Download Product Service Manual – Level 1~2
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Applicable Country & Regions: Europe/China Service Manual for BenQ: LCD E2400HD (D-SUB+DVI-D+HDMI1.3 + Black Bezel) Product Service Manual – Level 1~2 Version: 1st Date:07-08-2008 Notice: For RO to input specific “Legal Requirement” in specific NS regarding to responsibility and liability statements. Please check BenQ’s eSupport web site, http://esupport.benq.com, to ensure that you have the most recent version of this manual. First Edition (August, 2008) © Copyright BenQ Corporation 2008. All Right Reserved. 1 24” LCD Color Monitor BenQ E2400HD Content Index Abbreviations & Acronyms........................................................................................................................................3 1. About This Manual..................................................................................................................................................5 1.1 Important ............................................................................................................................................................5 1.2 Trademark...........................................................................................................................................................5 2. Introduction .............................................................................................................................................................5 2.1 RoHS (2002/95/EC) Requirements – Applied to all countries require RoHS.....................................................5 2.2 Safety Notice ......................................................................................................................................................6 2.3 Compliance Statement .......................................................................................................................................6 3. General Description................................................................................................................................................6 4. Related service information...................................................................................................................................7 5. Product Overview ...................................................................................................................................................8 5.1 Monitor Specifications ........................................................................................................................................8 5.2 Packing...............................................................................................................................................................9 Level 1 Cosmetic / Appearance / Alignment Service ..............................................................................................9 Level 1 Cosmetic / Appearance / Alignment Service ............................................................................................10 Level 1 Cosmetic / Appearance / Alignment Service ............................................................................................11 Level 1 Cosmetic / Appearance / Alignment Service ............................................................................................12 Visual Inspection & Cleaning..................................................................................................................................12 Software/Firmware Upgrade Process ....................................................................................................................12 Adjustment / Alignment Procedure .........................................................................................................................20 Level 2 Circuit Board and Standard Parts Replacement ......................................................................................31 Product Exploded View ..........................................................................................................................................31 Six angles’ view ......................................................................................................................................................31 Product Disassembly..............................................................................................................................................32 Block Diagram ........................................................................................................................................................35 Schematic Diagram ................................................................................................................................................37 Troubleshooting Guide ...........................................................................................................................................46 PCB LAYOUT .........................................................................................................................................................53 Appendix – Screw List / Torque ..............................................................................................................................56 2 24” LCD Color Monitor BenQ E2400HD Abbreviations & Acronyms A ADC Analogue to Digital Converter AFC Automatic Frequency Control: control signal used to tune to the correct frequency B BenQ BenQ Corporation BTSC Broadcast Television System Committee C CPU Central Process Unit CVBS Composite Video Blanking and Synchronisation D DLP Digital Light Processing / Texas Instruments® DMD Digital Micromirror Device DRAM DVI DVI-I Dynamic RAM Digital Video Interface Digital Video Interface-Integrated E EEPROM Electrically Erasable and Programmable Read Only Memory F FLASH FLASH memory G G-TXT Green Teletext H HDMI HP High Definition Multimedia Interface, digital audio and video interface Head Phone I I2C Integrated IC bus L LED LVDS Light Emitting Diode Low Voltage Differential Signalling, data transmission system for high M MOSFET Metal Oxide Semiconductor Field Effect Transistor N NC NVM Not Connected Non Volatile Memory: IC containing TV related data (for example, options) O OSD On Screen Display 3 24” LCD Color Monitor BenQ E2400HD P PC PCB Personal Computer Printed Circuit Board (or PWB) R RC RGB ROM Remote Control transmitter Red, Green, and Blue. The primary colour signals for TV. By mixing levels of R, G, and B, all colours (Y/C) are Read Only Memory S SDA SDRAM SW Data signal on I2C bus Synchronous DRAM Sub Woofer / Software T THD Total Harmonic Distortion V VGA Video Graphics Array Y YPbPr Y/C Component video (Y= Luminance, Pb/ Pr= Colour difference signals B-Y and R-Y, other amplitudes w.r.t. to YUV) Video related signals: Y consists of luminance signal, blanking level and sync; C consists of colour signal. 4 24” LCD Color Monitor BenQ E2400HD 1. About This Manual The purpose of Service Manual is to provide a guide line to engineers to repair different models. The appearance and capability is introduced in this Service Manual. It is better for repair engineer to have a rough idea of this model through reading the Service Manual. Please do pay attention to the item part of the disassembly when repair the machine and also do the protection of panel any time. When repairing the circuit board, please follow the requirement of RoHS and refer to the circuit diagram and repairing process that attached in the Service Manual. The method of firmware updated, the way of using the menu and some information that may be used when repairing are also attached in the Service Manual that provide repair engineer various choice. 1.1 Important Only trained service personnel who are familiar with this BenQ Product shall perform service or maintenance to it. Before performing any maintenance or service, the engineer MUST read the “Important Safety Information”. 1.2 Trademark 2. Introduction This section contains general service information, please read through carefully. It should be stored for easy access place. 2.1 RoHS (2002/95/EC) Requirements – Applied to all countries require RoHS. The RoHS (Restriction of Hazardous Substance in Electrical and Electronic Equipment Directive) is a legal requirement by EU (European Union) for the global electronics industry which sold in EU and some counties also require this requirement. Any electrical and electronics products launched in the market after June 2006 should meet this RoHS requirements. Products launched in the market before June 2006 are not required to compliant with RoHS parts. If the original parts are not RoHS complaints, the replacement parts can be non ROHS complaints, but if the original parts are RoHS compliant, the replacement parts MUST be RoHS 5 24” LCD Color Monitor BenQ E2400HD complaints. If the product service or maintenance require replacing any parts, please confirming the RoHS requirement before replace them. 2.2 Safety Notice 1. Make sure your working environment is dry and clean, and meets all government safety requirements. 2. Ensure that other persons are safe while you are servicing the product. 3. DO NOT perform any action that may cause a hazard to the customer or make the product unsafe. 4. Use proper safety devices to ensure your personal safety. 5. Always use approved tools and test equipment for servicing. 6. Never assume the product’s power is disconnected from the mains power supply. Check that it is disconnected before opening the product’s cabinet. 7. Modules containing electrical components are sensitive to electrostatic discharge (ESD). Follow ESD safety procedures while handling these parts. 8. Some products contain more than one battery. Do not disassemble any battery, or expose it to high temperatures such as throwing into fire, or it may explode. 9. Refer to government requirements for battery recycling or disposal. 2.3 Compliance Statement 1. Caution: This Optical Storage Product contains a Laser device. Refer to the product specifications and your local Laser Safety Compliance Requirements. 3. General Description This new LCD (Liquid Crystal Display) monitor BenQ E2400HD offers numerous features and functions, for example: ● TFT display (Thin Film Transistor; active matrix) ● minimal space requirements thanks to slim casing ● optimum ergonomic characteristics (totally distortion-free, excellent picture definition and colour purity right into the corners) ● high degree of brightness and good contrast 6 24” LCD Color Monitor BenQ E2400HD ● high resolution (1920x1080) ● presentation of up to 16.7 million colours (in conjunction with an appropriate graphics card) ● automatic scanning of horizontal frequencies from 30 to 83 kHz and refresh rates (vertical frequencies) from 50 to 76 Hz (absolutely flicker-free) ● digital screen controller with microprocessor for storing 21 different display modes ● freely adjustable colour alignment for matching the screen colours to the colours of various input and output devices ● convenient operation via integrated OSD (On-Screen-display) menu ● VESA-DDC compatibility ● plug&play capability ● power management for reducing power consumption when the computer is not in use ● compliance with the recommendations in accordance with TCO’03 This operating manual contains important information you require to start up and run your LCD monitor. This specification defines the requirements for the 24” MICROPROCESSOR based Multi-mode supported high resolution color LCD monitor. This monitor can be directly connected to general 15-pin D-sub VGA connector, 24-pin DVI connector and 19-pin HDMI connector, also supports VESA DPMS power management and plug & play function. There is a build-in stereo audio amplifier with OSD control to drive a pair of speakers. Additional information Due to the nature of liquid crystal display (LCD) technology, the picture resolution is always fixed. For the best display performance, please set the display resolution to 1920x1080 pixels with an aspect ratio of 16:10. This is called “Native Resolution” or maximal resolution – that is, the clearest picture. Lower resolutions are displayed on a full screen through an interpolation circuit. Image blurring across pixel boundaries can occur with the interpolated resolution depending upon the image type and its initial resolution. 4. Related service information This Service Manual contains general information. There are 2 levels of service: Level 1: Cosmetic / Appearance / Alignment Service Level 2: Circuit Board or Standard Parts Replacement 7 24” LCD Color Monitor BenQ E2400HD Service Web Site eSupport URL:http://esupport.benq.com 5. Product Overview 5.1 Monitor Specifications LCD Panel Panel Type TN Size 24" Pixel pitch 0.277mm(H) × 0.277mm(V) Display Area 531.36 (H) x 298.89 (V) Viewable angle 170, 160 (CR>10) Contrast 1000:1 Dynamic contrast ratio Brightness Response time Video Input 10000: 1 (typical) 300 cd/m2 5ms(typical) 2 ms (GTG) RGB analog 0.7 Vpp/75 Ohm positive Digital: DVI-D, HDMI Synchronization TTL separate signal connection 15-pin mini D-sub cable H-Frequency 30 - 83 kHz Multi- frequency monitor V-Frequency 50 - 76 Hz modes within these parameters Display Colors 16.7M Colors Image diagnostics Digital, OSD Technology, AUTO key (automatic image setting) Controls 5 buttons and AUTO key Max. Resolution 1920 x 1080 Power management VESA DPMS, EPA Max. power EPA ENERGY STAR® 57W (max) consumption saving mode < 2 Watt Speaker(power consumption) 1 Watt x 2 Operating voltage Automatic switched mode power supply, 100-240 V, 50-60 HZ Environmental Considerations Operating Temp: 0° to 35°C Operating Humidity: 10% to 85% Dimension (H x W x D) 365.5mm x 582.6mm x 197.4mm Weight (N. W.) 7 KG 8 24” LCD Color Monitor BenQ E2400HD 5.2 Packing When packing the monitor into the carton, please follow the pictures as below. Using the EPE bag to pack the monitor without base. Putting the base into the PE bag 9 24” LCD Color Monitor BenQ E2400HD Using the EPS to pack the monitor Putting the base and user manual in the position as the picture shows above. 10 24” LCD Color Monitor BenQ E2400HD Power cord, Signal cable, Audio cable Putting the monitor and accessories into the carton. 11 24” LCD Color Monitor BenQ E2400HD Level 1 Cosmetic / Appearance / Alignment Service Visual Inspection & Cleaning • Cleaning. Always unplug your monitor from the wall outlet before cleaning. Clean the LCD monitor surface with a lint-free, non-abrasive cloth. Avoid using any liquid, aerosol or glass cleaners. • Slots and openings on the back or top of the cabinet are for ventilation. They must not be blocked or covered. Your monitor should never be placed near or over a radiator or heat source, or in a built-in installation unless proper ventilation is provided. • Never push objects or spill liquid of any kind into this product. Software/Firmware Upgrade Process 1. When do the part, need the tools as follow: a. An i486 (or above) personal computer or compatible. b. Microsoft operation system Windows 95/98/2000/XP. c. “ PORT95NT.exe” program d. Software ISP SN Alignment kits The kit contents: a. ISP BOARD x1 b. Printer cablex1 c. VGA cable x1 2. Install the “PORT95NT.EXE”, and restart the computer. You must install the at the first. The processing as follows: 12 24” LCD Color Monitor BenQ E2400HD 13 24” LCD Color Monitor BenQ E2400HD 14 24” LCD Color Monitor BenQ E2400HD 15 24” LCD Color Monitor Click BenQ E2400HD to complete the installation. Note: After installation, you must restart the PC to take the setup to effect. 16 24” LCD Color Monitor BenQ E2400HD 3. Connect the ISP board as follow: Connect to Connect to the the PC LPT BenQ model 4. The process of ISP write is as follows. a. Double-click ,running the program as follows: 17 24” LCD Color Monitor b. Click c. Click BenQ E2400HD icon, running the program as follows: icon, load the program”E2400W-TSUMU88EDI-M240HW01-V0x-20080801_V027_B15B.BIN” 18 24” LCD Color Monitor d. Click BenQ E2400HD icon, it will auto run. If burn in success, it will show as the follow picture: 19 24” LCD Color Monitor BenQ E2400HD Adjustment / Alignment Procedure Adjusting the Picture You can use the OSD (On Screen Display) menu to adjust all the settings on your monitor. Press the MENU key to display the following main OSD menu. There are four main OSD menus: 1. Display 2. Picture 3. Picture Advanced 4. Audio 5. System Use the or keys to highlight a menu item, and press the ENTER key to enter the Menu item settings. 20 24” LCD Color Monitor BenQ E2400HD Display menu 1. Press the MENU key to display the main menu. 2. Press the or keys to select DISPLAY and then press the ENTER key to enter the menu. 3. Press the or keys to move the highlight to a menu item and then press the ENTER key to select that or keys to make adjustments or selections. item. 4. Press the 5. To return to the previous menu, press the MENU button. Item Auto Adjustment H. Position Function Operation Optimizes and adjusts the screen Press the settings automatically for you. The key to select this AUTO key is a ‘hot-key’ for this option function. adjustment. and ENTER make Adjusts the horizontal position of the 0 to 100 screen image. V. Position Adjusts the vertical position of the 0 to 100 screen image. Adjusts the pixel clock frequency Pixel Clock timing analog to synchronize with input video signal. the Not applicable to a digital input signal. Range Press the or keys to adjust the 0 to 100 value. Adjusts the pixel clock phase timing Phase to synchronize with the analog input video signal. Not applicable to a digital input signal. 21 0 to 63 24” LCD Color Monitor BenQ E2400HD Picture menu 1. Press the MENU key to display the main menu. 2. Press the or keys to select PICTURE and then press the ENTER key to enter the menu. 3. Press the or keys to move the highlight to a menu item and then press the ENTER key to select that or keys to make adjustments or selections. item. 4. Press the 5. To return to the previous menu, press the MENU button. Item Function Operation Adjusts the balance between light Brightness and dark shades. The function is not available for use Press the Range key to increase the brightness and press the 0 to 100 key to decrease the brightness. when Dynamic Contrast is on Adjusts the degree of difference Contrast Sharpness between darkness and lightness. The function is not available for use Press the key to increase the contrast and when Dynamic Contrast is on. key to press the decrease the contrast. Adjusts the clarity and visibility of Press the the edges of the subjects in the image. 0 to 100 key to improve the crispness of 1 to 5 the display and press the key to have softness effect on the display. Color - Press ENTER to enter the Color menu. Normal Allows video and still photographs 22 0 to 100 24” LCD Color Monitor BenQ E2400HD to be viewed with natural coloring. This is the factory default color. Bluish Applies a cool tint to the image and 0 to 63 is factory pre-set to the PC industry standard white color. Reddish Applies a warm tint to the image and is factory pre-set to the news print standard white color. Tailors the image color tint. The blend of the Red, Green and Blue primary colors can be altered to change the color tint of the image. The default start setting is 50. User Mode Press the or keys and the ENTER key to select Decreasing one or more of the colors will reduce their respective influence on the color tint of the image. e.g. if you reduce the Blue level the image will gradually take Red, Green, or Blue. Then use Press the or keys to make the color • Red (0 to 100) • Green (0 to 100) • Blue (0 to 100) adjustments. on a yellowish tint. If you reduce Green, the image will become a magenta tint. Reset Color • YES Resets the User Mode custom color or Press the settings to the factory defaults. keys to • NO change the settings. Press MENU to leave the Color menu. The function will increase the level of contrast to provide sharper and Dynamic Contrast more detailed image quality. Activating Dynamic Contrast will disable Brightness and Contrast controls. 23 Press the ENTER key to select this option. Press • ON • OFF the or keys to change the settings. 24” LCD Color Monitor BenQ E2400HD Picture Advanced menu 1. Press the MENU key to display the main menu. 2. Press the or keys to select PICTURE ADVANCED and then press the ENTER key to enter the menu. 3. Press the or keys to move the highlight to a menu item and then press the ENTER key to select that or keys to make adjustments or selections. item. 4. Press the 5. To return to the previous menu, press the MENU button. 24 24” LCD Color Monitor Item BenQ E2400HD Function Operation Range Selects a picture mode that best suits the type of images shown on the screen. • Standard • Standard - for basic PC application. • Movie - for viewing videos. Picture Mode Press the • Dynamics - for viewing landscape-specific videos and playing games. or keys to change the settings. • Movie • Dynamics • Photo • sRGB • Photo - for viewing still images. • sRGB - for better color matching representation with the peripheral devices, such as printers, DSCs, etc. This feature is provided to allow aspect ratio’s other than 16:10 to be displayed Display Mode without geometric distortion. • Full - Scales the input image to fill the screen. Ideal for 16:10 aspect images. Press the or keys to change the • Full • Aspect settings. • Aspect - Ideal for 4:3 aspect images. Displays the preview of screen images under the selected mode from Picture Mode. The screen will be Senseye Demo divided into two windows; the left window demonstrates images of Standard mode, while the right window presents the images under the specified mode. 25 Press the or keys to change the settings. • ON • OFF 24” LCD Color Monitor BenQ E2400HD Audio menu 1. Press the MENU key to display the main menu. 2. Press the or keys to select PICTURE and then press the ENTER key to enter the menu. 3. Press the or keys to move the highlight to a menu item and then press the ENTER key to select that or keys to make adjustments item. 4. Press the or selections. 5. To return to the previous menu, press the MENU button. Item Function Operation Press the Volume Adjusts the audio volume Range or keys to change the volume. Mute Press the Mutes the audio input or keys to change the • ON • OFF settings. • PC Audio Audio Select Allow users to select the audio source or let the monitor detect it automatically Press the keys to change the settings. 26 or • HDMI Audio • Auto Detect 24” LCD Color Monitor BenQ E2400HD System menu 1. Press the MENU key to display the main menu. 2. Press the or keys to select SYSTEM and then press the ENTER key to enter the menu. 3. Press the or keys to move the highlight to a menu item and then press the ENTER key to select that or keys to make adjustments or selections. item. 4. Press the 5. To return to the previous menu, press the MENU button. Item Function Operation Range Selects the D-sub (analog) or DVI (digital) input. Use this to change Input Press the the input to that appropriate to your video cable connection type. Analog-only models do not have the or • DVI • D-sub keys to change the settings. • HDMI Input function. OSD Settings - Press ENTER to enter the OSD Settings menu. • English Press the or keys to adjust the value. The language Language Sets the OSD menu Language. options displayed on your OSD may differ from those shown on the right, depending on the product supplied in your region. • French • German • Italian • Spanish • Polish/ Japanese • Czech/ Traditional Chinese • Hungarian/ Simplified Chinese • Serbo-Croatian 27 24” LCD Color Monitor BenQ E2400HD • Romanian • Dutch • Russian • Swedish • Portuguese H. Position V. Position Adjusts the horizontal 0 to 100 position of the OSD menu. Adjusts the vertical position of the OSD menu. 0 to 100 Press the or • 5 Sec. keys to change the settings. Adjusts the display Display Time the OSD menu. • 10 Sec. • 15 Sec. • 20 Sec. • 25 Sec. • 30 Sec. Press the or keys to change the settings. To unlock the OSD controls when the OSD is preset to be OSD Lock Prevents all the monitor locked, press and settings from being hold the ’MENU' key accidentally changed. for 15 seconds to When this function is enter the 'OSD Lock' • YES activated, the OSD option and make • NO controls and hotkey changes. operations will be Alternatively, you disabled. may use the or keys to select ’OFF’ in the 'OSD Lock' submenu from the ’OSD Settings’ menu, and all OSD controls will be accessible. Press MENU to leave the OSD Settings menu. DDC/CI* Allows the monitor Press the ENTER • ON settings to be set through key to select this • OFF 28 24” LCD Color Monitor BenQ E2400HD the software on the PC. option. Press the the or keys to change the settings. Information Displays the current Press the ENTER monitor property settings. key to select this option. Press the ENTER When this function is activated, key to select this HDMI Auto HDMI port will be in the input auto option. Press the Switch select loop. Otherwise, HDMI can only be selected by input select or by hot key. • ON • OFF the or keys to change the settings. Resets all mode, color and Reset All Press the geometry settings to the or keys to factory default values. • YES • NO change the settings. Factory OSD Menu Turn off the monitor, keep pressing the “MENU” + “ENTER” buttons, and turn on the monitor, then when we press the AUTO button, the factory OSD will be at the left top of the panel as below. 29 24” LCD Color Monitor BenQ E2400HD BenQ Service Page 1. Trigger method: Press “Menu” key and Power on. 2. Press the Menu key will display the service page 3. Press menu key will close the service page. 4. power off will quit the service mode 5. At the service mode, the key function is same as normal OSD define. 6. The timer can only reset at the service mode by “ Timer Reset”. And need to have a warning message to double confirm the reset function.The timer should record up to 99999 hours 7. Add one select item for HDCP(DVI port),Mode1,Mode2 at Service menu Mode1: To enable the hot plug pin detection.(HDMI port default) Mode 2: To disable the hot plug pin detection.(DVI port default) 8. add BenQ logo on/off item, the default is “on” 9. add the auto power on item, the default is “off ” 10. Add the timer reset warning message, when select the timer reset item, then the warning message will display and need to confirm it again and the default is “No”. 11. Panel type define need to have the panel version 12. F/W version need to define the dual or analog model. 30 24” LCD Color Monitor BenQ E2400HD Level 2 Circuit Board and Standard Parts Replacement Product Exploded View Six angles’ view 31 24” LCD Color Monitor BenQ E2400HD Product Disassembly 1). Remove the stand-base ASS’Y Place the monitor face down on a smooth surface. Be careful to avoid scratch and injury during the uninstall. And then remove the four screws as below to remove the stand-base ASS’Y. Fig1 2).Remove the rear cover Remove the rear cover as Fig2. The arrows in blue are the hook that we should put attention to when remove the rear cover. Use plastic putty knife to release hooks, then you can easily remove the rear cover. Fig2 32 24” LCD Color Monitor BenQ E2400HD 3).Remove the Bezel Release the four screws marked in red as below to remove the bezel. Remove the USB shield. Fig.3 4).Remove the Panel Remove the 4 screws on the side of main frame first, and then disconnect the Lamp Connections and LVDS Cable connection. 33 24” LCD Color Monitor BenQ E2400HD 5).Remove the Main Board and Power Board Remove the screws in red and disconnect the all connections, at last you can get the Main Board and Power Board as follow. MAIN BOARD POWER BOARD 34 24” LCD Color Monitor BenQ E2400HD Block Diagram Main Board Crystal 14.318MHz LCD Interface Audio in (CN403) (CN604) (X401) Scalar TSUMU88EDI-LF-1 PQFP-128 Key Board Control (Include ADC, OSD, MCU) (CN401) (U401) Digital H sync Video V sync Data RGB APA2069JITUL (U602) DVI D-Sub HDMI Connector Connector Connector (CN102) (CN101) (CN501) DVI_SCL DVI_SDA HP Speaker (CN651) (CN606, CN607) 35 VGA_SDA, VGA_SCL HDMI_SDA, HDMI_SCL EEPROM EEPROM EEPROM (U107) (U106) (U504) 24” LCD Color Monitor BenQ E2400HD Power Board AC input Bridge Rectifier EMI filter Transformer Rectifier Diodes and Filter Start Circuit CN902 R904, R905 5V 12V PWM Over Voltage Control IC Lamp Output DC Convert Circuit Circuit DIM MOSFET Q805, Q806, ON/OFF Feedback Circuit ON/OFF Protect PWM Over Voltage Control IC 36 Control 24” LCD Color Monitor BenQ E2400HD Schematic Diagram Main Board VCC3.3 R701 10K 1/16W 5% DIM ON/OFF CN702 R702 1K 1/16W 5% + C703 220uF 25V FOR USB BD R704 10K 1/16W 5% C705 0.1uF 16V R705 22K 1/16W 5% on_BACKLIGHT 4 Q701 2N3904S-RTK/PS +5V VCC3.3 +5V U701 G1084-33T43Uf 3 2 VIN VOUT + C706 100uF/25V GND C702 220uF 25V C704 0.1uF 16V C708 0.1uF 16V 1 C701 0.1uF 16V 2 120 OHM/NC CONN/NC VCC3.3 + 1 Adj_BACKLIGHT 4 R703 10K 1/16W 5% CONN +5V FB701 1 2 VCC3.3 + TO-252 C707 100uF/25V C709 0.1uF 16V R709 on_Panel VLCD R708 22K 1/16W 5% Q703 2N3906S-RTK/PS VCC1.8 + U702 3 VIN C712 100uF/25V C714 0.1uF 16V Q702 AO3401 56K 1/16W 5% +5V R712 3.3 OHM 2W +5V R706 10K 1/16W 5% R707 10K 1/16W 5% 4 C710 0.22uF + C711 100uF/25V R711 10K 1/16W 5% G1117-18T43Uf 2 VOUT GND 1 2 3 4 5 6 7 8 9 10 +5V R710 47K 1/16W 5% +5V1 1 CN701 + TO-252 C713 100uF/25V C715 0.1uF 16V OEM MODEL Size 絬隔瓜絪腹 TPV G3155-E-X-X-2-080723 TPV MODEL Rev Key Component 2.0.POWER PCB NAME Date 37 ( Top Victory Electronics Co . , Wednesday , July 23, 2008 Ltd. ) Sheet 715G3155-E 2 of 8 称爹 B A <称爹> 24” LCD Color Monitor BenQ E2400HD C101 0.047uF 33R 1/16W 5% C102 0.047uF FB103 0R05 1/10W 5% FB107 1 2 60 OHMR103 33R 1/16W 5% C103 0.047uF R104 470R 1/16W 5% C104 1000pF R108 68R 1/16W 5% C105 0.047uF R109 68R 1/16W 5% C106 0.047uF R110 68R 1/16W 5% C107 0.047uF U101 GREEN+ 1 2 3 I/O1 I/O4 GNDVDD I/O2 I/O3 BLUE+ 6 5 4 4 4 GNDB 4 4 4 1K 1/16W 5% 1K 1/16W 5% HSY NC VSYNC 4 4 VGA_SCL VGA_SDA R114 C110 2K2 1/16W 5% 22pF R115 R116 100R 1/16W 5% 100R 1/16W 5% 1 2 3 U102 I/O1 I/O4 GNDVDD I/O2 I/O3 6 5 4 VSI VGAESD HSI AZC099-04S 100R 1/16W 5% 100R 1/16W 5% DVI_SCL1 DVI_SDA1 DVI_DET 4 DVI_SCL1 DVI_SDA1 4 4 C111 NC Close to CN101 VGA_SCL1 VGA_SDA1 VGA_SCL1 VGA_SDA1 候綼 U103 4 4 +5V DVI5V DVI5V DVI5V D101 BAV70 1/3shield 2/4shield 0/5shield clk shield 18 17 10 9 2 1 13 12 5 4 21 20 23 24 Q101 2N3906S-RTK/PS R120 C112 0.1uF 16V 22K 1/16W 5% DVI_HPD 4 DVI_SCL1 DVI_SDA1 DVIESD ZD104 RLZ5.6B DAT0+ DAT0DAT1+ DAT1DAT2+ DAT2- DCLK+ DCLK- 10 9 8 7 6 U104 NC NC GND NC NC Line-1 Line-2 VDD Line-3 Line-4 AZ1045-04QU 10 9 8 7 6 U105 NC NC GND NC NC Line-1 Line-2 VDD Line-3 Line-4 1 2 3 4 5 R121 R122 R123 R124 0R05 1/16W 0R05 1/16W 0R05 1/16W 0R05 1/16W DD0DD0+ DD1DD1+ 4 4 4 4 DVI_DET 1 2 3 U103 I/O1 I/O4 GNDVDD I/O2 I/O3 6 5 4 DVI_SDA DVIESD DVI_SCL AZC099-04S R125 R126 0R05 1/16W 0R05 1/16W R127 R128 0R05 1/16W 0R05 1/16W 4 4 DCKDCK+ 4 4 VCC A0 WP A1 SCL A2 SDA VSS 1 2 3 4 4 4 DVI_SDA1 DVI_SCL1 4,6 HDMI_WP C113 NC Close to CN102 DD2DD2+ C114 0.22uF U107 8 7 6 5 M24C02-WMN6TP DVI_HPD DVIESD 1 2 3 4 5 3 R129 10K 1/16W 5% R134 4K7 1/16W 5% 11 3 19 22 ZD103 RLZ5.6B 10K 1/16W 5% 候綼 U10 3 AZ1045-04QU OEM MODEL Size 絬隔瓜絪腹 G3155-E-X-X-1-080723 TPV MODEL Rev Key Component 3.0.INPUT PCB NAME T P V ( Top 26 25 GND GND DAT0+ DAT0DAT1+ DAT1DAT2+ DAT2DAT3+ DAT3DAT4+ DAT4DAT5+ DAT5clk+ clk- DVI_DET DVI_SCL DVI_SDA DVI5V DVI_HPD R135 4K7 1/16W 5% R119 8 15 6 7 14 16 R130 4K7 1/16W 5% DVIESD VSYNC SYNC GND DDC SCL DDC SDA +5V HPD 1 2 3 4 VCC A0 WP A1 SCL A2 SDA VSS HDMI_WP 2 VGA_SCL VGA_SDA CN102 C115 0.22uF U106 8 7 6 5 VGA_SDA1 VGA_SCL1 4,6 候綼 U101 R111 R112 R117 R118 3 GNDG D102 BAV70 VGAESD M24C02-WMN6TP 120 OHM 0R05 1/16W R113 C109 2K2 1/16W 5% 22pF VGA5V 2 GNDR +5V VGA_SCL1 VGA_SDA1 C108 NC Close to CN101 JACK 4 VGAESD AZC099-04S FB104 R136 SOG 1 ZD102 RLZ5.6B HSI VSI 4 4 RED+ ZD101 RLZ5.6B 4 BIN R132 4K7 1/16W 5% VGA5V VGA_DET 4 GIN R131 4K7 1/16W 5% CN101 DB15 RIN 1 33R 1/16W 5% 2 60 OHMR102 R107 75R 1/16W 5% 2 60 OHMR101 FB106 1 R106 75R 1/16W 5% FB105 1 0R05 1/10W 5% 16 15 VGA5V VGA_DET 0R05 1/10W 5% FB102 R105 75R 1/16W 5% 14 FB101 NC C118 13 RED+ REDGREEN+ GREENBLUE+ BLUENC C117 1 6 2 7 3 8 4 9 5 10 12 NC C116 11 close to scalar R133 4K7 1/16W 5% 17 close to CONN Date 38 Victory Electronics Wednesday , July 23, 2008 Co . , Ltd. ) Sheet 715G3155-E 3 of 8 称爹 B A <称爹> 24” LCD Color Monitor BenQ E2400HD VCC3.3 VDDC VDDP VDVI ADC1.8 FB401 HD0HD0+ HD1HD1+ HD2HD2+ HCKHCK+ HDMI_SDA1 HDMI_SCL1 19 20 R404 GPIO_P00/SAR0 GPIO_P01/SAR1 GPIO_P02/SAR2 GPIO_P03/SAR3 14 15 16 17 +5V PB[0..9] R418 VDVI 390 OHM 1/16W 8 7 3 4 WP GPIO_01 GPIO_06 GPIO_P04 REFM 75 76 77 78 SDO SCZ SCK SDI SPDIFO AUMUTE AUSDO AUSCK AUOUTLR AUMCKO R424 10K 1/16W 5% C425 22uF/50V 8 R426 10K 1/16W 5% VDDP C426 22pF C428 22pF R428 0R05 1/16W XIN X401 14.3 Mhz R432 0R05 1/16W XOUT 25 R435 C403 C404 C405 C406 C407 0.1uF 16V 0.1uF 16V 0.1uF 16V 0.1uF 16V 0.1uF 16V 0.1uF 16V C409 C410 C411 C412 C413 0.1uF 16V 0.1uF 16V 0.1uF 16V 0.1uF 16V 0.1uF 16V C415 C416 C417 C418 C419 0.1uF 16V 0.1uF 16V 0.1uF 16V 0.1uF 16V 0.1uF 16V adj_BACKLIGHT VOLUME LED_G# LED_A# 23 39 40 R415 R417 100R 1/16W 5% 100R 1/16W 5% 70 85 88 R419 100R 1/16W 5% WP EE_WP 89 101 103 + C408 22uF/50V C437 0.1uF 16V 1 VDDC 2 120 OHM VCC3.3 C414 22uF/50V R414 150 OHM 1/16W R409 100R 1/16W 5% VCC1.8 R406 10K 1/16W 5% VCC3.3 R413 LED_A# 10K 1/16W 5% 53mA 1 LED_G Q402 2N3906S-RTK/PS ADC1.8 FB404 Q401 2N3906S-RTK/PS 2 120 OHM C420 22uF/50V HDMI_WP DVI_DET DVI_HPD 3,6 3 3 VGA_DET 3 0.1uF 16V +5V_AUDIO R416 1K 1/16W 5% R420 4K7 1/16W 5% Volume R421 4K7 1/16W 5% on_BACKLIGHT 2 on_PANEL C421 + LED_A adj_BACKLIGHT 2 AUDIO_MUTE + 6 6 5V_DETECT KEY 1 100R 1/16W 5% KEY 2 100R 1/16W 5% 100R 1/16W 5% POWER 9 10 11 18 VDVI 2 120 OHM VOLUME1 Q403 2N3904S-RTK/PS + 7 C422 22uF/50V 2 +5V_AUDIO 84 83 82 81 80 79 R423 AUDIO_SWITCH 1K 1/16W 5% CEC_CTRL 6 AUDIO_SWITCH 7 AUSDO 7 AUSCK 7 AUOUTLR 7 AUMCKO 7 D401 LL4148 RST 26 NC NC NC NC XIN 105 106 119 120 VCC3.3 R430 10K 1/16W 5% XOUT 67 NC C402 FB403 R411 10K 1/16W 5% GPIO_P23/PWM1 GPIO_P24/PWM2 GPIO_00 REFP 63 U402 MX25L2025MC-12G 2 VDD SDO 1 HOLD# CE# 6 WP# SCK 5 VSS SDI MODE I2C_MCL I2C_MDA R431 10K 1/16W 5% EE_WP 72 71 R429 10K 1/16W 5% R434 R436 R437 8 100R 1/16W 5%7 100R 1/16W 5%6 100R 1/16W 5%5 R427 1K 1/16W 5% U403 M24C04-WMN6TP 1 VCC NC 2 WC E1 3 SCL E2 4 SDA VSS R425 1K 1/16W 5% + C429 0.22uF Q404 2N3906S-RTK/PS AUDIO_MUTE C427 100uF/25V R433 10K 1/16W 5% R438 1K 1/16W 5% MUTE 6 12 32 38 49 86 100 118 GND GND GND GND GND GND GND GND R439 10K 1/16W 5% 7 Q405 2N3904S-RTK/PS R440 1K 1/16W 5% Close to U602 R443 3.9K OHM 1/16W CN402 RLZ5.6B KEY 1 KEY 2 ZD405 R442 3.9K OHM 1/16W RLZ5.6B 0.1uF 16V C434 ZD404 0.1uF 16V C433 0.1uF 16V C432 ZD403 0.1uF 16V RLZ5.6B ZD402 0.1uF 16V CONN KEY 1 KEY 2 POWER LED_G LED_A RLZ5.6B 1 2 3 4 5 6 C431 CN401 RLZ5.6B R441 3.9K OHM 1/16W VCC3.3 C430 + R422 NC ZD401 +5V C423 0.1uF 16V GPIO_P13/PWM2 GPIO_P15 GPIO_P16 REXT 64 VCC3.3 C424 0.22uF 43 GPIO_P25/PWM3 GPIO_P26/PWM0 GPIO_P27/PWM1 GPIO_P17 + FB402 1 VCC1.8 LED_G# GPO[0] GPO[1] GPO[2] GPO[3] GPO[4] GPO[5] GPO[6] GPO[7] GPO[A] VCC3.3 181mA HDMI_HPD HDMI_DET +5V 98 97 96 95 94 93 92 91 90 5 117mA VCC3.3 100R 1/16W 5% R405 R407 R408 R449 10K 1/16W 5% PB0 PB1 PB2 PB3 PB4 PB5 PB6 PB7 PB8 PB9 5 5V_DETECT PB[0..9] GPIO_P06 GPIO_P07 RXB2P RXB2N RXB1P RXB1N RXB0P RXB0N RXBCKP RXBCKN DDCD1_SDA DDCD1_SCL 121 122 123 124 125 126 127 128 1 2 PA[0..9] R450 5K1 OHM 1/16W 5% 55 4 VCTRL AVDD_18 3 27 35 44 52 LVB3P LVB3M LVBCKP LVBCKM LVB2P LVB2M LVB1P LVB1M LVB0P LVB0M PA0 PA1 PA2 PA3 PA4 PA5 PA6 PA7 PA8 PA9 R412 10K 1/16W 5% 6 6 6 6 6 6 6 6 6 6 30 31 33 34 36 37 28 29 21 22 RXA2P RXA2N RXA1P RXA1N RXA0P RXA0N RXACKP RXACKN DDCD0_SDA DDCD0_SCL 107 108 109 110 111 112 113 114 115 116 R402 10K 1/16W 5% 47 48 50 51 53 54 45 46 41 42 DD2+ DD2DD1+ DD1DD0+ DD0DCK+ DCKDVI_SDA1 DVI_SCL1 LVA3P LVA3M LVACKP LVACKM LVA2P LVA2M LVA1P LVA1M LVA0P LVA0M 2 120 OHM +5V PA[0..9] RIN0P RIN0M GIN0P GIN0M SOGIN0 BIN0P BIN0M HSY NC0 VSY NC0 DDCA_SDA/RS232_TX DDCA_SCL/rs232_RX 1 C401 22uF/50V U401 TSUMU88EDI-LF-1 R401 10K 1/16W 5% 3 3 3 3 3 3 3 3 3 3 62 61 59 58 60 57 56 65 66 68 69 RIN GNDR GIN GNDG SOG BIN GNDB HSY NC VSY NC VGA_SDA1 VGA_SCL1 BYPASS AVDD_33 AVDD_33 AVDD_33 AVDD_33 7 13 73 99 102 117 VDDP VDDP VDDP VDDP VDDP VDDP VDDC VDDC VDDC VDDC VDDC 5 24 74 87 104 47mA 3 3 3 3 3 3 3 3 3 3 3 VDDP R444 R445 R446 R447 NC NC NC NC POWER KEY _LEFT KEY _RIGHT KEY _AUTO LED_A LED_G 1 2 3 4 5 6 7 8 NC/CONN TPV ( Top 絬隔瓜絪腹 Key Component Date 39 Victory Electronics G3155-E-X-X-2-080723 4.0.SCALER Wednesday , July 23, 2008 Co . , Ltd. ) OEM MODEL Size TPV MODEL PCB NAME Sheet Rev 715G3155-E 4 of 8 称爹 C A <称爹> 24” LCD Color Monitor 4 PA[0..9] BenQ E2400HD CONN PA[0..9] CN403 PA0 PA1 PA2 PA3 PA4 PA5 PA6 PA7 PA8 PA9 4 PB[0..9] LVA3P LVA3M LVACKP LVACKM LVA2P LVA2M LVA1P LVA1M LVA0P LVA0M LVB0P LVB1P LVB2P LVBCKM LVB3M LVA0M LVA1P LVA2M LVACKM LVA3M GND RXO0+ RXO1+ RXO2+ RXOCRXO3RXE0GND RXE1+ RXE2RXECRXE3- 29 27 25 23 21 19 17 15 13 11 9 7 5 3 1 PB[0..9] PB0 PB1 PB2 PB3 PB4 PB5 PB6 PB7 PB8 PB9 LVB3P LVB3M LVBCKP LVBCKM LVB2P LVB2M LVB1P LVB1M LVB0P LVB0M VLCD 120 OHM Victory Electronics Co . , R448 330 OHM 1/4W Ltd. ) RXOC+ RXO3+ RXE0+ RXE1RXE2+ RXEC+ RXE3+ Rev G3155-E-X-X-2-080723 TPV MODEL 5.0.PANEL INTERFACE PCB NAME 40 C436 0.1uF 16V Size 絬隔瓜絪腹 Wednesday , July 23, 2008 C435 + 100uF/25V OEM MODEL Key Component Date RXO0RXO1RXO2- 2 R474 NC ( Top LVB0M LVB1M LVB2M GND LVBCKP LVB3P LVA0P LVA1M GND LVA2P LVACKP LVA3P FB405 1 TPV 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 Sheet 715G3155-E 5 of 8 称爹 A C <称爹> 24” LCD Color Monitor BenQ E2400HD HDMIESD U501 HDMI1_D2+ 6 7 8 9 10 HDMI1_D0HDMI1_D0+ HDMI1_D2HDMI1_D1+ NC NC GND NC NC 5 4 3 2 1 Line-4 Line-3 VDD Line-2 Line-1 AZ1045-04QU HDMI1_D1HDMI1_D0+ HDMI1_CKHDMI1_CK+ 0R05 1/16W 0R05 1/16W HCKHCK+ R503 R504 0R05 1/16W 0R05 1/16W HD0HD0+ HDMI1_D1HDMI1_D1+ R505 R506 0R05 1/16W 0R05 1/16W HD1HD1+ HDMI1_D2HDMI1_D2+ R507 R508 0R05 1/16W 0R05 1/16W HD2HD2+ R501 R502 HDMI1_D0HDMI1_D0+ 4 4 HD0HD0+ 4 4 HD1HD1+ 4 4 HD2HD2+ 4 4 U502 HDMI1_D1HDMI1_D1+ HDMI1_D0HDMI1_CK+ 6 7 8 9 10 HDMI1_D2HDMI1_D2+ HDMI1_CKCEC NC NC GND NC NC 5 4 3 2 1 Line-4 Line-3 VDD Line-2 Line-1 AZ1045-04QU HDMI_CLK HDMI_DATA HDMI_+5V HDMI_+5V HDMI_HOTPLUG ZD501 U501~U503 close to CN501 HDMI_+5V RLZ5.6B CEC_CTRL R509 27K 1/16W 5% 4 I/O1 I/O4 GNDVDD I/O2 I/O3 6 5 4 AZC099-04S +5V HDMI_+5V HDMIESD 1 Q501 2N7002K/NC U503 1 2 3 +5V 2 0R05 1/16W/NC R510 HDMIESD C501 0.1uF 16V R514 R515 100R 1/16W 5% 100R 1/16W 5% HDMI_SCL1 HDMI_SDA1 D501 BAV70 +5V ZD502 RLZ5.6B HCKHCK+ HDMIESD R513 10K 1/16W 5% 3 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 R512 4K7 1/16W 5% D2+ D2 Shield SHELL3 D2D1+ D1 Shield D1D0+ D0 Shield D0CK+ CK Shield CKCE Remote NC DDC CLK DDC DATA SHELL4 GND +5V HP DET SHELL2 R511 4K7 1/16W 5% 21 HDMI1_CKHDMI1_CK+ HDMI Q503 2N3904S-RTK/PS R518 8 7 6 5 U504 VCC A0 WP A1 SCL A2 SDA VSS C502 0.22uF 1 2 3 4 M24C02-WMN6TP 4 4 R517 4K7 1/16W 5% 23 SHELL1 R516 1K2 1/16W 5% 22 CN501 Q502 2N3904S-RTK/PS 20 HDMI_SDA1 HDMI_SCL1 3,4 HDMI_WP HDMI_+5V 10K 1/16W 5% HDMI_HPD HDMI_DET HDMI_HPD 4 R519 10K 1/16W 5% T P V ( Top 41 Electronics 4 2N3904S-RTK/PS OEM MODEL Size 絬隔瓜絪腹 G3155-E-X-X-2-080723 TPV MODEL Rev Key Component 6.0.HDMI INPUT PCB NAME Date Victory HDMI_DET Q504 Wednesday , July 23, 2008 Co . , Ltd. ) Sheet 715G3155-E 6 of 8 称爹 B C <称爹> 24” LCD Color Monitor BenQ E2400HD FB601 1 2 120 OHM + C601 0.1uF 16V C602 22uF/50V VCC U601 PCM1754DBQR 6 +5V1 R601 R603 R604 R606 22R 22R 22R 22R 1/16W 1/16W 1/16W 1/16W I2S_SCK I2S_SD0 I2S_LR I2S_MCK 5% 5% 5% 5% 1 2 3 VOUTL C605 22uF/50V R602 22K 1/16W 5% C604 1uF 10V HINL 22uF/50V R605 22K 1/16W 5% C606 1uF 10V HINR FMT MUTE DEMP 10 5 VCOM NC DGND AGND R611 10K 1/16W 5% + C614 0.1uF 16V 4 9 POWER OFF 22pF R610 10K 1/16W 5% LOW 22pF R609 10K 1/16W 5% POWER ON 22pF C613 22uF/50V 18K 1/16W 5% HI 22pF R607 STATUS 1000pF MUTE 15 14 13 C612 C607 C608 C609 C610 1000pF 12 11 18K 1/16W 5% SCK TEST ZEROA C603 C611 VOUTR 7 8 R608 16 BCK DATA LRCK + AUSCK AUSDO AUOUTLR AUMCKO AUSCK AUSDO AUOUTLR AUMCKO + 4 4 4 4 +5V1 R614 22K 1/16W 5% R617 9.1K 9.1K 1W/8 OHM 9.1K 9.1K 12K 12K INL C617 1uF 10V 22K 1/16W 5% 1 4R7 1/8W 5% R617 + AURIN 1 18K 1/16W 5% 1000pF 18K 1/16W 5% 2 INR 3 AULIN 4 5 INL 6 7 U603 1A VCC GND 1S 1B0 1B1 2A GND VCC 2S 2B0 2B1 NC NC 14 C621 22uF/50V 13 12 HINR 11 4 AUDIO_SWITCH 10 9 1 2 3 4 5 6 7 8 MUTE INR R626 AURIN C618 1uF 10V R613 0R05 1/16W AULIN R615 0R05 1/16W C620 1uF 10V VOLUME1 SE U602 APA2069JITUL SHUTDOWN BY PASS RINGND GND LINVOLUME SE/BTL 120 OHM OUT-L+ OUT-LOUT-R+ OUT-R- FB605 2 1 120 OHM HP_L HP_SENSE HP_R R621 R622 R623 750R OHM 1/16W 5% 100K 1/16W 5% 750R OHM 1/16W 5% EOUTL SE EOUTR LOW OUT-L+ STATUS + C625 220uF 25V OUT-L- 4 3 2 1 2 EOUTR 1 2 3 4 5 OUT-L- CN606 FB604 HI OUT-R- OUT-L+ + R620 100K 1/16W 5% OUT-R+ 16 15 14 13 12 11 10 9 U602 IC with Heat-sink(90G6295-3) CN603 1 CN604 ROUTVDD ROUT+ GND GND LOUT+ VDD LOUT- C616 0.1uF 16V AUDIO_SWITCH 4 8 1S,2S C615 220uF 25V HINL FSA2257MTCX +5V_AUDIO 2 120 OHM + 4 +5V_AUDIO C619 1uF 10V C623 R616 1000pF R636 0R05 1/16W R R612 C622 PHONEJACK L R616 22K C624 1uF 10V 4 5 3 2 1 R614 22K R619 10K 1/16W 5% CN605 R612 1W/4 OHM +5V_AUDIO FB603 C626 220uF 25V CONN CN607 CONN OUT-R+ OUT-R- CONN FB606 0R05 1/8W PC(B0 to A) Key Component Date R624 1K 1/16W 5% R625 1K 1/16W 5% OEM MODEL Size G3155-E-X-X-2-080723 TPV MODEL Rev 7.0.AUDIO PCB NAME T P V ( Top 絬隔瓜絪腹 42 2 1 EOUTL HDMI(B1 to A) CONN 3 2 1 Victory Electronics Wednesday , July 23, 2008 Co . , Ltd. ) Sheet 715G3155-E 7 of 8 称爹 B C <称爹> 24” LCD Color Monitor BenQ E2400HD Power Board L904 Coil 100 OHM 1/4W R919 C912 0.001uF ! D900 FR107 Q901 STP10NK70ZFP ! R901 R902 2 R924 150R 1/8W 5% 3 D907 FCQ10U06 ZD922 ZD921 MTZJ T-72 16B GDZJ5.6B 1 1 R949 100 OHM 1/4W 1 U903 PC123X2Y FZOF +5V JUMPER C915 470UF16V + R925 1K 1/8W 5% R950 100 OHM 1/4W C935 0.001uF R940 NC D905 BAV70 R927 2 FB901 BEAD 2 C940 1000uF25V D908 FCQ10U06 C921 NC/0.001uF/250V C909 220pF + 1000uF/16V R938 10K 1/8W 5% 2 1 ! R912 220 OHM 1/4W + 1 ! R910 10R 1/4W 5% F903 1 1 R915 100K 1/8W 5% 12 4 4 R906 10R 1/8W 5% 3 T901 POWER X'FMR 3 D903 IN4148 L902 30.0mH 8 3 R939 1K 1/8W 5% 0.001uF C939 6 1 R909 5.1 OHM 1/4W +-5% 8 7 6 5 2 RT HV COMPNC CS VCC GND OUT C908 47uF/50V + R943 470R 1/8W 5% Coil 10 D901 FR103 C907 0.1uF L903 C929 R962 100 OHM 1/4W 0.001uF 11 MTZJ T-72 16B 2 R905 8.2K OHM 1/4W C932 R961 100 OHM 1/4W 100K OMH 2W +-5% ZD902 1 R903 C911 1500PF2KV 6 4 1 2 3 4 3 7 R935 100 OHM 1/4W R904 8.2K OHM 1/4W U901 LD7575A PS 4 5 Q903 PMBS3904 1 C906 100uF450V 1 2 + C918 680uF25V 2 C905 100uF/450V 2 1M 1/4W 5% 9 2 + 3 ! 4 FB902 BEAD + BD901 GBU408 2 + 2 1 1 + 680uF/25V R951 100 OHM 1/4W C924 0.1uF R914 0.33 OHM +-5% 1M 1/4W 5% 2.7K OHM 1% 1/10W 3 ! C917 D906 FCH10A15 3 R946 150OHM2W 1 100 OHM 1/4W R920 Bom Change jump wire +12V 2 100 OHM 1/4W R918 L906 2.2uH D909 R926 1K 1/10W 1% R942 1K 1/10W 1% 31DQ06FC C900 ! 3300pF 250V C928 470pF/50V C903 0.47UF U904 KIA431A-AT/P R930 ! ! ! C902 C901 1000PF/250VAC 1000PF/250VAC F901 FUSE ! L905 Coil 1 2 3 4 5 6 7 8 9 10 ON/OFF DIM +5V NR901 NTCR 3 HS3 HEAT SINK(Q901) 1 1 2 HS2 HEAT SINK(D9 08 ) 1 2 CN901 SOCKET ! F902 CN902 ! 2 2.43K OHM 1% 1/10W C930 0.1uF C931 0.1uF 2 Audio 5V C916 1000uF M 16V JUMPER + CONN HS1 NC HS4 HEAT SINK(D906) 1 2 Audio 5V 1 1 2 T P V ( Top Electronics Co . , Ltd. ) OEM MODEL Size G3157-1-X-X-1-080804 TPV MODEL PWPC8E41AAB6 Key Component 03.POWER PCB NAME 715G3157-1 Date 43 Victory 絬隔瓜絪腹 Tuesday , August 05, 2008 Sheet 1 of 3 Rev 称爹 Custom A ODM MODEL 24” LCD Color Monitor BenQ E2400HD R812 C813 180pF C819 NC /47pF/3KV 12K 1/8W 5% NC CN801 CONN Q805 AM4502C-T1-PF +12V ZD802 GDZJ5.6B R803 5K1 1/8W 5% G S G S D D D D C823 0.1uF R804 5K1 1/8W 5% R802 22R 1/8W 5% R805 10K 1/10W 5% R807 10K 1/10W 5% C814 180pF C820 NC/47pF/3KV R813 18K 1/8W 5% PT801 POWER 5 X'FMR 4 3 6 7 Q806 AM4502C-T1-PF 4 3 2 1 U801 ta9687GN R806 1M 1/10W 5% C803 0.01uF C812 0.1uF/25V C818 2.2uF/16V R810 8 7 6 5 4 3 2 1 G S G S D D D D 5 6 7 8 2 1 8 R817 1M 1/4W 5% C815 180pF R814 7.5K 1/8W 5% C821 NC/47pF/3KV C806 2.2uF/16V C805 0.047uF D803 BAV70 C804 3 2 D804 BAV70 C810 0.0033uF C808 0.047uF R818 1M 1/4W 5% C816 180pF R815 22K 1/8W 5% C822 NC/47pF/3KV 3 1 2 C809 220pF R819 1M 1/4W 5% 3 IS1 D802 BAV70 BAV99 1 IS3 2 2 IS2 C807 NC R829 NC 1/10W 5% 3 R830 NC 1/10W 5% R831 NC 1/10W 5% R822 75K OHM 1/8W 1 R823 75K OHM 1/8W R824 10K 1/8W 5% D806 3 R821 75K OHM 1/8W 2 1 2 D808 NC/BAW56 R820 75K OHM 1/8W 2 3 3 R828 NC 1/10W 5% 1 R832 NC/ 0 OHM 1/4W 1 2 OVPT 3 L802 300mH CN804 CONN 2 D805 1 2 4 3 VDDA 1 NC 1 D801 BAV70 D807 NC/BAW56 1 2 IS3 1 470UF/25V Q802 2N7002 SOT-23 R809 1M 1/10W 5% CN803 CONN NC R811 82K1/10W D809 75K 1/10W 1%IN4148 R833 NC 430 OHM 1% 1/10W R826 R808 300 OHM 1% 1/10W R801 1M 1/10W 5% 3 L801 300mH + NDR1 NDR2 PDR1 GNDP VDDA PDR2 TIMER GNDA PWM RT1 ISEN CT OVPT SSTCMP ENA VSEN 2 4 1 2 IS2 C811 0.1uF 9 10 11 12 13 14 15 16 1 CN802 CONN 470UF/25V C801 0.047uF R825 1M 1/8W 5% R816 1M 1/4W 5% NC C824 C802 0.047uF 1 2 IS1 5 6 7 8 + DIM ZD803 GDZJ5.6B 1 1 +5V 2 2 ON/OFF 4 3 2 1 R827 10K 1/8W 5% BAV99 T P V ( Top Victory Electronics Co . , Ltd. ) OEM MODEL Size 絬隔瓜絪腹 G3157-1-X-X-1-080804 TPV MODEL PWPC8E41AAB6 Key Component 02.INVERTER PCB NAME 715G3157-1 Date 44 Monday , August 04, 2008 Sheet 2 of 3 Rev 称爹 Custom A ODM MODEL 24” LCD Color Monitor BenQ E2400HD Key Board CN002 LED_GRN# LED_RED# POWER 1 2 3 4 GND CONN GND 8 CN001 6 5 4 3 2 1 LBADC1 LBADC2 DC_POWERON LED_GRN# LED_RED# 7 CONN C001 C002 NC/0.001uF NC/0.001uF C003 C004 C005 C006 NC/0.001uF NC/0.001uF NC/0.001uF NC/0.001uF R003 R002 1.8K1/10W 3K 1/10W 1% R005 R004 3K 1/10W 1% 1.8K1/10W R006 R007 1.8K1/10W 3K 1/10W 1% POWER GND ENTER(3.0K) 1.435V LBADC3 6 SW003 SW 1 2 ENTER RIGHT 3 GND 5 4 3 SW002 SW 1 2 6 6 0.1uF 50V C011 1 2 UDZSNP5.6B ZD001 SW 1 2 GND 5 4 0.1uF 50V C010 1 2 UDZSNP5.6B ZD002 LEFT C009 2 ZD003 2 ZD004 SW004 0.1uF 50V 1 UDZSNP5.6B 2 ZD005 C008 6 3 GND 5 4 3 SW001 SW 1 2 6 Power(1.8K) 1.042V Auto (3.0K) 1.435V CONNECTOR SW 1 2 4 0.1uF 50V RIGHT(1.8K) 1.042V GND 5 3 1 UDZSNP5.6B LBADC2 MENU (3.0K) 1.435V GND 5 4 SW005 1 UDZSNP5.6B LBADC1 0.1uF 50V LEFT (1.8K) 1.042V C007 AUTO MENU GND GND LED (AUTO) (MENU) (LEFT) (Power) (RIGHT)(ENTER) OEM MODEL M2400 Size 絬 隔 瓜絪 腹 TPV G3169-C-X-X-1-0080508 TPV MODEL Rev Key Component 02.KEY BOARD PCB NAME Date 45 ( Top Victory Electronics Thursday , June 19, 2008 Co . , Ltd. ) Sheet 715G3169-C 2 of 2 称爹 B C 24” LCD Color Monitor BenQ E2400HD Troubleshooting Guide Equipments and Tools Requirement 1. Voltmeter. 2. Oscilloscope. 3. Pattern Generator. 4. DDC Tool with and Compatible Computer. 5. Alignment Tool. 6. LCD Color Analyzer. 7. Service Manual. 8. User Manual. 46 24” LCD Color Monitor BenQ E2400HD Main Board (1) No Power No power Press power key and look if the picture is normal NG Please reinsert and make sure the AC of 100-240V is normal NG OK Reinsert or check the power section Check if the Pin 3, 4 of CN701 are 5V input NG Check power board OK Measure U701 Pin2=3.3V, U702 Pin2=1.8V OK NG Replace U701, U702 Check if X401 oscillate waveforms are normal NG Replace X401 OK Check U401 47 24” LCD Color Monitor BenQ E2400HD (2) No picture No picture Check if the Pin 3, 4 of CN701 are 5V input NG Check power board OK Measure U701 Pin2=3.3V, U702 Pin2=1.8V OK NG Replace U701, U702 X401 oscillate waveforms are normal OK NG Replace X401 Check U401 OK NG Replace U401 Check if the sync signal from computer is output and video cable is connected normally NG Input the sync signal of computer, or change the cable 48 24” LCD Color Monitor BenQ E2400HD (3) White screen White Screen Measure Q703 base is low level? NG OK X401 oscillate waveform is normal NG OK Check Q702, Q703 is broken Replace X401 Check U401 or CN701 solder? OK NG NG Check Correspondent component. Check reset circuit of U401 is normal OK NG Replace Panel Check Correspondent component. 49 Replace U401 24” LCD Color Monitor BenQ E2400HD Power Board No power Check CN902 PIN5.6 = 5V NG Check AC line volt 110V or 220V OK NG Check AC input Check the voltage of C905 (+) OK NG Check bridge rectified circuit and F901 circuit Check start voltage for the pin8 of IC901 OK NG Check R904, R905, Change IC901 Check the auxiliary voltage is bigger than 10V and smaller than 20V OK 1) Check IC901 NG 2) Check R909/D901/C908 circuit Check IC901 pin5 PWM wave OK NG Check IC901 Check D908/D906/D907/ZD921/ZD922/Q903/ZD902 50 24” LCD Color Monitor BenQ E2400HD W / LED, No Backlight Check Inverter input =12V OK NG Check adapter and F801 Check ON/OFF signal NG OK Check Interface board or main board Check U801 PIN 11=5V NG OK Change ON/OFF circuit Check U801 PIN8/PIN9 PWM wave OK NG Check U801 Check Q805, Q806 Drain wave OK NG Change Q805, Q806 Check the output of T801 OK NG Change T801 Check connecter & lamp, feedback and protect circuit 51 24” LCD Color Monitor BenQ E2400HD Keypad Board OSD is unstable or not working N Connect Key Pad Board Is Key Pad Board connecting normally? Y N Is Button Switch normally? Replace Button Switch Y N Is Key Pad Board normally? Replace Key Pad Board Y Check Main Board 52 24” LCD Color Monitor BenQ E2400HD PCB LAYOUT Main Board 53 24” LCD Color Monitor BenQ E2400HD Power Board 54 24” LCD Color Monitor BenQ E2400HD 55 24” LCD Color Monitor BenQ E2400HD Appendix – Screw List / Torque (TKRAA2NBW2BQDN/ TKRAA2NDW2BQDN) Part No. Type Description Quantity Torque 0M1G 130 6120 M3*6 FOR MAIN FRAME & PANEL 4 3±0.5KGF. CM 0M1G 930 6120 M3*6 For HDMI CONNECTOR & MAIN FRAME 1 6±1 KGF. CM 0M1G1730 6120 M3*6 FOR ALL BOARDS & MAIN FRAME 7 6±1 KGF. CM 0M1G1740 10120 M4*10 FOR HINGE & REAR COVER 4 12±2KGF. CM 0Q1G 930 8120 Q3*8 FOR STAND BKT & BEZEL 2 6±1KGF. CM 0Q1G 930 8120 Q3*8 FOR POWER KEY BOARD & BEZEL 2 6±1KGF. CM 0M1G1730 8120 M3*8 FOR HEAT SINK 1 ~ 0M1G1730 8120 M3*8 FOR HEAT SINK 1 ~ 0M1G1730 8120 M3*8 FOR HEAT SINK 2 ~ 0M1G1740 10120 M4*10 FOR HINGE & STAND 2 6±2KGF. CM 0Q1G 130 8120 Q3*8 FOR BKT_BASE & BASE 3 6±2KGF. CM 0Q1G1040 10120 Q4*10 FOR HINGE & STAND 3 6±2KGF. CM 56