D1 MINISMDC020F 220p D2 5 C3 C2 220p SB 220p C5 L3 R1 100 13.5V D2 DA3 S1 0 1 F L2 CN1 5 C 0.01u 100 5.0V 3 VOLTAGE PROTECTION R1 2 MBL 1 B D2 D1 SURGE PROTECTION R2 2 4.62V 47p MIC ME PTT GND SB C1 MIC C3 4 HOOK 7 77 X54-383 1/1 NX-820H(G)/820H BLOCK DIAGRAM TX-RX UNIT(X57-8240-1X) 33M X501 L77-3015-05 IC506 SM5023CNDH-G VCTCXO BUFF /PCS_DSP PSCK_DSP PLL MOD 33M 33A 15M IC2 SKY72310-362 33M IC503 IC501 DSP 33M IC502 15M 33C X1 50C 16.8MHz BSHIFT 33M 33M 18.432MHz TCXO 33C Flash SRAM ROM PLL PLD SD01 PLL MOD /DRST,/HDS2,/HRDY, /SYMTIM,/DINT,FSDET, /HINT,/DWUP /PCS_DSP IC508 TC7SH08FU-F /PCS_RF CN514 30pin Disply Board /PCS SCK1 MCDIAF,/MCSCKAF,/MCCSAF, MCDOAF,MCDICN,/MCCSXCN, HOST_RDY,DSP_ST,MCSCKCN SB P_SCK1 PSCK_DSP 50C F T IC301 TC7SH08FU-F R A0-20,D0-15,/WR,/RD /CS0,/CS2,/CS3 MIC ME IC504 BD5329FVE RESET Q303 2SC5108(Y)F 33M POWER,EMG RLED,GLED IF_DET 50C IC511 TC74VHCT244AFK LCDCL,LCDCE,LCDDI 33A_2 SCKO,LCDCS,SDDO IC304 BU7445HFV RSSI LCDDO SDIO BUCNT2 33M HOOK_RXD1 IC716(2/2) IC509(2/2) TC7WH126FU-F TC7WH126FU-F HOOK_RXD1 HOOK D512 DB2S310 TXD1 ASIC D511 DB2S310 33M PTT GPS_ALM MKEYI IC716(1/2) TC7WH126FU-F MKEYI IC509(1/2) TC7WH126FU-F GPSC MKEYO 50C 50C MKEY BUCNT1 MKEYO /PTT IC507 D513 DB2S310 RXD2 D_R TXC,RXC,/T_R,/H_L,HSW,DSW, MBL,BLC,BLED CV,THP1,THP2,FWD,REV, DDCLK,ASSIST,ASTSW,SBC DI,FLDM,TEMP,/OVRB, SP+ /WP,BLVL,MRSW,/INT15P,/EVCS,/BINT Ext SP JACK J701 D703,704 DA3S101F Q703 2SA1832(GR)F Q704 2SC4738(GR)F SP MIC2 50C J501 D-sub 15pin IC515 PCA9535BS IC512 TC7WBD125AFK MIC FNC5,FNC6 LEVEL SHIFT SCL,SDA SUM IC703(2/2) BU7462NUX I2CCK,I2CDT 3.3V/5.0V Q502 LTC014TEBFS8 HR1 DC SW HORN I/O Expander 3 MOD F1CNT 5V_TXD2 F2CNT Q503 MTM981400BF HR2 DI 3 LIMIT F34CONT TXD2 5V_TXD2 LPF VCO_MOD IC701(1/2) BU7462NUX IC702(1/2) IC712(3/8) BU7242NUX R2A20178NP DAC IC511 TC74VHCT244AFK 50C /IGN 5V_TXD2 ASQAPC BUFF F1CNT IC513 TC7WH126FU-F D_RXD2 FNC1,FNC3 FNC1,FNC2,FNC3,FNC4 /EVCS,SCKO,SDOO LPF IC702(2/2) BU7242NUX TXDO,RTSO IC712 R2A2 DA /EVCS,S 50MC IC516 ADM202EARNZ SB 50M 33M 50MC DATAI(DI_MI2) BPF IC705(1/2) BU7242NUX F34CONT W_/N RS-232C Driver DETO(DEO_AFO) FNC2,FNC4 Q504 LTC014TEBFS8 IGN RXDO,CTSO IC514 TC7WH126FU-F F2CNT /IGN SB AF AMP SP MM,MM2,/FRST,INAMT,PA, PAAF IC714 LA4600 BUCNT1,BUCNT2,/SAVE,BSCAN INAMT BEEP VOICE SUM IC711(1/2) BU7462NUX IC712(5/8) R2A20178NP RXAF2 LPF DAC IC711(2/2) /EVCS,SCKO,SDO BU7462NUX IC712(8/8) R2A20178NP DAC DC SW /EVCS,SCKO,SDO PA Q709 SSM6N37FE IC713 TC7W53FK(F) MIC2 MRSW 78 D IC70 BU72 P ASQDET RXAF SPAF SP2 SW Q701 FK330301 BUFF Q702 KTC4075E(Y,GR) NX-820H(G)/820H BLOCK DIAGRAM Q4 2SC5383-T111 D14 DA2S101 450-520 MHz(K) 400-470 MHz(K2) Q8 EM6M1 Q9 SSM3J15FS T/R SW TX: 450 - 520MHz(K) 400 - 470MHz(K2) /T_R Q11 2SC5108(Y)F IC2 SKY72310-362 Loop Filter VCO T/R SW BUFF VCO MOD 150C ASSIST Q106 EMD5 DC SW 50C +B 80T Q303 2SC5108(Y)F D104 HSM88AS-E D105 HSM88AS-E For DET Rev DET REV FWD BPF MP DC SW Q105 FK330301 /H_L 150C IC201(2/2) BD7542FVM TV1 CF1 450kHz TV2 IC201(1/2) BD7542FVM D201,202 D203,205 1SV278F 50R D204,206 1SV278F TUNE TUNE Q305 2SC4215-F(Y) IF IC IC303 TK10931VTL-G CPL APC BPF CF2 450kHz ANT LPF IC103 NJM12904RB1 LPF ASTSW Fin TX:450 - 520MHz(K) 400 - 470MHz(K2) RX:400.05 - 470.05MHz(K) 350.05 - 420.05MHz(K2) BPF 80T ANT SW FINAL AMP HSW 1st Local:400.05 - 470.05MHz(K) 1st Local:350.05 - 420.05MHz(K2) IC3(2/2) BD7542FVM BPF 80T 50R 50CS Q1: LTC014EEBFS8 DC SW Q2: 2SJ648-A D2: DZ2J091(M) 50C 50R DRIVE AMP IC102 D110,111 L407CDB RA60H40471101 D107 RKP351KW-1P2 GATE BIAS Q5,6 MCH3914(7)-H D3,4 1SV325F D7,8,9,10,11,12 1SV282-F D13 1SV278F CV X3 Pre DRIVE AMP Q10 2SC5108(Y)F IC3(1/2) BD7542FVM PLL BUFF Q102 2SC3357-A Q101 2SC3356-A D16,17 RKS151KJ*2 80ANT Lippple Filter 50CS Q201 3SK318 XF1 49.95MHz Q202 NESG240034 1st IF AMP MCF BPF MIX BPF LNA L207,208 L209,211 33A_2 L215,216 C304 5HFV 50R 33A IC801 33GPS 33A TC7WH126FU-F A801 W02-3768-05 RXD1 5V_TXD2 0 G_RXD2 TXD1 GPS 1575.42MHz D_RXD2 GPS_ALM GPSC (Only GPS Model) +B DCin F401 F53-0328-05 DC SW Q403 MTM981400BF SBC2 SB F (GR)F 8(GR)F F503 IC703(1/2) BU7462NUX DI 80ANT DC SW Q402 2SA1955A-F DSW 80T DC SW Q404 2SA1955A-F TXC LPF 33A_2 MM2 MI2 MUTE MUTE C703(2/2) BU7462NUX DI_MI2 MI1(MIC) 150C Q415: 2SC4738(GR)F Q416: 2SA1832(GR)F Q705 SSM3J15FS C712(3/8) 2A20178NP DAC ,SCKO,SDOO LPF 702(2/2) 7242NUX BUFF 702 5E(Y,GR) DC SW Q417 EMD5 RXC 33M 3V AVR IC401 XC6209B332M-G 50CS DC SW Q408 EMD5 /SAVE 33C 3V AVR IC409 NJM2878F4-33 SBC2 33GPS 3V AVR IC407 NJM2878F4-33 GPSC /EVCS,SCKO,SDOO DET IC705(2/2) BU7242NUX PLD 33A F2 F502 D401 DZ2J180(M) DC SW Q401 LTC014EEBFS8 3V AVR IC406 XC6209B332M-G 33A_2 DC SW Q409 EM6M1 SBC2 15M IC712(5/8) R2A20178NP DAC DCDC Converter IC405 LT1616ES6-PBF /OVRB DEO_AFO DAC DC SW Q410 2SA1955A-F SBC2 50MC 50R MP IC712(7/8) R2A20178NP Detect IC402 XC6118C23CMR 50M 5V AVR IC404 XC6209B502P-G 50C 8V AVR IC1 TA7808F-NQ /BINT DCDC Converter DDCLK 33A_2 MM 80C GND 1.5V AVR IC408 XC6205B152P-G SPAF /EVCS,SCKO,SDOO IC712(8/8) R2A20178NP DAC PAAF /EVCS,SCKO,SDOO IC713 TC7W53FK(F) MRSW IC712(6/8) R2A20178NP DAC DEO_AFO /EVCS,SCKO,SDOO 79 NX-820H(G)/820H BLOCK DIAGRAM 50C POWER EMG SP+ SP- 50C BLED RLED GLED LCDDO LCDDI LCDCE LCDCL Q10 LTC014EEBFS8 DC SW Q3 KTC4075E(Y,GR) DC SW Q6 KTC4075E(Y,GR) DC SW MBL SB SB LED INDICATOR D22 B30-2321-05 DC SW IC1 LC75857W-E LCD Driver D11-D24 B30-2337-05 LCD BACKLIGHT 50C Q9: QST7 Q11: KTC4075E(Y,GR) D27: DZ2J062(M) D23 B30-2151-05 MBL DC SW Q8 KTC4075E(Y,GR) COM[1-4] SEG[1-42] KMI1 KMI2 KMI3 KMO1 KMO2 KMO3 KEY BACKLIGHT D5-D9 B30-2337-05 KMO1 KMO2 MKO3 A CH UP S CH DN VOL DN <B VOL UP C> KEY MATRIX LCD DISPLAY POWER EMG KMI3 BLED RLED GLED BLC MBL SB HOCK PTT MKEY ME MIC BLC 50C KMI2 DISPLAY UNIT (X54-3830-10) SB MBL OVER VOLTAGE PROTECTION D2 DA3S101F 80 KMI1 (TO TX-RX UNIT) 30pin FLAT CABLE Connector CN1 8pin MODULAR JACK J1 NX-820H(G)/820H LEVEL DIAGRAM Receiver Section RF (Center Frequency) IF1 (49.95MHz) IF2 (450kHz) –119.0dBm –119.5dBm –114.0dBm LNA C263 C296 C216 Q202 –121.0dBm Mixer MCF Q201 XF1 –107.5dBm IF Amp -63.5dBm FM IC C361 C347 Q305 IC303 C343 CF ASIC CF2 IC507 AF (1kHz) 186.2mVrms 186.2mVrms ASIC 21.5mVrms 226.1mVrms 101.2mVrms DAC SUM Audio Amp 3.6Vrms 3.24W IC507 C806 C704 C746 IC711 IC711 IC714 IC712 To make measurements in the AF section,connect the AC level meter. (ANT input:–53dB, 1kHz FM, 3kHz DEV (Wide)) In the RF section, use a 1000pF coupling capacitor. (The display shows the SSG input value required to obtain 12dB SINAD without local level.) Transmitter Section AF (1kHz) 5.2mVrms (at MIC terminal) IC502 74.6mVrms K:262.0mVrms(W) 130.9mVrms(N) K2:349.0mVrms(W) 174.4mVrms(N) K:256.8mVrms(W) 128.3mVrms(N) K2:345.0mVrms(W) 172.3mVrms(N) K:64.0mVrms(W) 32.0mVrms(N) K2:74.9mVrms(W) 39.9mVrms(N) 57.8mVrms DSP VCO ASIC C706 C774 C55 IC507 IC703 IC701 RF (Center Frequency) K:-1.4dBm K2:-1.4dBm K:4.2dBm K2:1.4dBm K:13dBm K2:13dBm K:32dBm K2:32dBm 45W Final IC T/R SW Pre-Drive Drive CPL ANT- SW VCO D17 C89 Q101 C104 Q102 D110 C136 D16 IC102 LPF RX in FWD/REV Detector RXLO MIC input : 3kHz DEV.(Wide), 1.5kHz DEV.(Narrow) at 1kHz MOD. Transmitting frequency : Center frequency 81 NX-820H(G)/820H OPTIONAL ACCESSORIES KRA-40 (GPS ACTIVE ANTENNA) ■ Specifications Supply Voltage ....................................................... 3.0±0.3V Current Consumption ...........................................Typ. 19mA Center Frequency ............................................1575.42MHz Gain ............................................... 30±7dBi (Elevation : 90°) ....................................................... 23±7dBi (Elevation : 10°) Output Impedance .........................................................50 ■ External View 82 NX-820H(G)/820H MEMO 83 NX-820H(G)/820H SPECIFICATIONS GENERAL Frequency Range .......................................450~520MHz : K 400~470MHz : K2 Number of Channels...................................512 Zones..........................................................128 Max. Channels per Zone ............................250 Channel Spacing ........................................Analog: 12.5/25 kHz Digital: 6.25/12.5 kHz Operating Voltage .......................................11.6~15.7V Operating Temperature Range ...................–22°F~+140°F (–30°C~+60°C) Frequency Stability .....................................±1.0ppm Antenna Impedance ...................................50 Dimensions (W x H x D) .............................6.30 x 1.69 x 5.35 in. (160 x 43 x 136 mm) (Projections not included) Weight ........................................................3.03 lbs. (1.38 kg) RECEIVER Sensitivity ..................................................Digital @6.25kHz (3% BER): 0.20µV Digital @12.5kHz (3% BER): 0.28µV Analog 12dB SINAD: 0.25µV Selectivity ..................................................Analog @25kHz: –80dB Analog @12.5kHz: –70dB Intermodulation Distortion .........................Analog @25kHz: –75dB Analog @12.5kHz: –75dB Spurious Response ....................................Analog: –85dB Audio Distortion ..........................................Less than 3% Audio Output ..............................................4W/4 TRANSMITTER RF Power Output ........................................1~45W Spurious Response ....................................75dB FM Hum and Noise (Typ)............................Analog @25kHz: 50dB Analog @12.5kHz: 45dB Modulation .................................................16K0F3E, 14K4F1D, 11K0F3E, 8K30F1E, 8K30F1D, 8K30F7W, 4K00F1E, 4K00F1D, 4K00F7W, 4K00F2D Analog measurements made per TIA/EIA 603 and specifications shown are typical. JVC KENWOOD Corporation reserves the right to change specifications without prior notice or obligation. A 1 B C D E F NX-820H(G)/820H G H I J K L M PC BOARD N O PC BOARD DISPLAY UNIT (X54-3830-10) Component side view (J79-0345-09) P Q R S NX-820H(G)/820H DISPLAY UNIT (X54-3830-10) Component side view (J79-0345-09) 2 D12 D16 D20 D19 D11 D15 2 3 D5 D6 D13 D17 D21 D22 D24 D14 D18 D23 4 1 J1 5 Ref. No. Address D5 4D D7 7K D8 7G D9 7O D11 3G D12 3N D13 4N D14 4G D15 3H D17 4M D16 3M D18 4H D19 3J D21 4K D20 3K D22 4C D23 4B 6 3 4 5 6 7 7 DISPLAY UNIT (X54-3830-10) Foil side view (J79-0345-09) DISPLAY UNIT (X54-3830-10) Foil side view (J79-0345-09) R12 C35 9 C6 C7 C2 C4 C5 D25 C36 L3 R1 R14 R7 Q10 R22 C32 R2 C33 C27 C25 16 IC1 17 11 49 48 D26 R34 R35 POWER MKEY HOOK PTT ME GND MIC LCDDO GND LCDCL LCDCE LCDDI NC 50C GND GND R3 10 R29 C10 EMG GND GND GLED BLED RLED MBL SP+ BLC SP+ SPSP- SB C1 SB R20 1 CN1 R39 Q6 12 6 R17 R9 R19 R18 Q3 R28 R36 Q9 R44 R43 R37 3 9 Q8 4 C31 R23 1 64 R40 L1 R15 R38 R45 Q11 C24 C23 R42 C3 C14 C11 11 CP1 R24 R26 R25 D1 C34 R41 D27 10 L2 R5 C21 C15 R4 C12 8 Ref. No. Address IC1 12K Q3 11B Q6 12B Q8 11F Q9 11E Q10 12B Q11 11F D1 10B D2 9C D25 10B D26 12M D27 11E C13 D2 14 Foil side J79-0345-09 8 13 Layer 1 Layer 2 D9 D8 D7 Component side 32 33 Component side 12 Layer 1 Layer 2 Foil side 13 14 A 1 B C D E F NX-820H(G)/820H G H I J K L M PC BOARD N O Q R S NX-820H(G)/820H PC BOARD TX-RX UNIT (X57-8240-1X) Component side view (J79-0344-09) P TX-RX UNIT (X57-8240-1X) Component side view (J79-0344-09) 2 2 Ref. No. Address Ref. No. Address IC2 9K Q703 9F IC3 10L Q704 9F IC103 7K Q705 8E IC201 11P Q706 8F IC303 12L Q708 9D IC402 8D Q709 8D IC404 7E D2 10L IC409 8J D101 7I IC509 11E D102 7J IC511 11D D111 7K IC512 9D D201 10N IC515 9E D202 10O IC701 11H D203 10O IC702 9G D205 10O IC703 9G D404 7C IC705 9H D410 6C IC711 10H D411 6D IC712 8H D502 11E IC713 9I D505 7H IC716 11D D506 7H IC801 5C D507 7H Q1 10L D508 7G Q2 9L D509 7G Q105 8K D510 7G Q402 7E D511 11D Q404 8E D512 5E Q405 8E D513 5E Q408 7F D601 5E Q411 8F D701 9I Q412 8E D702 9I Q417 7F D703 9G Q504 6D D704 9G Q701 10H D801 7C Q702 10H D802 7C 3 J701 J501 11 12 13 14 15 4 IC102 6 7 8 9 10 CN804 1 C820 C825 C814 C815 2 3 4 5 L806 C816 CN720 5 4 F501 R821 CN802 R641 IC801 C826 13 24 5 R643 R637 R835 R844 R674 D512 1 D513 8 R673 C660 R639 R638 2 1 4 3 CN803 C646 C645 D601 A801 Q504 C127 + C184 C183 C150 C149 C148 C144 C142 C152 C140 R181 R128 D101 C145 R135 R133 C133 R130 C154 R138 R146 IC103 5 4 R141 S D G R75 C11 Q2 D2 R257 R230 4 1 R213 C227 R85 13 R338 R342 C345 C342 C344 R341 R339 C341 12 C326 R390 C340 C339 C336 R305 R345 R340 IC303 C335 C338 C371 24 1 C347 CN304 J79-0344-09 5 6 7 8 9 10 IC201 R13 R328 R324 C343 R326 C307 C330 R332 C332 C333 C334 4 R241 5 8 C239 CN1 C240 C233 D205 D203 C234 R217 3 R243 R242 C232 R216 R218 L211 C231 L209 C226 C224 R215 C223 C225 C228 C222 D201 4 D202 L208 C219 C218 C220 L214 C36 R26 C33 IC3 1 R17 R214 C221 C230 R31 5 C28 R23 R337 CF2 R5 CN220 L207 R329 R304 C359 CN302 R336 C337 PTT MKEY HOOK ME GND MIC GND LCDCE LCDDI LCDDO LCDCL 50C NC GND GND EMG GND BLED GND GLED RLED MBL BLC SP+ SP+ SP- SPSB SB 30 POWER 1 CN705 C206 R233 R235 R234 R771 R677 C648 C556 R550 R2 R223 R81 R773 C762 C714 R716 R709 5 C758 R779 C769 C773 R772 8 R18 R12 C21 C718 IC701 C202 R84 R27 1 C30 C55 R54 R49 R90 R24 R705 R710 C771 C704 R703 C712 C780 R786 C808 C807 R826 5 TH2 8 C708 R712 C729 R708 R704 8 IC711 4 R25 R28 R22 C34 C204 R33 Q1 R29 R30 C39 C32 R292 C91 C10 R743 C738 C719 1 R291 R83 C7 R19 R20 R742 C740 R739 4 C732 1 C709 C29 L113 L3 C9 C8 13 12 7 R76 Q702 D702 R749 C744 R750 5 IC705 4 C567 C568 C578 C574 C575 R684 R690 C602 R688 C603 C604 C605 CN707 TH103 R167 C168 R80 R87 R21 R16 CN706 R755 R752 R738 8 C720 IC702 1 C739 19 18 IC2 C25 R15 R72 C741 L105 L111 C16 C17 C18 C19 C23 24 CN303 R1 R147 C156 R137 R86 C469 C468 3 2 IC409 4 1 C464 C463 13 12 7 R838 R837 IC712 6 1 6 D701 R177 R178 R82 R53 R770 4 L117 C177 18 19 1 24 C22 R10 C31 C20 R746 C777 R711 C711 C180 8 1 R155 R131 D505 D102 D506 5 8 C722 C767 R832 R777 8 5 C650 R681 C26 R14 R430 R741 R827 C746 R754 R776 C776 R783 R702 C734 12 TH701 C716 S DG Q701 5 R825 R801 R720 C702 C705 C565 C569 R616 C610 C609 C611 C612 R614 C607 R122 R123 D507 CP701 R724 C733 C752 C753 R831 R775 C766 C707 R706 R701 R680 1 IC509 R613 CP511 R617 CN421 C576 4 D502 R686 R610 1 R748 C743 R769 C765 C573 C572 CP508 D511 R612 C613 C614 C616 C617 C618 C620 C621 C615 8 C725 L510 CN507 CN523 8 IC713 CN701 C723 R722 C577 R615 4 IC716 R728 G D S Q105 CP1 C786 1 CN710 C706 CN418 C775 4 CN417 C661 5 C735 R797 D111 R149 C169 R187 R796 R730 C728 R707 CN425 10 CN530 CN514 C784 C832 R834 R781 C652 10 11 D508 C813 R787 C622 C801 C802 R561 CN509 1 C651 1 D704 CN420 C779 C778 C749 R751 R756 D703 C770 Q704 C647 + F701 CN426 CN427 IC511 CP516 8 R682 20 CP515 C747 R745 R713 C555 C581 4 IC703 C701 CN428 CP501 5 Q703 R678 11 CN422 C791 R679 CP512 R632 R804 1 CN540 R658 CN419 R778 C774 C782 R785 4 IC512 D509 C458 R833 R800 C790 CP707 Q708 IC714 5 8 R659 C476 Q706 S D G R805 R814 R810 10 R845 C833 7 CP706 Q411 C812 CP705 C625 6 CP704 C441 Q412 IC515 24 1 S D G R806 Q705 13 12 R662 L112 R150 C155 F502 C829 R803 18 19 R628 R627 Q405 R635 CN111 R421 R441 R636 CP703 C477 CN413 R664 CN112 Q408 CN411 C460 R414 Q404 R439 C411 R846 C830 R816 R505 C796 C798 R818 R820 C810 R415 R419 1 F503 C428 IC402 5 R813 9 3 Q709 C831 R847 CN542 CN541 4 C439 Q402 R823 C806 C797 R819 R824 1 8 R403 R404 C472 D510 5 4 CN401 CN412 Q417 C432 C475 L110 + C431 1 IC404 D404 CN414 L109 L107 C134 R121 CN415 3 D802 R408 7 R409 C424 R842 R843 C131 C136 R125 C128 CN423 F401 D801 C821 C401 C429 L801 L802 CN801 TH101 C125 R120 L108 C427 C824 R839 C135 C403 C422 R506 C823 C822 C809 R802 C137 C633 D411 D410 12 1 6 1 Component side Layer 1 Layer 2 Layer 3 Layer 4 Layer 5 Layer 6 11 12 Foil side R344 R343 C346 CN306 13 13 14 14 A 1 B C D E F NX-820H(G)/820H G H I J K L M N PC BOARD O Q R S NX-820H(G)/820H PC BOARD TX-RX UNIT (X57-8240-1X) Foil side view (J79-0344-09) P TX-RX UNIT (X57-8240-1X) Foil side view (J79-0344-09) 2 13 R661 C811 11 8 7 4 6 C805 R822 R811 C634 C635 R406 R405 5 C413 Q418 C788 R668 R669 R667 4 C471 1 C417 R401 C804 C637 C644 1 C636 C638 2 R670 C640 R671 C639 C641 R634 C643 R626 C642 D706 3 R672 4 C194 Q403 R148 C158 C405 C165 R402 D403 D406 C440 4 R427 8 C649 C455 R521 C529 C505 R536 CP513 R522 R519 R515 R517 R510 C528 C507 R509 R513 L503 C503 C454 C456 C520 3 C453 4 2 IC 407 1 C443 G D S C442 IC405 3 R424 R423 1 6 C445 4 IC408 3 C447 R412 R410 C420 CP504 R560 CP514 IC502 C531 R526 CP502 R567 C546 C547 R566 R508 C527 CP503 R549 C533 C514 C512 C510 C522 C518 C504 C516 C523 C534 C502 C525 C501 C526 10 C515 R532 9 C521 R524 IC507 C508 C509 L501 CN504 IC503 11 R533 C532 R546 L505 R534 C524 L504 C537 C535 R516 R525 R685 CP506 CF1 1 3 IC 508 5 5 1 4 3 4 IC504 R569 R568 R572 R603 R559 C548 C312 R611 3 4 R503 IC501 R599 R504 CP 505 5 C552 C519 CN503 R531 R518 C536 C530 C506 R553 R552 C579 R606 C580 R556 R407 R571 X501 C448 R418 C570 Q416 CN502 L508 C549 1 R433 L506 C680 R584 R581 C560 R580 R583 R554 IC301 C465 Q415 C544 CN416 R501 C563 C545 Q414 R426 C450 C452 D407 1 6 C446 L405 C630 R631 C623 C410 R428 C187 C188 R180 R431 R429 D408 D409 R555 R557 C462 CP507 L805 R683 C348 R351 C351 C558 C803 L404 1 6 IC304 3 4 D109 C466 R435 R440 C553 C551 C559 D108 Q407 R511 R558 C543 C566 R687 R316 R350 C313 R323 C327 R355 R358 C350 L310 C369 R368 C368 C367 L307 R379 R381 C366 L312 R378 R308 L309 C323 Q305 C361 C325 C363 CN12 L304 C317 CN13 C322 C316 C43 L41 R179 C315 R315 D12 D11 R307 C324 C51 R306 Q303 C306 CN15 C71 C72 R55 L302 D8 Q6 R34 L16 L14 R36 L23 C309 R417 C437 C438 R438 R512 4 C541 1 C423 6 IC506 3 Q501 R50 C67 C68 R57 C69 C76 C12 L24 L21 R35 L5 IC406 R73 L12 L40 C41 C360 R40 L6 3 5 R303 L7 D4 L13 C50 C54 D7 D9 L203 L202 D3 L15 3 4 C461 4 C6 C63 D13 C61 L2 C78 C5 C449 R48 + C542 1 D405 Q409 1 6 7 + R541 C416 R411 L17 L29 1 R413 C408 C3 D14 C73 5 C435 Q9 3 IC401 R56 Q5 R205 4 D504 X1 CN14 C64 Q4 R629 5 G D CP510 5 IC514 4 R624 C65 4 8 R620 C70 R52 L22 R71 C4 C2 IC513 R422 C436 S D G 4 C457 8 C425 1 C1 TH1 C47 L1 L19 3 C74 C66 L11 L316 L315 Q10 R61 L18 D10 R203 C357 C358 C90 R65 C85 C82 L206 R58 C57 C210 C207 C209 R245 6 Q8 C214 C217 R207 C215 R41 1 R621 R623 C624 R622 C58 C56 C201 R201 C212 C59 C203 L212 CN203 L205 L204 C213 C211 L201 C216 C208 1 R60 C80 C83 C84 R63 C81 L25 R62 R208 C297 R210 R209 C293 4 3 Q201 1 2 C289 C296 R59 R70 C88 Q11 R170 L210 L228 C252 C295 R259 D204 C290 C292 C291 C294 R66 R64 CN206 L20 IC1 Q410 L27 CN204 C255 CN205 C254 L213 D206 L216 C253 R247 C246 C299 C175 C49 C87 C86 L26 D114 R67 D107 R69 C89 C205 R204 C48 C46 L9 C53 C433 R425 CN10 D17 D112 D113 16 R434 R432 D16 R46 C179 CN11 L215 C626 IC516 9 L116 C256 1 C451 C627 8 C118 C108 C629 C628 C129 R185 C124 L102 R184 C116 C117 R114 L106 R188 L103 Q102 C113 R113 C104 R111 R112 C111 R103 R102 R104 R110 C110 C107 R109 L121 C190 R101 C102 C103 D110 C109 L101 Q101 Q106 1 6 R168 C197 C119 C106 L115 C172 R183 3 4 R255 I C434 C171 C173 R169 R256 8 C430 C151 R249 + 5 6 R176 R161 R108 D103 C157 R143 R152 D106 L118 D105 C161 R157 R158 R160 R159 C192 C167 C409 C191 R134 R136 R154 D401 Q401 R142 R357 Layer 1 Layer 2 Layer 3 Layer 4 Layer 5 Layer 6 R657 Q503 C193 D705 GD S Component side 12 12 9 5 R140 R394 11 13 R139 XF1 10 14 10 R250 9 Q502 15 R171 C250 8 1 L114 R290 C263 7 3 4 8 C251 6 C632 5 R145 5 Ref. No. Address Ref. No. Address Q418 IC1 7Q 5Q IC301 11M Q501 12M IC304 12H Q502 3O IC401 9M Q503 3N IC405 7O D3 10H IC406 9M D4 11I IC407 8P D7 10H IC408 8N D8 10J IC501 11P D9 10H IC502 9P D10 10H IC503 11Q D11 10J IC504 12Q D12 10J IC506 9N D13 10I IC507 11N D14 9I IC508 12M D16 8H IC513 8L D17 8H IC514 8K D103 6E IC516 7L D104 5C Q4 9I D105 6E Q5 10H D106 6E Q6 10I D107 8E Q8 9I D108 10L Q9 9I D109 10L Q10 9H D110 8F Q11 9H D112 8F Q101 7I D113 8F Q102 7J D114 8F Q106 7I D204 9D Q201 10G D206 9D Q202 9C D401 6Q Q303 10K D403 6P Q305 11F D405 9M Q401 6P D406 7N Q403 6R D407 7O Q407 8O D408 11K Q409 9L D409 11K Q410 8O D504 9K Q414 11L D705 5N Q415 11L D706 5N Q416 11L D104 4 2 Q202 3 1 12 J79-0344-09 13 Foil side 14 14 DISPLAY UNIT (X54-3830-10) TX-RX UNIT(X57-8240-1X) D D B-BUS B-BUS L105 B-BUS B-BUS B-BUS COM1 COM2 COM3 COM4 SEG42 SEG41 SEG40 SEG38 SEG37 SEG36 SEG35 SEG34 SEG33 SEG32 SEG31 SEG30 SEG29 SEG28 SEG27 SEG26 SEG25 SEG24 SEG23 SEG22 SEG21 SEG20 SEG19 SEG18 SEG17 SEG16 SEG15 SEG14 SEG13 SEG12 SEG11 SEG10 SEG9 SEG8 SEG7 SEG6 SEG5 SEG4 SEG3 SEG2 SEG1 R40 B-BUS B-BUS MKEYI POWER 10k DZ2J062(M) D27 R45 4.7k C23 1000p C24 0.01u 2.2k R44 10k R43 0 R22 C34 47p 0 .0 1 u C13 SP+ C35 220p C36 220p 1000p 100p C7 C4 17 NC 30 POWER POWER 3.27V 0.1u LED OFF:0V LED ON:5.0V Q3 KTC4075E(Y,GR) R:0V T:1.76V Q10 LTC014EEBFS8 TX LED SWITCH CONTROL 4.7k Q6 KTC4075E(Y,GR) R:2.06V T:0V D23 B30-2151-05 D22 INDICATION (BLUE) 63 64 Q3 TX LED SWITCH Q6 TX/BUSY INDICATION BUSY LED SWITCH 34 35 36 37 33 S33 S34 S35 S36 S37 S38 38 40 39 CoM3 C oM4/ S39 42 43 41 CoM2 CoM1 KS1/ S40 44 KS2/ S41 46 47 45 KS3/ S42 KS4 KS6 oSC S21 Do S20 CE S19 CL S18 DI S17 S16 MKEY 4.7k 62 S22 16 29 R39 TEST S15 PTT R38 S23 15 HOOK 28 61 R:2.13V T:5.0V VSS S14 27 60 S24 14 ME R:5.0V T:1.61V 59 IC1 LC75857W-E S25 S13 26 LED OFF:0V LED ON:2.26V R:4.95V T:0V 58 VLCD2 S26 S12 MIC 10k VLCD1 LCD DRIVER S11 25 D22 10k VLCD 13 GND 10k 57 S27 12 24 100X4 B30-2321-05 R4 VDD S10 GND R3 S28 S9 2 2 LCDDO R2 KI5 9 56 S29 S8 55 2 1 LCDCL 23 54 KS5 48 CP1 53 KI4 S7 POWER 5.0V L1 S30 S6 19 LCDDI 2 0 LCDCE 52 50C 50C M KEY KMI1 0 .0 1 u 1000p C21 1k PTT KMI2 KMI3 C14 220p 100p C15 1000p C11 C12 D1 220p D25 DZ2 J0 6 2 ( M) MINISMDC020F C3 C2 GND S31 KI3 8 R610 470k 16 HOOK KMI3 5 1 S5 . C650 R5 S32 11 . EMG KI2 10 . 15 ME KI1 6 R615 KMI2 5 0 P4/ S4 . 0.01u KMI1 4 9 GND 5 D502 100p 30 C602 GND 14 MIC 18 29 C603 13 HN2S03FE P3/ S3 . DB2S310 4.7k R613 28 GND GND 4 Reverse Current Prevention 1000p BLED 12 3 SPSP+ MIC ME C604 27 GLED 11 P2/ S2 SPSP+ MIC ME 100p RLED P1/ S1 SPSP+ MIC ME C605 9 10 2 SPSP+ MIC ME 0 0 1 . IC509 TC7WH126FU-F A1 2 . Dual BUS Buffer (HOOK/MKEY) R614 D26 KMO1 KMO2 KMO3 R17 GND LCDDO KMO2 5.0V C32 0. 047u R6 9 0 47k 26 0 R19 220 0.1u R684 100p MBL R 18 3 3 0 C651 1k . R6 8 8 1k 22k . . . C5 8 1 0.01u D511 DB2S310 R686 Reverse Current Prevention . 100X2 CP511 . 6 Y1 7 G2 5 A2 MKEYO BUCNT2 8 VCC . Dual BUS Buffer IC716 TC7WT126FU-F 25 C607 8 0 2 1 A1 G1 3 4 GND Y2 6p ✽ R291 . . . . . . 470k Front RX . . R616 LCDCL R15 ✽ C255 . BUCNT1 TXD1 24 R7 1u 23 BLC 0.047u 22 7 C 27 21 LCDCE 0. 01u 47p SP+ 6 C33 C609 A KMO3 C25 47p KMO1 S 0 C610 5 LCDDI R20 20 50C 470p 19 C SB SP- 4 C6 47p 3 C10 R617 100p C611 NC SB 2 R14 . C612 1 GND 1000p 100X4 18 CN1 1.2k . 1k R612 CP516 100kX4 . 100kX2 CP501 CP512 TXD2 17 . . . . . C652 0.1u 16 EMG VOLTAGE PROTECTION D2 DA 3S 101F GND 0 1000p 33k C188 R180 C187 1000p 33k R179 . RLED 0.01u . 2 0 VC C 18 1Y1 2G 19 C613 BUS Buffer IC511 TC74VHCT244AFK 13.5V GND L2 1 2 1G 1A1 4 1A2 2Y4 3 8 1A4 2Y2 7 6 1A3 2Y3 5 16 1Y2 2A4 17 1 4 1 Y3 2 A3 15 11 1 2 1 Y4 2A2 13 2 A1 REV 2 Y1 9 0 R178 . 0 R177 . FWD . . 15 100 5.0V GND 220p GND 10 14 MBL BLED B D2 R12 220p 13 R26 4.7k B 30-2337-05 KEY BACKLIGHT SWITCH CONTROL D1 SURGE PROTECTION R41 11 4.62V C5 100kX4 CP508 . 100p MIC ME PTT GND SB R1 10p 0 R148 C157 1000p 100p C614 MIC GLED 4.82V DM MBL RLED 1.89V D7 HOOK BLC 100 10 C194 D104 H SB8 8 AS-E R142 0 100k R143 33k R157 C615 J1 SP+ L3 33p C193 R145 4p 12p 0 R154 0 R160 R159 0 100k R161 10 SP+ R25 3.3k B 30-2337-05 2.7k HOOK:4.96V PTT:4.62V SB:13.53V MBL:5.00V 7 L114 4 .7 k 150 R140 150 R139 4p D105 H SB8 8 AS-E 220 R176 . RN142S D114 100p 47p GLED . R2 4 3 . C616 C661 33M B-BUS 9 12 HOOK_RXD1 B-BUS 8 D9 B 30-2337-05 1000p SPSP+ MIC ME 100p SP- 3.77V D6 R23 SPSP+ MIC ME C617 7 12.93V 3.3k B 30-2337-05 B 30-2337-05 KTC4075E(Y,GR) R42 Q11 SP- R24 5.0V Q9 QST7 SP- SB 3.77V D8 D5 9.72V 47k C31 SPSP+ MIC ME 100p 0 0.1u GND 100p C618 SP+ SB R9 C343 D5-9 150 120 R136 R134 22n L118 22p C167 C191 C192 L111 R167 15k 470p . RN142S D112 RN142S EMG 470p C252 470p C2 9 9 13.9V 470p K K2 fL:2.71V 1.52V fC:6.25V 5.41V fH:9.36V 8.92V 100k . CN530 IC201 BD7542FVM SPSP+ B-BUS RKS151KJ C P515 100X2 ✽ L228 ✽ L210 0 10p 1SV278F 100p 2 6 C620 SDI0 R2 5 9 C2 9 5 ✽ C292 ✽ L216 C2 9 4 D2 0 6 100k R2 5 6 ✽ C296 C297 1 5V_TXD2 D112-114 Over DC Supply Protection THP2 Antenna Switch 5V_TXD2 . CN306 MIC ME B-BUS C161 C197 ✽ 470p 100p C173 240 C171 10k C172 470p -t C168 TH103 100k . . D107 RKP351KW-1P2 D113 ✽ C175 0 80ANT 100k R147 . DC Switch Q105 FK330301 (H/L Power) . 100p C156 R169 R183 39k R146 . R170 R141 33k R137 240 R168 470p C152 47u 25 100p ✽C 1 4 9 22p ✽C 1 4 4 47p ✽C 1 4 8 . 1k . BLED D103 R152 33k B-BUS B-BUS ✽C 183 ✽ C 184 . . ✽ C 180 . ✽ C179 L113 . L112 . C151 L110 L109 ✽C142 . . . . . . ✽C 150 1u R158 ✽R 2 9 2 R257 9.5T RFoUTPUT GATEBIAS DRAINBIAS 4 RFINPUT 2 L108 0 OP AMP(APC) MBL 470p Reverse Current Prevention 10k 470p C158 . . . . . . BLC D108,109 Over DC Supply Protection 100p Q8 KTC4075E(Y,GR) B30-2337-05 ANT . . . . 220 R181 R128 120k Gate Bias 12k C155 f1 f2 0V R : 0V T(45W):2.9V 2.7V T(30W):2.6V 2.3V T(5W):0.8V 0.8V R149 5 . 47k C169 1000p R187 . . MP /H_L 2p ✽ C290 R2 5 5 1SV278F R249 D204,206 RX BPF Tune C2 5 0 R2 4 2 . . 6 470p SDO0 LCDCS SCK0 G1 1 1u DC AMP(BPF) + - . 22k R155 . 100p L107 100p C134 4 GND C165 RB520SM-30 C289 R28 120 CN514 C621 5 /PTT R2 4 1 0.1u C240 470p 10k R133 3 . C239 16 C140 . . . R150 . 82k R135 . C154 ✽C 1 3 3 . 0.022u R131 7 CN2 0 6 C291 ✽ C2 5 6 ✽ L 2 1 5 0 f1:1.55V f2:1.53V R37 270 INT SP 4 6 5 . . + 18k 18k 470p ✽ C 2 6 3 R290 ✽ C 2 5 4 220 LCD BACKLIGHT SWITCH 3 R: 0V T:0.80V D2 0 4 + - 4 VSS 270k 7 . 3 - + - . 1000p 100k 100k R2 3 4 . 150C VDD 8 2 V+ 8 2 D104,105 TX Power Detection D106 DZ2J056(M) D109 7p D24 KEY BACKLIGHT . 10k 270k 1 oUT1 . 220k 180k 0 R2 1 0 . R230 R233 . 470p . Over Voltage Protection RB520SM-30 LNA Q202 NESG240034 47 C2 5 3 D201-203,205 RX BPF Tune R 1 3 8 10k 2.6V:25℃ CN203 R2 5 0 0 TH2 f1:4.75V f2:4.78V 100k L212 50R C246 470p ✽ L213 D2 0 5 R218 C251 Reverse Power SB R:0.0V T:7.8V +B 80T 50C ✽L 2 1 1 . C2 3 4 C233 f1:4.47V f2:4.77V R:0.0V T:1.6V 50C 470p . 1SV278F R2 1 7 100k . 10p ✽C 2 3 2 . K K2 fL:3.76V 2.86V fC:7.47V 6.66V fH:10.66V 10.17V . . R:0.0V T(45W/30W):0.0V T(5W)3.3V CN2 04 R29 270 0 B-BUS CN205 R2 4 7 100k R2 1 3 . . 470p C2 2 7 . 470p C228 1SV278F ✽C 2 2 6 D2 0 3 100k . . R2 1 6 1SV278F D2 0 2 . . . . . . . ✽ C230 ✽L209 ✽C224 ✽ L208 . . . R215 . 100k C223 470p 1SV278F . D2 0 1 . 470p R2 1 4 . C219 1 0 0 k . ✽ C231 R171 R:0.0V T:7.8V 1 100k R36 KEY BACKLIGHT SWITCH IC103 NJM12904RB1 . L117 D108 C216 R2 0 8 C210 0.01u RX 1st Mixer Q201 3SK318 . ✽C 2 2 5 ✽C222 ✽ C220 ✽ L 2 0 7 ✽ C218 ✽L 2 1 4 . . . C217 . ✽ C221 2p 470p ✽ L206 100k C2 1 5 100k R2 0 9 R2 0 7 470p C2 9 3 1k . C206 1.5p 4.7u . 100p ✽C 1 3 7 ✽C 1 3 5 470p K K2 R :0.0V 0.0V T(45W):2.5V 2.4V T(30W):2.2V 2.1V T(5W):1.5V 1.5V HSW 50CS /T_R . 3 100k 15k TH101 1 820 820 R125 47p C131 . . Over Voltage Protection D101 D Z 2 J0 5 6 (M ) 470p C118 . . 4.7u C108 25 . ✽ R130 . L116 100p 100 . C 125 470p R 120 . . . R121 ✽ C129 C127 . . . . 22p C128 ✽R185 ✽ C124 18n ✽ R184 R114 470 L102 15 470p C116 100p C117 470p C111 R113 680 C113 100p R112 R111 470p 22 C110 R110 2.7k ✽ R104 22n ✽R102 220 L101 R109 C107 470p 7p C103 0.01u C102 470p C80 470p 47k R60 470k R59 1k R70 ✽ C214 2p R2 4 5 68 C106 4 7 0 p R101 3.3k D16 R KS1 5 1 KJ C190 1k 39n R69 100 0.1u C88 C86 470p 100 R62 C82 470p ✽ C90 390 L27 R66 470p R67 R6 C87 220 10k C85 470p R64 27n L25 470p 470p C73 470p 1p ✽ C208 4.7k 470p C213 R2 0 5 12p 470p C2 0 9 R108 C83 C 57 470p 10p 6.8k R63 L29 C70 1u 25 L22 C65 1 0 u 10 4.7u 0.01u C204 C205 C211 ✽ C2 1 2 50R C202 L201 . . 47 L202 560n R2 0 1 C2 0 1 0 .0 1 u C2 0 3 0 .5 p 10p C357 22p C3 5 8 C3 6 3 . C177 8 VCC 1k . 0 .0 1 u 390k C369 C351 R:13.6V T:12.9V(45W) ✽ C145 . . D111 L407CDB D18 F or w ar d Pow er Y2 3 . 0 . D14 6 Y1 0.1u CF2 L72-1040-05 oUT I N R337 oUT 4 150C C136 80T ✽ D102 L407CDB (32dBm:Lo-Pow) L115 +B Transient Voltage limiter D110 470p . D21 F2 7 G2 C337 2.2k R378 3 I N- VDD 5 12 D110,111 Antenna Switch K2 R:0.0V T(45W):3.3V T(30W):2.9V T(5W):2.3V GND 4 . 220 5 2 6 3 22k ✽R55 ✽ L23 ✽ C72 D13 0.5p 1SV278F ✽C67 C63 R53 33k R48 4.7k C64 50CS 33A_2 470p 220 C3 6 8 R368 0.01u R3 8 1 33k R343 . ✽ L205 SideA R223 B-BUS K R:0.0V T(45W):3.1V T(30W):2.5 T(5W):2.1V 5 A2 IF_DET . R3 7 9 2 .2 u L307 2 VSS 680 L103 Ripple Filter Q4 2SC5383-T111 10k C3 4 4 0.01u R339 C3 4 1 R3 4 1 R358 R203 . 12 R123 D17 ✽ R2 50C . DC Switch(IGN) Q504 LTC014TEBFS8 CN303 390n 180n 0.01u L106 D13 F1 C OU PPLER 13dBm R122 18n 6p DC Switch(50C) Q106 EMD5 R204 150 C2 0 7 4 7 0 p . 10k 1 I N+ L203 270n L315 L 3 1 6 C360 1 K:4.2dBm K2:1.4dBm ✽R188 C119 MP R2 3 5 13 C3 6 6 R350 14 0 .1 u C340 10u 10 C339 10u 10 C3 3 8 C3 3 6 1M 1k R3 0 5 R3 3 8 16 R: 1.47V T: 0V . R3 9 0 R674 10k 12 3.30V DC AMP(RSSI) IC304 B U7 4 4 5 HFV 2.7k 15 150n 4 0 R344 17 L312 180 C350 11 2 R640 10 . R394 0.01u 0.01u C326 C342 1u C361 470p . . . BPF XF1 L71-0678-05 1st IF AMP Q305 2SC4215-F(Y) 100k . 18 R345 47p R3 5 1 9 . . R3 5 7 C335 0.1u 19 100k C348 8 20 1u 7 C334 0.1u 10p . 4 R642 6 COMPi 21 NAMPo AMIFdecp NAMPi FMIFi AGC FMIFdecp1 AGCAMPo FMIFdecp2 RFAGCo LIMo RSSIo QUADi AMSW FMDETo AMDETo R342 1 0 0 k C3 4 6 . . C332 0.1u C333 0.1u 0 . 5 AMIFi R56 ✽ L204 4.78V 0.93V 0.01u . 330 R332 0 0 0.01u R340 270k 0.1u . R326 CF1 R641 0 . . . . . 4 VCC C371 R 3 5 5 C 3 6 7 C345 0.1u . 0.1u C327 R323 . . 0.01u GND 23 COMPo 22 15k 0 C313 3 .3 k R3 1 6 . oUT 18k 0.1u 0 MTM981400BF Q503 IN 18k R308 R3 2 8 C307 R3 2 4 . R643 L72-1017-05 RFin 24 . 2 OSC<E> . C347 0 .1 u 0.1u . 47k 1 OSC<B> . C330 0 .1 u 10k . 1 Q8 R:4.71V T:4.73V ✽CN13 80T VCO_MOD ASTSW 150C TX Drive AMP Q102 2SC3357-A C104 3 B-BUS FM System 10 68p C325 . 220n ✽ C68 ✽ R57 6p C56 180n ✽ C61 180n C58 . 47k R31 470p 180k C39 33p R30 . . 100p 50R B-BUS 150C L310 R304 . 1k 4.54V IC303 TK10931VTL-G D16,17 T/R Switch R:4.02V T:4.05V CN304 4.71V 15n D17 RKS151KJ 2 6 10 150C C359 R3 2 9 0.64V . C78 L9 D12 D11 1SV282-F 1SV282-F L16 R54 33k 470k Speed up D14 DA2S101 1 u 25 0.01u 33p 100n 2 Tripler Q303 2SC5108(Y)F 56n 10p 150p L309 0.01u 0 100p C323 3 C317 560 330k 1 100p L 3 0 4 C324 R 3 1 5 C316 R306 C315 10p 0 .0 1 u L302 560n . IG N HR2 C309 GND C322 3.83V EM6M1 5 50R C30 1k CV 50R CN302 . 47k ✽ TH2 ASSIST R 2 6 5 C28 100p DC AMP(CV/Assist) 3.3V . . . 6.3 ✽R 9 0 ASSIST . D9 D10 1SV282-F 1SV282-F L15 ✽ L13 ✽ L11 C43 . C91 . 1u R52 . 6 C36 + - 4 VSS . 7 . Q416 2 S A 1 8 3 2 (G R)F R23 - + 3 6p ✽ R103 C109 6p L121 C89 L26 0.5p R:0.0V T:1.15V Q8,9 T/R VCO Switch R:3.3V Q9 T:0.0V S S M3 J1 5 FS 50CS 0.01u 100k TX Pre-Drive AMP Q101 2SC3356-A(R24) 0 VDD 8 2 10 C76 4 R49 . 1k R18 IC3 BD7542FVM 1 oUT1 R17 . . L19 C33 68k 100p R12 C21 . 47k . R:3.71V T:3.71V R50 FM Modulation 100k . 270k R433 R13 10k DDCLK R434 10k R432 . . Q415,416 DC/DC Converter CV . . 0 R440 0 18p 0 CN12 270 ✽ R1 CN11 2.07V D20 TX Power Module IC102 TH1 CN10 CN15 Q11 Q10 2SC5108(Y)F 2SC5108(Y)F C 8 1 C84 R61 R:1.04V T:1.04V 150k 7p 3p R:0.69V T:0.69V 6p 0 ✽R 8 5 R:4.41V T:4.41V R:0.0V T:3.9V C69 C 7 1 ✽ L17 D11,12 TX VCO Assist Tune VCO MOD C55 R28 10M TX VCO Q6 MCH3914(8)-H CN14 D16 R35 E23-1278-05 R87 47 R29 470p C41 L12 L41 R34 0.1u PLD SDO1 /PCS_RF P_SCK1 PLL_MOD . 180n . L14 DC Switch (Assist) Q1 LTC014EEBFS8 180n D8 1SV282-F D4 1 SV3 2 3 F ✽C12 10u 470p 10k R27 R33 . . 4.7k D2 DZ2J091(M) DC Switch (Assist) Q2 2SJ648-A . R25 100k . ✽C 5 4 D3 1SV323F C34 0.047u 20 . C32 R22 . 180 10u . . C29 0.15u 35 1k . 0 10X4 CP1 . 1u C466 1u C465 150C 20KHz 56n 5p C53 5p 5p C 48 C46 47 . . R16 . MUXout GND 25 24 MODin 23 22 10 R 15 0 7 NC OSCin OSC_AC_GND 8 . 9 10 11 OSCout CLOCK DATA VCC_digital CS 21 20 10p . . R 21 10 R 75 . R76 C8 470p C9 R73 . . C469 1u 10 0 19 C7 0.01u . C6 10p C5 10p VCC_OSC GND_OSC 12 100 R 71 100p C4 0.01u VoUT 3 C468 0.01u L7 TX VCO TX VCO Assist Tune ✽ C51 R35 Over Voltage Protection 100p 100p 100p 100p D9,10 RX VCO Assist Tune Q10,11 Buffer AMP C74 0.5p ✽ L21 TX VCO Frequency Control C26 100p ✽ C 5 9 ✽ L18 10 D12 33A_2 . Line Protection D601 DB2S310 D_RXD2 0.1u C23 R:1.26V T:0.0V ✽R 8 6 0 R84 TV1 DB2S310 1k R14 ✽ C66 . . R83 0 ✽R 8 2 R58 L40 0 47k RSSI DB2S310 D512 DB2S310 1k D512,513 Reverse Current Prevention R36 B-BUS . . CN720 L5 390 0 R3 3 6 D513 . . C22 . . . . .. . . . . 1k R638 . . . R24 . . . 0 R81 ✽ L24 RX VCO 10u 0 B-BUS R303 25 R637 100p . . . 1u C462 Q414 EMD9 SB 1000p RTS_FNC3 C25 R435 50R 0.022u DC Switch (Horn Alert) C632 . C20 100p C16 C17 C18 C19 . ACC DC Switch(150C) R307 F501 R661 C627 . 0 L6 RX VCO Assist Tune D7 1SV282-F ✽ C50 13.9V DB2S310 RX VCO Q5 MCH3914(8)-H DATAI 5 6 7 8 IC516 ADM202EARNZ 4 . R20 0 3 100p Fin 2 R10 VCC 1 10 3 MIXo 47k 5 Fin .. .. 1k R430 C643 1u 25 Y1 6 A2 5 3 13 9 4 14 10 5 15 1k 9.9V L3 LD/PS . R19 6 VCCcp . D409 D408 Q415 2SC4738(GR)F 100p 4.7k NC_6 . 0 0 FNC5 HR1 1 u 25 NC_5 18 R40 . CPout PLL System IC2 SKY72310-362 NC_4 RX VCO Frequency Control . . . R80 R:3.92V T:0.93V TV2 MRSW 100p 100 R666 R657 C2+ 4 C629 C1- 3 C630 V+ 2 1u G2 7 RXAF SMF ME R626 DC Switch(Horn Alert) Q502 LTC014TEBFS8 1 u 25 17 12n 0 . CN707 0.01u C6 2 6 VCC 8 TXD_FNC1 TXD0 100p C642 100k 4 GND 16 VCC V- 6 C628 C2- 5 1k NC_3 R431 DATO 470 R673 TXD0 CN705 100k 3 Y2 MIC 100p RXD R2IN 8 TXD 9.9V T2oUT 7 16 FIN ✽ R46 ✽ C49 L20 R41 C641 R672 100p 2 A1 12 8 FNC4 C644 C6 4 5 RTS0 SPSP+ C640 C1+ 1 1 G1 SPSP+ 100p 100 R429 470 50MC IC513 TC7 WT1 2 6 FU-F MIC ME R671 80C 7 2 SP2 100p R6 3 9 14 T1oUT Dual BUS Buffer(FNC3/FUNC1) MIC RX SEL FNC3 C660 13 R1IN 3 C786 6 1 11 C638 4 3 2 1 12 R1oUT 15 GND 1 J501 C306 0 0 R632 100k R635 R633 8 11 T1IN F34CNT 2 . 50MC . 16 10 T2IN . Dual BUS Buffer (FNC2/FUNC4) 4 . 1k 100k R622 R620 10k D504 100k VCC CoMMoN 9 R2oUT NC_2 15 3.3V D-Sub15 6 DB2S310 Reverse Current Provention R710 . 100p RS-232C Driver 100k INH A2 5 C624 R6 2 9 CH0 4 GND 0.01u RXD0 RXD0 56k 5 C777 VEE . Y1 6 100k C2 C463 100p 0 NC_1 14 R72 FIN 47p . 6 C637 5V_TXD2 VSS - 100p 0 R670 . + CH1 G2 7 33C R825 2 GND . VIN 4 50M . D408,409 DC/DC Converter FNC2 R506 . G_RXD2 7 D705,706 Line Protection VCC 8 3 Y2 R665 15 RXD2 + CTS0 /IGN 7 1 G1 2 A1 10 . . D706 EMZ6.8N 68k C771 - 3 8 C636 13 DI_MI2 IC514 TC7WH126FU-F 1200p 2 VDD 180p R705 1 GND . RXD_FNC2 R630 AFO R798 DI R797 R660 DATAI 33M D705 EMZ6.8N . 0 DEO_AFO DATAI 0.1u 56k 100 100 R6 3 1 R703 1u 10 82k . . . 100p R634 R6 2 1 C704 R801 . R669 C639 R658 0.01u 4.7u AVR(33C) IC409 NJM2878F4-33 1 CoNTRoL CN801 . 18p GPS ANT 27n . 1000p L802 C821 L2 VCO C31 FNC6 100p DATO 50M A . C635 12 14 50MC DATO R624 7 100p 470 . . . 4.7u . 3.3k R838 6 . R668 R663 . 0. 01u TH1 C1 . . 18p C823 C822 . . RN142S RN142S D802 . 0 50C GPS_ALM 0 G_RXD2 5V_TXD2 . . C N 804 C809 1000p R 8 0 2 1k GPSC 15 13 18p R843 0 . C3 13 C634 100 C6 3 3 100p C788 0 C623 0.01u 100X4 . MIC/RX Selector(BINT) IC713 TC7W53FK(F) R837 9 R662 11 R659 . DEO R796 100k . 20 19 /IGN . . RX SUM AMP/LPF(RX AF) IC711 BU7462NUX RX SUM 50R X1 L77-3073-05 . 0.01u C11 VCC GND2 oUTPUT SBC2 0 .0 1 u C646 SB R623 21 100p C775 . 39k 820p . C728 14 D801 . R799 MI2 . 17 . F1CNT F34CNT F2CNT 270 ✽ C47 0.01u FNC1 100 TV2 TV1 1 3 2 VIN7 GND RESET VoUT7 22 18 17 16 13 VIN8 20 23 . 8 33M . R842 R667 6 VIN2 LD VDD 4 5 6 DI VIN3 VIN6 14 VDAREF1 15 VDAREF2 . . 0.1u VIN1 24 18 5 56k 16 5 R664 0 VoUT8 12 VoUT6 5.6k R754 GND1 D801,802 Over DC Supply Protection 0 . VoUT1 . R783 . . L801 . . . 50MC C779 100p VREF C746 . R827 17 C824 D510 MC2850 . . D508 MC2850 D506 MC2850 . 1kX4 CP707 . 100kX4 CP706 10 IC712 R2A20178NP 10 VIN5 11 VoUT5 220k . 100k R749 C744 . . 0.22u ERTJ0EV104H TH701 R752 -t 390k R755 1u 1000p C740 470 C738 . 1u VoUT2 150k . . CP704 SP2 0 4.7u C780 . . 10 GPS Module . . C10 R839 D505-510 Line Protection . 19 R730 C733 100p 0.068u R728 120p C725 C808 47k . . D509 MC2850 . . D507 MC2850 . 100kX2 0 /IGN 56k . C776 . . 47k 18 CP705 D505 MC2850 Io0.5 . 50C C778 D/A Converter . . R743 4 VSS 2 . + + . R826 10k /DRST . 0.039u 0.01u 10k C773 . R724 . 27p LPF(APC/DMO) R776 . 7 VoUT3 8 VoUT4 9 VIN4 . SP2 33A_2 R786 VOICE . 6 5 . . IF_DET - IC702 BU7242NUX R779 C769 15k 7 + VSS . . R772 0.01u . + - . 4 8 0.1u 3 82k PLD BEEP . Noise AMP Q702 KTC4075E(Y,GR) 33A_2 C722 R706 . . 39k R720 VDD 2 C709 10k . IC705 BU7242NUX BRF/Buffer AMP(SQ) R 835 GPSDET 19 20 21 22 23 24 A8 0 1 . 11 . C719 330k 1 22k C707 R701 Noise Detector CN710 R750 1000p DEO Buff 680p . . ASQAPC C741 0.22u C712 . C732 . . . . 100p Q701 FK330301 47k 1000p R712 . . . 100p . . C708 C716 . CN701 . D702 1SS422 5 6 7 8 680p 47p . SQL Noise BW Switch C705 C729 R704 . . C702 1000p 33k . R708 HSW GPSC 15k RXC 1 . /T_R - MM MM2 - VDD C720 0.1u 33M . 10k GLED RLED 47 R738 . . 47p R739 DSW R742 100k C723 TXC R741 3.3k C739 . R722 330k ASQDET /SYMTIM . . . ASQ CLK . . 10k CP701 . R746 SDO0 SCK0 /EVCS MP DA2S101 D701 33A_2 W_/N /IGN /BINT G1 1 Io1.0 6 Io0.4 5 Io0.3 4 0.1u C 820 . 10u 1000p C 814 0.1u C 816 18p C 815 12 10 VSS 9 Io0.7 8 Io0.6 7 A1 2 8 VCC . 33C L1 TEMP Y2 3 7 G2 1 RESERVED1 GND4 2 SS_N VCC 3 TIMEPULSE V_BCKP 4 EXTINT0 RXD1 5 USB_DM TXD1 6 USB_DP SCL2 7 VDDUSB SDA2 8 RESERVED2 RESERVED3 9 VCC_RF CFG_GPS0/SCK 10 GND1 MISo/CFG_CoM1 11 RF_IN MoSI/CFG_CoM0 12 GND2 GND3 . I/O Expander IC515 PCA9535BS GND 4 6 Y1 . . . . 13 Io1.3 14 16 17 18 15 Io1.4 Io1.5 Io1.6 Io1.7 A0 Io0.0 1 Io1.2 10 R 844 33A L806 33GPS L805 F1CNT F2CNT F34CNT BLC . D . . 1000p 10u 2 4 A2 1000p . 0.1u C625 Leval Shift /INT15P J701 VDD 2 2 INT 2 3 A1 R636 470k Io1.1 Io0.2 21 Io0.1 B1 6 3 R628 6.8k R627 6.8k 19 SCL 2 0 SDA 2 EXT.SP 1000p C805 C811 1k /INT15P 0.1u 33A_2 3 B2 4 GND . . C826 0.1u . THP1 2.6V:25℃ DI . TEMP THP1 ASSIST RSSI MRSW GPS_ALM W_/N CV THP2 FWD REV DDCLK B-BUS oE2 7 . . I2CDT 0 R822 C802 . C784 DI Reverse Current Prevention B-BUS B-BUS VCC 8 2 A1 I2CCK A2 5 Q708 LTC014EEBFS8 0 33A 100kX4 THP1 THP1 B-BUS Dual BUS Buffer IC801 TC7WH126FU-F R561 CP703 . 0.01u IC512 TC7WBD125AFK F701 0.1u D . C622 1 oE1 . . Q708,709 AF Mute Switch BLED C 825 . 2.5A 0 1k Q709 SSM6N37FE 390 . . R813 R821 1000p 22k R814 . MBL 50C 4 VCC 3 OUT2 2 POWERGND 1 OUT1 330u 16 C804 C803 12k C810 330u 16 10 R810 C801 . . 5 A2 . . . 3.3k R824 . 3.3k R846 . 22k 0.1u C831 10u DC Bias R811 2.7V CN802 100kX2 POWER 3.3k 0.22u . PA . ✽R 7 8 1 . C749 . C747 220p . 10u C735 100k R756 /OVRB 100k 2.2k INAMT R847 3 100k . R751 EMG 100k C798 } 10k IC703 BU7462NUX MIC SUM AMP/ LPF(DI) . . . 100k . P_SCK1 R745 0.01u 47k C762 . . 47p R748 MKEYI R599 7 STB 4.7u P_P 47u 25 6 5 FILTER IN1 . . R820 1.44V 1.44V . C790 10u 10 . + 4 VSS 2 1u 12k 0.22u . . C796 R818 PAAF 10u 10 . . R816 1.44V 1.44V R819 C797 . . 2.2k 0.1u R845 100 MI2 . C830 1k 10u C791 MI1 R806 C829 . 1u { D19 R34 THP1 THP1 CN803 C 4 6 4 1u 33A_2 1k . R805 C813 4.7k C832 . . C833 12k MM + . 1 R803 . 5 6 7 8 VDD 0.1u C770 1000p C812 4.7k 10u 10 . . . 0.1u DC Bias C806 C743 5 R771 1000p . . 100k R804 R800 . C782 1k 12k . R823 BUCNT2 BUCNT1 MKEYO CP505 100 R833 . . 0 R785 68k R832 . R787 0.1u . . Q706 SSM3J15FS Mute(MI2) Q705 SSM3J15FS Mute(MI1) . . /PCS_RF ASTSW 9 PREGND 8 IN2 68k R831 . 4.7u C766 . C767 . . 27k . R834 22k 100p R770 . . . 68p C714 0 6 47k 7 + - VOICE ASQAPC BEEP DI MOD MIC . R778 C774 R773 VCO_MOD 470k R603 + 4 VSS . R716 100k /H_L SBC /SAVE 100kX4 . 8 . RXAF R583 R580 C765 . . 0.1u - 3 0.047u 47k VDD 2 C807 100k . . 22p D . C680 4.7u C752 . 0.1u C753 0.1u 33A_2 33A_2 0.01u C548 C701 680k MM2 SPAF D15 B-BUS ✽1 IC714 MIC SUM R769 1.8k R713 6800p . . . Q703 2SA1832(GR)F D704 DA3S101F R707 D11 B-BUS B-BUS Q703,704 MIC AGC . 330p 100k . 100k R711 VCO MOD/VREF IC701 BU7462NUX D CP506 R584 R777 10k (VREF) 1.65V C718 0.1u 1 . Q501 FK330301 D R581 5.6k . . MOD SMF R709 . C734 . DC Switch(System) . 4700p . MOD R702 2.2k C711 . 1M 100k D R606 R504 C558 100p C563 IFADCP IFADCN D1 IFVR E3 FCDADC E2 ADC2 D2 ADC3 G1 G2 IFR DAC0 SQDAC ADC0 F2 F1 E1 TEST3 R5 7 2 V3 BooT C2 0 /DRST 0.01u . C706 . Q704 2SC4738(GR)F . 4 RXAF BLVL /PCS 3.3V . D703,704 AF Detector D703 DA3S101F R775 . . . .. . DGND1 E10 C565 0.1u DVDIo7 L5 C566 0.1u DVDIo6 P6 C567 0.1u DVDIo5 P11 C568 0.1u DVDIo4 L14 C569 0.01u DVDIo3 H14 C570 1u DVDIo2 E13 DVDIo1 E7 C572 0.1u DVDD10 M5 C573 0.1u DVDD9 N5 C574 0.1u DVDD8 P9 C575 0.1u DVDD7 P10 C576 0.1u DVDD6 N14 C577 0.01u DVDD5 M14 C578 1u DVDD4 G14 DVDD3 F14 D DVDD2 L510 E9 DVDD1 E8 GPIo11 B5 GPIo10 C6 GPIo9 B6 GPIo8 A6 GPIo7 U8 GPIo6 R8 GPIo5 R7 GPIo4 T7 GPIo3 V10 GPIo2 U9 GPIo1 V9 GPIo0 T9 SIMRST C11 SIMCK D12 SIMDT C12 SYMTIM R5 FSDET FSDET R6 TXRVE R2 TRAMP P3 TMoD P2 PSTPA M4 PSTIF R1 PSTPLL N3 RXRVE N2 RXSLT P1 PSRRF L4 PSRIF M2 PSRPLL M3 /DWUP RSSIT N1 /DINT VFRM D8 VoINT D7 M_MODEL C579 0.01u MCo2 C7 PCB_VER C580 0.01u MCCS2 D10 D MCCK2 C8 DSP_ST MCCR1 D9 /MCCSXCN MCCX1 B7 HOST_RDY MCo1 C9 MCDICN MCI1 B8 MCSCKCN MCCK1 A7 /MCCSAF MCCS0 B10 MCDOAF MCo0 B9 MCDIAF MCI0 D11 MCSCKAF MCCK0 A8 AGCDAC R3 100kX2 P12 P13 K14 DGND4 J 14 DGND7 DGND8 DGND6 DGND9 DGND10 DGND11 DGND12 D3 U 16 C 17 T2 C4 A5 B3 P7 P8 DGND13 DGND15 DGND14 E4 AVCC1 AVCC2 G4 AVCC4 F4 NC36 V16 AVCC5 DGND3 E12 DGND2 E11 C560 3p D 0 C758 C312 0.01u . 3 470k C547 100p C546 0.01u R566 L508 D 0 1u R571 0.01u C553 0.1u C552 0.1u C551 M1 L3 K4 T3 AVCC6 H4 NC35 AVCC8 NC34 AVCC9 AGND2 AVCC10 AGND3 AGND4 D oUTY 4 AND Gate 0.1u 10 10u D RST SCK1 RST /PTT I2CCK I2CDT /RST C555 D /EVCS VoUT 1 /PCS 0 R569 3 GND oUTY 4 5 3.3k SDO0 VDD CN523 0.1u C559 . 0.01u 10u CN507 CN509 VCC 2 INA AND Gate D IC301 TC7SH08FU-F . K3 MICADC0 MoDDAC DI L2 MICADC1 T10 KEYI0 R9 KEYI1 V11 KEYI2 U10 KEYI3 T11 KEYI4 V12 KEYo0 U11 KEYo1 T12 KEYo2 V13 KEYo3 U12 KEYo4 R4 PWM1 P4 R550 V8 PWM2 TI 100k R10 A-TDI R12 T D I A-TMS R11 TMS A-TDO T13 T D o A-TCK U14 T C K A-/TRST U13 TRST A-RTCK H17 R T C K BSCAN0 E16 BSCAN1 P18 RST R17 /FRST RSTo G18 NC TEST0 L17 NC TEST1 N16 NC TEST2 L15 NC ADC8 J2 ADC9 J3 K1 MICVR K2 SPDAC NC 0.1u C545 0.01u R546 SUB 2 AGND5 AGND6 AGND7 NC1 AGND8 NC2 NC3 AGND9 NC4 NC5 NC6 NC7 NC8 NC9 NC10 NC11 NC12 NC13 NC14 NC16 NC17 NC18 NC19 NC20 NC21 NC22 NC23 NC24 NC25 NC26 NC27 NC28 NC29 IFIR D5 NC30 NC15 ADC7 J1 IC507 BU7317GUKW1 3.9k SDI0 CT 3 DGND5 470k R560 0.1u J4 F3 T1 N4 T17 T16 R 13 F15 C 18 C 16 D6 D4 B16 C5 C3 A3 V2 V1 U2 U1 V18 V17 U 18 U 17 B18 B17 A18 A17 B2 B1 A2 A1 E6 L1 K5 J5 H5 G5 F5 E5 C549 U3 IC507 C544 R554 GND 33A_2 1000p ASIC 10k R559 SCK0 5 0 C537 ADC1 /WP Reset IC5 0 4 B D5 3 2 9 FV E 4 L505 ASIC CN428 DGND 5 MIC D R568 1 INB 1k 0.1u R687 A[4] D[4] D CN426 CN427 A[7] 33M A4 B4 D[0] 2700p A13 A14 /WR L504 E1 VCC2 DQ0 B6 A7 B5 C535 A12 D[5] 4.7k 4.7k SDO1 0.1u 0.1u C525 0.1u C523 C520 0.1u C519 A11 NC1 C3 DQ5 C1 10k R552 R553 C532 A[14] H6 A10 A[5] 10k R685 D D[1] DQ1 C6 A5 C4 B 1 DQ 4 A[2] B 2 A2 B3 WE A[13] H5 SRAM IC5 0 3 VCC1 D6 VSS1 D1 470k A[12] H4 A9 A 3 CE 2 A[3] A 4 A3 A[6] A 5 A6 A[8] A 6 A8 A[11] H3 NC3 F 4 NC NC2 F 3 NC D[6] DQ6 F 1 VSS2 E 6 D[7] DQ7 G 1 D[2] DQ2 F 6 0.1u C518 0.1u /CS2 CE G 3 oE G 2 H1 A[10] H2 A1 A[9] DQ3 A0 G6 /HDS2 DGND H3 /HRDY ADC6 /CS0 H2 /CS2 ADC5 0.1u ADC4 /CS3 H1 INAMT SPCS12 PA 0.1u C531 LCDCS CVDD_9 J11 CVDD_8 J10 CVDD_7 J5 CVDD_6 CVDD_5 G1 /RD SPCS11 L1 /WR SPCS10 C530 0.1u T5 CVDD_10 D[15] G3 D[14] FLDM U6 D[13] C529 SPo1 0.1u CVDD_13 M11 CVDD_12 M4 CVDD_11 L14 SPI1 D[12] SPCK1 D[11] C528 T8 D[10] V7 D[9] V6 D[8] U7 D[7] SPCS02 D[6] 0.1u 0.1u C534 C526 D[5] SPCS01 D[4] 0.1u SPCS00 D[3] C527 SPo0 D[2] T4 D[1] T6 D[0] V5 A[20] CP510 100kX2 U4 A[19] 100kX2 SPI0 A[18] U5 A[17] SPCK0 A[16] 10k SDT 0.1u CP502 0 A[15] R549 VC 1 C543 Buffer AMP(Clock) 3 GND R567 VCC . V4 A[14] C536 R536 15M 33M 33A 33M ASQDET 33A_2 C541 4 D VCC 2 INA SCK1 .. .. .. . A9 RXD3 SCK FSDET 100kX4 C10 CVDD_1 B2 CVDD_2 B7 CVDD_3 B8 CVDD_4 DVDD_16 A6 DVDD_15 P14 DVDD_14 DVDD_12 DVDD_13 P8 P13 N13 DVDD_11 N6 DVDD_10 M12 A[13] 32I D A12 DSPCK GPSDET B11 CKo A11 USRCKI H18 ADD0 J18 ADD1 K18 ADD2 L18 ADD3 M18 ADD4 N18 ADD5 J17 ADD6 K17 ADD7 M17 ADD8 N17 ADD9 P17 ADD10 K16 ADD11 L16 ADD12 M16 ADD13 P16 ADD14 J15 ADD15 K15 ADD16 M15 ADD17 N15 ADD18 P15 ADD19 J16 ADD20 H15 CN504 ADD21 G17 DT0 H16 DT1 G15 DT2 F18 DT3 F17 DT4 G16 DT5 E18 DT6 E17 DT7 F16 DT8 D18 DT9 D17 DT10 B15 DT11 D16 DT12 C15 DT13 D15 DT14 E15 DT15 A15 WRITE A16 READ B14 BHE C14 BLE A13 CN425 CS4 D13 CS3 C13 CS2 B13 CS1 A14 CS0 B12 HRADY D14 HDS2 R18 TXD0 TXD0 T18 RXD0 RXD0 R16 RTS0 RTS0 R15 CTS0 CTS0 U15 TXD1 TXD1 HOOK_RXD1 T15 RXD1 TXD2 V15 TXD2 RXD2 V14 RXD2 T14 R611 TXD3 C10 A[12] C524 1u A15 A[1] A 2 A[15] G5 A16 A[0] A 1 A[16] G4 R525 A12 B6 A[12] A[8] 0 B5 A8 RESET R516 B4 /FRST A[15] A15 D6 A[11] A11 D5 A[19] A19 D4 A[20] A20 D3 A[5] A5 D2 A[1] A1 D1 A[14] A14 C6 A[10] A10 C5 A21 C4 A[18] A18 C3 A[6] A6 C2 A[2] A2 C1 /RD C516 0.1u C514 D[3] A0 E1 DQ2 E3 DQ0 E2 DQ7 E5 DQ5 E4 WP/ACC A4 A17 B3 B2 A[17] B1 A[4] A6 A[13] A5 A9 WE A13 DQ6 A1 1 GND 2 0.01u GPSDET R14 R532 NC_2 E10 TIN/ToUT0 B4 NC_1 C3 X1 F1 NC CLKoUT F5 0 A[10] XTALI XTALo MICIR DGND 100p R531 100k C521 0.1u C522 TDo K13 D-TDI TDI K14 D-/TRST TRST J12 D-TCK TCK J13 D-TMS TMS J14 INT3 F14 INT4 F12 RESET H12 D-EMU0 EMU0 K11 D-EMU1 EMU1/oFF K12 D-TDO DVDD_9 DVDD_7 DVDD_8 J2 K10 H10 DVDD_6 H2 DVDD_5 DVDD_4 E6 F13 DVDD_3 E3 DVDD_2 DVDD_1 AVSS_2 A4 A8 0.1u C512 D[0] D[2] D[5] D[7] 0.1u C510 /CS0 CE F1 A16 E6 DQ4 A3 100k R:3.3V T:0.0V A[9] A[11] DP D4 PU C1 D9 AVSS_1 USBPLLVSS ADVSS B14 E12 C13 G12 VSS_26 VSS_25 P2 VSS_23 VSS_22 VSS_24 P1 N14 N10 VSS_21 N9 VSS_19 VSS_18 VSS_20 N2 N1 M13 M5 VSS_17 VSS_16 VSS_15 K5 K4 M3 VSS_14 VSS_12 VSS_13 D[8] D[10] DQ3 RY/BY 1u C509 R503 DQ10 F3 DQ8 F2 DQ1 VSS2 15k /DRST R524 0.1u C515 INT1 G13 INT2 G10 100k DR2 A10 INT0 G14 DX2 A11 CLKR2 A9 FSR2 C9 R521 100k R522 CLKX2 B10 FSX2 D10 0 FSR1 A7 DR1 D8 0 R517 0 100 R518 0 FSX1 E8 DX1 E9 R519 CLKR1 D7 DR0 D6 R515 CLKX1 C8 DX0 E7 R513 CLKR0 B5 0 FSR0 A5 HR/W G4 CLKX0 C6 FSX0 B6 R557 /DINT /DWUP /SYMTIM MCDOAF /MCCSAF MCDIAF MCSCKAF 100 DSP_ST 100k R512 /WR /HINT 100 R510 100 R511 R509 A[20] /HRDY 100 R508 HCNTL0 J1 HRDY H1 HINIT G2 HCS K3 HBE1 K2 HBE0 J4 VSS1 A4 H6 Flash Memory IC501 A[9] H5 2 3 oUTPUT LCD BACKLIGHT C1 0.01u D H4 DQ13 DQ15 INHN 1 INB C542 LCD D11-21,24 B-BUS IC508 TC7SH08FU-F X501 L77-3015-05 R2 NO 0 100p D 0 C647 100X2 33M 0 0 R678 Q408 EM D 5 H3 VCC /WP 0.1u R679 3.3V . H1 DQ11 D PLL_MOD C648 1u C460 C5 0 8 D[6] SBC2 0 . . D[3] 50CS DSW 0 R681 0 D[1] 50CS RXC TXC /BINT GPSC 0 R677 50CS(SAVE) R680 G6 H2 D[4] /SAVE R682 . . . D[13] D[15] R:4.75V T:0.0V 100p 0.1u C476 . R683 . /OVRB SBC BLVL 0.01u . . G4 G5 50R . 2.2u DC Switch(50R) C441 VoUT 0.1u C439 50R 4.89V C649 D[11] L501 50C Q417 EMD5 DGND DQ9 A2 33M G3 /WR D[9] A3 G2 R:3.3V T:0.0V oE A7 G1 50C . NC F6 DQ14 F5 DQ12 F4 2.7k 5.0V DC Switch(50CS) Digital GND C7 80T DSW A[7] CP503 SCL H14 SDA H13 DN D3 A[16] A[0] A[7] . /RD C458 . 0.1u C411 DC Switch (80ANT) Q402 2 SA1 9 5 5 A-F . DC Switch(80ANT) Q412 LTC014EEBFS8 R441 A[6] 33MDSP D 80ANT . . DC Switch(80ANT) Q405 LTC014EEBFS8 R:0.0V T:3.3V A[5] A[8] CVDD_15 N8 CVDD_14 N7 R:0.0V T:7.8V 100p 0.1u R419 . . 1 NC VIN 3 CE 2 VSS 1u C475 0.1u C432 . . 3.30V 10k C477 R414 0.1u C440 . . . 4 100p C423 4.7k D403,404 Reverse Current Prevention . AVR(50C) IC404 XC6209B502P-G R407 4.7k 100 MCSCKCN MCDICN 10u 80T . DC Switch(80T) Q411 LTC014EEBFS8 A[4] 15MDSP 5 R409 100k 100p . . C424 1.7V R421 R:0.0V T:7.8V 2.7k DC Switch(SB) DC Switch (Over DC Supply Protection) . F503 680k R408 DA2S101 D404 . . Q418 LTC014EEBFS8 80T 250mA 10u C507 80C 2 . . 10k R406 C4 7 1 100p R402 10k RB520SM-30 0.01u C409 D401 DZ2 J1 8 0 ( M ) . D 403 LTC014EEBFS8 Q401 0.01u C405 Over DC Supply Protection0 4 .7 u DC Switch(SB) OUT 47u 25 IN 10k 1 R415 4 C506 CN414 . DC Switch(80T) Q404 2 SA1 9 5 5 A-F 7.9V 4.7u C438 5 C437 6 GND 7 2 3 1 3 AVR(80C) IC1 TA7808F-NQ C430 100p C413 R:6.77V T:6.5V ∼6.7V R405 10k 470 R401 8 CN540 ADVDD F10 USBVDD D2 USBPLLVDD G11 F4 10u A[3] /MCCSXCN CP504 RDVDD_1 A13 AVDD C14 F11 C505 SB A[2] R541 RCVDD_4 C12 RDVDD_3 A14 RDVDD_2 B13 VSS_11 3.32V Q403 MTM981400BF /HINT A[0] A[1] AIN[1] D13 AIN[0] D14 VSS_10 0.01u C455 C453 0.1u A10 CN503 AIN[3] E11 AIN[2] D12 VSS_9 3 C504 IC407 NJM2878F4-33 2 GND SB 33GPS 3.32V VoUT VIN 1 CoNTRoL 1u R439 470k . SBC2 R:13.6V T(45W):13.1V T(5W):13.0V C443 4.43V 0.01u 4 10 C417 100p 33M 33GPS 22 NC B4 XF E14 GPIo0 F3 GPIo1 E1 DSP E13 D R556 A4 HOST_RDY IC502 D[12] XC6205B152P-G CN502 CLKoUT RTCINX2 B12 RTCINX1 A12 VSS_8 CN417 10u GPIo12 M1 GPIo13 M2 D[14] IC408 C533 33MDSP GPIo10 H5 GPIo11 J3 E5 0.01u 2.2u C456 C454 0.1u 15MDSP GPIo8 G5 GPIo9 H4 E4 VoUT 5 2 1 NC VSS VIN 4 CE 1u C447 3 0.01u C445 AVR(15M) C503 XT 3 D GPIo4 A3 D11 0.1u 1.5V VSS 6 XTN 1k GPIo5 D5 GPIo6 C4 GPIo7 D1 A[3] 470k 1u 1u R422 C461 R428 1k C502 CN418 AVR(33GPS) R438 IC402 XC6118C23CMR 3.26V CN419 15M 10 R:4.59V T:3.45V C442 . Q410 2SA1955A-F DC Switch(50MC) CP514 100kX2 CP513 100kX4 GPIo2 E2 GPIo3 B3 VSS_7 100k R417 C428 3 0.1u VIN . R403 . 270k 100k C472 1000p R404 4.7k Q407 F K3 3 0 3 0 1 DC Switch(50MC) 4.99V R413 Voltage Detector(BINT) . . 10k 50MC R424 50MC SBC2 10 0.1u SBC2 F502 R412 C501 3.3V 33A_2 R423 VSS 2 V oU T 1 1 DC Switch (33A_2) 2.3V D[12] M14 D[11] N12 D[12] D[10] P12 D[11] D[9] L10 D[10] D[8] N11 D[9] D[7] P11 D[8] D[6] M10 D[7] D[5] P10 D[6] D[5] D[4] L9 D[3] M9 D[4] D[2] P9 D[3] D[1] K8 D[2] D[1] D[0] L8 D[0] G3 A[20] H3 A[19] K1 A[18] P5 A[17] P7 A[16] M8 A[15] K9 A[14] A[13] N3 A[13] A[12] P3 A[12] A[11] L4 A[11] A[10] N4 A[10] A[9] P4 A[9] A[8] L5 A[8] A[7] N5 A[7] A[6] L6 A[6] A[5] M6 A[5] A[4] P6 A[4] A[3] K6 A[3] A[2] K7 A[2] A[1] M7 A[1] A[0] L7 A[0] NC H11 A’[0] R501 F2 X2/CLKIN 22 A2 VSS_1 B1 VSS_2 B9 VSS_3 B11 VSS_4 C2 VSS_5 C5 VSS_6 EM 6 M 1 2.5A 5 CD 2 6 D[14] FSX0 CLKX0 R555 D[13] 33A_2 3 5 3.31V 47k D[13] L11 33A Q409 4 IC406 XC6209B332M-G . 4 VSEN CN421 D[15] C11 0 C448 0.01u C436 2 3 CE 4 NC R418 0.01u C449 2.2u VSS 1 2.2u 0.01u C416 IC401 XC6209B332M-G R411 C435 0.01u C420 CE 3 4.7 D405 DB2S310 C425 1u 25 C408 VSS 2 NC 4 VIN 5 VoUT R410 1 VIN VoUT 5 0.01u C410 2.2u 16 Discharge 4.98V HDS2 L2 HDS1 L3 D[14] L12 AVR(33M) /HDS2 /RD /CS3 33M . D[15] L13 AVR(33A) 3.27V 0 R505 15M 120k C457 50M 33MDSP CN541 CN542 100p 15MDSP 10u C452 18k 22uH FSX0 CLKX0 18.423MHz 4 Q 5 VDD 22 L506 R526 3.3V SM5023CNDH-G DGND 22k R427 R426 R425 0.01u L405 (MCLK) 18.432MHz IC506 100k 50M 4.7u 16 C434 DC/DC Converter 10u C451 BooST 1 D406 4.7u 25 C433 5.02V D407 R B5 2 0 SM -3 0 GND 2 SW 4.7u 25 6 FB 3 VIN C446 5A . L404 SHDN D-BUS C-BUS R558 CN422 DC/DC Converter(50M) D B2 2 3 0 6 C450 100p F401 . C431 C 401 470u 25 470p C 403 . . . D 411 D S A 3A 1 D 410 . 470p C427 C429 0.047u C422 . . . 5 Reverse Current Prevention Surge Protection 4 CP507 100kX4 CLKX0 X2/CLKIN A-BUS D-BUS C-BUS B-BUS B-BUS -t 1000p -B +B CLKX0 X2/CLKIN A-BUS B-BUS C183 C184 C197 R1 X57-824X-XX 0 7p 0-10,0-11 NX-820H(G)/820H K 6.0p NO 8p 0-12,0-13 NX-820H(G)/820H K2 NO 7p NO C124 C129 C133 C135 C137 C142 C144 C145 C148 C149 C150 C175 C179 C180 C254 C255 C256 C263 C290 C292 C296 X57-824X-XX D102 L210 L213 L215 L228 R102 R103 R104 R130 R184 R185 R188 R291 R292 CN13 0-10,0-11 NX-820H(G)/820H K 6p 6p 2p 3p 5p 5p 2p 22p 7p 2p 10p 100p E23-1278-05 68n 18n 27n 18n 470 12 470 NO 820 820 5.6 0 0 NO NO 22p NO NO NO NO NO NO NO 7p 220p 470p 100p 470p 100p 0.1u 100p 470p 1u 6p DA3S101F 82n 22n 33n 2.7n 220 22 220 15K 470 470 12 NO 4p 8p 18p 0-12,0-13 NX-820H(G)/820H K2 7p NO 6p NO NO 18p 10p 3p 4p -t 13.6V BATTERY 22ZR -10D +B L503 DC/DC Converter(50M) IC405 LT1616ES6-PBF 33MDSP R:13.6V T(45W):13.0V C N 423 B-BUS C12 C47 C49 C50 C51 C54 C59 C61 C66 C67 C68 C72 C90 C208 C212 C214 C218 C220 C221 C222 C224 C225 C226 C230 C231 C232 L11 L13 L17 L18 L21 L23 L24 L204 L205 L206 L207 L208 L209 L211 L214 R46 R55 R57 R82 R85 R86 R90 TH2 X57-824X-XX 5p 3p 18p 270p 470p 5p 20p 0.5p 6p 4p 3p 5p 7p 4p 8p 7p 6p 12p 4p 2p 13p 8p 4p 8p 8p 5p 180n 180n L34-4607-15 L34-4608-15 180n 180n 180n 15n 15n 39n 27n 27n 27n 27n 18n 68 150 150 0 0 0 1M ERTJOEV104H 0-10,0-11 NX-820H(G)/820H K NO 0-12,0-13 NX-820H(G)/820H K2 7p 4p 10p 150p 270p 8p 24p NO 7p 5p 6p 4p 10p 6p 12p 8p 5p 15p 8p 10p 15p 4p 5p 10p 5p 9p 220n 220n L34-4608-15 L34-4609-15 220n 220n 220n 18n 18n 47n 33n 33n 33n 33n 22n 33 180 180 NO NO NO NO CN801 C809 C814 C815 C816 C820 C821 C822 C823 C824 C825 C826 D801 D802 L801 L802 L805 L806 R561 R802 R835 R839 R842 R843 R844 IC801 YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO - CLKX0 A-BUS D-BUS C-BUS FSX0 B-BUS A801 YES NO + PLL_MOD X2/CLKIN FSX0 X57-823X-XX 0-10 ,0-12 NX-820H(G) K,K2 0-11 ,0-13 NX-820H K,K2 -t FSX0 ✽1 R781 X57-824X-XX 0 0-10,0-11 NX-820H(G)/820H K 0-12,0-13 NX-820H(G)/820H K2 NO 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 TX-RX UNIT(X57-8240-1X) Q4 2SC5383-T111 D14 DA2S101 33M 33A 15M IC502 ROM Q11 2SC5108(Y)F 33C X1 50C 16.8MHz Loop Filter TCXO 33C SRAM VCO PLL SD01 VCO MOD 150C /DRST,/HDS2,/HRDY, /SYMTIM,/DINT,FSDET, /HINT,/DWUP /PCS_DSP IC508 TC7SH08FU-F ASSIST /PCS_RF CN514 30pin Disply Board IC3(2/2) BD7542FVM PSCK_DSP IC301 TC7SH08FU-F IC504 BD5329FVE RESET BPF IF_DET IC511 TC74VHCT244AFK LCDCL,LCDCE,LCDDI 150C TV1 IC201(1/2) BD7542FVM D201,202 D203,205 1SV278F LCDDO D204,206 1SV278F Q201 3SK318 TUNE XF1 49.95MHz Q202 NESG240034 1st IF AMP MCF BPF MIX BPF LNA L207,208 L209,211 L215,216 IC304 BU7445HFV RSSI REV IC201(2/2) BD7542FVM 33A_2 SCKO,LCDCS,SDDO For DET Rev DET DC SW Q105 FK330301 TUNE IF IC IC303 TK10931VTL-G D105 HSM88AS-E FWD /H_L 50R Q305 2SC4215-F(Y) BPF D104 HSM88AS-E MP TV2 CF2 450kHz RLED,GLED +B CPL IC103 NJM12904RB1 CF1 450kHz BPF 80T ANT LPF APC 33M 50R 80T ANT SW FINAL AMP 80T BPF POWER,EMG DRIVE AMP LPF Q303 2SC5108(Y)F X3 Pre DRIVE AMP IC102 D110,111 L407CDB RA60H40471101 D107 RKP351KW-1P2 HSW ASTSW Fin TX:450 - 520MHz(K) 400 - 470MHz(K2) RX:400.05 - 470.05MHz(K) 350.05 - 420.05MHz(K2) A0-20,D0-15,/WR,/RD /CS0,/CS2,/CS3 50C 50C P_SCK1 50C ME Q106 EMD5 DC SW SCK1 MCDIAF,/MCSCKAF,/MCCSAF, MCDOAF,MCDICN,/MCCSXCN, HOST_RDY,DSP_ST,MCSCKCN MIC 50CS Q1: LTC014EEBFS8 DC SW Q2: 2SJ648-A D2: DZ2J091(M) 50C /PCS T/R SW BUFF Q5,6 MCH3914(7)-H D3,4 1SV325F D7,8,9,10,11,12 1SV282-F D13 1SV278F CV PLL MOD BUFF Q102 2SC3357-A Q101 2SC3356-A D16,17 RKS151KJ*2 Q10 2SC5108(Y)F IC3(1/2) BD7542FVM 15M PLD SB TX: 450 - 520MHz(K) 400 - 470MHz(K2) /T_R IC2 SKY72310-362 33M DSP Flash T/R SW 33M IC503 IC501 33M 18.432MHz BSHIFT 33M /PCS_DSP PSCK_DSP PLL MOD 450-520 MHz(K) 400-470 MHz(K2) Q8 EM6M1 Q9 SSM3J15FS 80ANT VCTCXO BUFF Lippple Filter 50CS 1st Local:400.05 - 470.05MHz(K) 1st Local:350.05 - 420.05MHz(K2) IC506 SM5023CNDH-G GATE BIAS X501 L77-3015-05 50R 33M 50R SDIO 33A BUCNT2 33M IC716(2/2) TC7WH126FU-F IC509(2/2) TC7WH126FU-F HOOK_RXD1 HOOK IC509(1/2) TC7WH126FU-F 50C MKEY 33M PTT D512 DB2S310 TXD1 ASIC D511 DB2S310 RXD1 5V_TXD2 MKEYI 50C IC716(1/2) TC7WH126FU-F MKEYI /PTT IC507 A801 W02-3768-05 GPS_ALM MKEYO BUCNT1 MKEYO IC801 33GPS 33A TC7WH126FU-F GPSC HOOK_RXD1 G_RXD2 GPS 1575.42MHz D513 DB2S310 RXD2 TXD1 D_RXD2 GPS_ALM GPSC (Only GPS Model) +B DCin TXC,RXC,/T_R,/H_L,HSW,DSW, MBL,BLC,BLED CV,THP1,THP2,FWD,REV, F401 F53-0328-05 DDCLK,ASSIST,ASTSW,SBC DI,FLDM,TEMP,/OVRB, SP+ DC SW Q403 MTM981400BF SBC2 SB /WP,BLVL,MRSW,/INT15P,/EVCS,/BINT Ext SP JACK J701 D703,704 DA3S101F Q703 2SA1832(GR)F Q704 2SC4738(GR)F SP J501 D-sub 15pin LEVEL SHIFT SCL,SDA SUM IC703(2/2) BU7462NUX I2CCK,I2CDT 3.3V/5.0V HR1 DC SW HORN I/O Expander Q415: 2SC4738(GR)F Q416: 2SA1832(GR)F MOD F1CNT 5V_TXD2 F2CNT F34CONT IC701(1/2) BU7462NUX TXD2 5V_TXD2 VCO_MOD 50C /IGN 5V_TXD2 50R IC702(1/2) IC712(3/8) BU7242NUX R2A20178NP DAC BUFF IC511 TC74VHCT244AFK ASQAPC 50CS F1CNT IC513 TC7WH126FU-F D_RXD2 FNC1,FNC3 FNC1,FNC2,FNC3,FNC4 MP /EVCS,SCKO,SDOO LPF IC702(2/2) BU7242NUX TXDO,RTSO IC712(7/8) R2A20178NP 33M 3V AVR IC401 XC6209B332M-G DC SW Q408 EMD5 /SAVE 33C 3V AVR SB 50M 33M 50MC F34CONT W_/N RS-232C Driver DATAI(DI_MI2) BPF IC705(1/2) BU7242NUX DETO(DEO_AFO) FNC2,FNC4 33GPS /EVCS,SCKO,SDOO IC514 TC7WH126FU-F F2CNT /IGN SB AF AMP SP MM,MM2,/FRST,INAMT,PA, PAAF IC714 LA4600 BEEP VOICE SUM BUCNT1,BUCNT2,/SAVE,BSCAN INAMT IC711(1/2) BU7462NUX IC712(5/8) R2A20178NP DAC RXAF2 LPF IC711(2/2) /EVCS,SCKO,SDOO BU7462NUX IC712(8/8) R2A20178NP DAC DC SW Q709 SSM6N37FE IC713 TC7W53FK(F) 33A_2 SPAF PAAF MIC2 MRSW IC712(6/8) R2A20178NP DAC /EVCS,SCKO,SDOO 3V AVR IC407 NJM2878F4-33 GPSC 3V AVR IC406 XC6209B332M-G /EVCS,SCKO,SDOO PA IC409 NJM2878F4-33 SBC2 33A ASQDET RXAF SPAF SP2 Q702 KTC4075E(Y,GR) DET IC705(2/2) BU7242NUX PLD DC SW Q409 EM6M1 SBC2 15M Q504 LTC014TEBFS8 IGN RXDO,CTSO SW Q701 FK330301 BUFF DEO_AFO F502 D401 DZ2J180(M) /OVRB 50MC IC516 ADM202EARNZ DC SW Q410 2SA1955A-F SBC2 50MC DC SW Q417 EMD5 RXC DEO_AFO DAC DCDC Converter IC405 LT1616ES6-PBF 50M 5V AVR IC404 XC6209B502P-G 50C LPF DCDC Converter DDCLK 33A_2 MM Q503 MTM981400BF HR2 150C Q705 SSM3J15FS Detect IC402 XC6118C23CMR /BINT Q404 2SA1955A-F TXC DI_MI2 MI1(MIC) MUTE 8V AVR IC1 TA7808F-NQ DC SW 80T MI2 MUTE MIC Q502 LTC014TEBFS8 LPF IC512 TC7WBD125AFK 80C Q402 2SA1955A-F DSW 50C IC515 PCA9535BS FNC5,FNC6 DI DC SW 80ANT 33A_2 MM2 LIMIT MIC2 F503 IC703(1/2) BU7462NUX 1.5V AVR IC408 XC6205B152P-G DC SW Q401 LTC014EEBFS8 GND