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AUDIO/VIDEO MULTI-CHANNEL RECEIVER STANDBY/ON VSX-52TX LISTENING MODE SELECT DVD/LD TV/SAT DVR/VCR VIDEO1 ENTER CD CD-R/ TAPE/MD TUNER VIDEO2 MULTI JOG MASTER VOLUME ORDER NO. RRV2977 VSX-52TX AUDIO/VIDEO MULTI-CHANNEL RECEIVER VSX-52TX VSX-1014TX-K THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). Model Type Power Requirement VSX-52TX KUXJ/CA AC120V VSX-1014TX-K KUXJC AC120V Remarks For details, refer to "Important symbols for good services". PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936 PIONEER CORPORATION 2004 T-ZZR JUNE 2004 printed in Japan 1 2 3 4 SAFTY INFORMATION A This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual. Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty. If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so and refer the repair to a qualified service technician. B WARNING This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to cause cancer, birth defects or other reproductive harm. Health & Safety Code Section 25249.6 – Proposition 65 NOTICE (FOR CANADIAN MODEL ONLY) Fuse symbols (fast operating fuse) and/or (slow operating fuse) on PCB indicate that replacement parts must be of identical designation. REMARQUE (POUR MODÈLE CANADIEN SEULEMENT) C Les symboles de fusible (fusible de type rapide) et/ou (fusible de type lent) sur CCI indiquent que les pièces de remplacement doivent avoir la même désignation. (FOR USA MODEL ONLY) 1. SAFETY PRECAUTIONS The following check should be perfor med for the continued protection of the customer and ser vice technician. LEAKAGE CURRENT CHECK Measure leakage current to a known ear th ground (water pipe, conduit, etc.) by connecting a leakage current tester such as Simpson Model 229-2 or equivalent between the ear th ground and all exposed metal par ts of the appliance (input/output terminals, screwheads, metal overlays, control shaft, etc.). Plug the AC line cord of the appliance directly into a 120V AC 60 Hz outlet and turn the AC power switch on. Any current measured must not exceed 0.5 mA. D Device under test E Reading should not be above 0.5 mA Leakage current tester Test all exposed metal surfaces Also test with plug reversed (Using AC adapter plug as required) Earth ground ANY MEASUREMENTS NOT WITHIN THE LIMITS OUTLINED ABOVE ARE INDICATIVE OF A POTENTIAL SHOCK HAZARD AND MUST BE CORRECTED BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER. 2. PRODUCT SAFETY NOTICE Many electrical and mechanical parts in the appliance have special safety related character istics. These are often not evident from visual inspection nor the protection afforded by them necessarily can be obtained by using replacement components rated for voltage, wattage, etc. Replacement par ts which have these special safety character istics are identified in this Service Manual. Electr ical components having such features are identified by marking with a on the schematics and on the parts list in this Service Manual. The use of a substitute replacement component which does not have the same safety characteristics as the PIONEER recommended replacement one, shown in the parts list in this Service Manual, may create shock, fire, or other hazards. Product Safety is continuously under review and new instructions are issued from time to time. For the latest infor mation, always consult the current PIONEER Service Manual. A subscription to, or additional copies of, PIONEER Ser vice Manual may be obtained at a nominal charge from PIONEER. AC Leakage Test F 2 VSX-52TX 1 2 3 4 5 6 7 8 [ Important symbols for good services ] In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely. When you find the procedures bearing any of the symbols, be sure to fulfill them: A 1. Product safety You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and should keep the safety during servicing by following the safety instructions described in this manual. 2. Adjustments To keep the original performances of the product, optimum adjustments or specification confirmation is indispensable. In accordance with the procedures or instructions described in this manual, adjustments should be performed. 3. Cleaning For optical pickups, tape-deck heads, lenses and mirrors used in projection monitors, and other parts requiring cleaning, proper cleaning should be performed to restore their performances. B 4. Shipping mode and shipping screws To protect the product from damages or failures that may be caused during transit, the shipping mode should be set or the shipping screws should be installed before shipping out in accordance with this manual, if necessary. 5. Lubricants, glues, and replacement parts Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed ones should be used. C CONTENTS SAFTY INFORMATION ........................................................................................................................................2 1. SPECIFICATIONS .............................................................................................................................................5 2. EXPLODED VIEWS AND PARTS LIST.............................................................................................................6 2.1 PACKING ....................................................................................................................................................6 2.2 EXTERIOR SECTION ................................................................................................................................8 2.3 CHASSIS SECTION .................................................................................................................................10 2.4 REAR PANEL SECTION ..........................................................................................................................12 2.5 HEAT SINK SECTION ..............................................................................................................................14 2.6 FRONT PANEL SECTION ........................................................................................................................16 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ..........................................................................................18 3.1 BLOCK DIAGRAM....................................................................................................................................18 3.1.1 AUDIO SECTION ...............................................................................................................................18 3.1.2 VIDEO and DISPLAY SECTIONS ......................................................................................................20 3.1.3 DSP SECTION ...................................................................................................................................22 3.1.4 POWER SUPPLY SECTION ..............................................................................................................24 3.2 OVERALL WIRING DIAGRAM .................................................................................................................26 3.3 MULTI CH I/O and AUDIO CONNECT ASSYS ........................................................................................28 3.4 COMPOSITE V ASSY ..............................................................................................................................30 3.5 S VIDEO ASSY.........................................................................................................................................32 3.6 COMPONENT ASSY................................................................................................................................34 3.7 OPTICAL-IN,H.P,FRONT-IN,FRONT-IN CONNECT and 12VTRIG ASSYS .............................................36 3.8 MAIN CONTROL ASSY (1/3) ...................................................................................................................38 3.9 MAIN CONTROL ASSY (2/3) ...................................................................................................................40 3.10 MAIN CONTROL ASSY (3/3) .................................................................................................................42 3.11 DSP ASSY (1/2) .....................................................................................................................................44 3.12 DSP ASSY (2/2) .....................................................................................................................................46 3.13 VOLUME, DISPLAY and MULTI JOG ASSYS ........................................................................................48 3.14 POWER AMP IN and POWER PROTECT ASSYS ................................................................................50 3.15 POWER AMP-L and POSI 1 L ASSYS...................................................................................................52 3.16 POWER AMP-R and POSI 1 R ASSYS .................................................................................................54 3.17 REGULATOR ASSY ...............................................................................................................................56 3.18 TRANS 2-1, TRANS 2-2, DIODE, VH TR and SP/PS ASSYS................................................................58 D E F 3 VSX-52TX 5 6 7 8 1 2 3 4 3.19 REAR TOP, TRANS SIDE, TRANS 1 and PRIMARY ASSYS ................................................................ 60 4. PCB CONNECTION DIAGRAM ..................................................................................................................... 62 4.1 MULTI CH I/O ASSY ................................................................................................................................ 63 4.2 AUDIO CONNECT ASSY ........................................................................................................................ 64 4.3 COMPOSITE V ASSY.............................................................................................................................. 65 4.4 S VIDEO ASSY ........................................................................................................................................ 66 4.5 VIDEO SIDE and OPTICAL-IN ASSYS ................................................................................................... 67 4.6 COMPONENT ASSY ............................................................................................................................... 68 4.7 FRONT IN and FRONT-IN CONNECT ASSYS........................................................................................ 69 4.8 MAIN CONTROL ASSY ........................................................................................................................... 70 4.9 DISPLAY ASSY........................................................................................................................................ 74 4.10 HEADPHONE, VOLUME and MULTI JOG ASSYS................................................................................ 76 4.11 POWER AMP IN ASSY.......................................................................................................................... 78 4.12 12V TRIGGER ASSY ............................................................................................................................. 79 4.13 DSP ASSY ............................................................................................................................................. 80 4.14 POWER PROTECT, POWER AMP-L and POSI 1 L ASSYS ................................................................. 82 4.15 POWER AMP-R and POSI 1 R ASSYS................................................................................................. 86 4.16 REGULATOR ASSY............................................................................................................................... 90 4.17 SP / PS ASSY ........................................................................................................................................ 94 4.18 TRANS 2-1, DIODE and VH TR ASSYS ................................................................................................ 96 4.19 TRANS SIDE ASSY ............................................................................................................................... 98 4.20 TRANS 2-2, TRANS 1 and PRIMARY ASSYS..................................................................................... 100 4.21 REAR TOP ASSY ................................................................................................................................ 102 5. PCB PARTS LIST ......................................................................................................................................... 103 6. ADJUSTMENT ............................................................................................................................................. 113 7. GENERAL INFORMATION ........................................................................................................................... 114 7.1 DIAGNOSIS ........................................................................................................................................... 114 7.1.1 PROTECTION CIRCUIT CONTROL SPECIFICATION ................................................................... 114 7.1.2 HOW TO DIAGNOSE THE AMPLIFIER SECTION ......................................................................... 116 7.1.3 HOW TO DIAGNOSE THE UNIT WITH THE POWER AMPLIFIER SECTION REMOVED ............ 117 7.1.4 DISASSEMBLY................................................................................................................................ 120 7.1.5 TROUBLE SHOOTING OF THE DSP ASSY ................................................................................... 124 7.2 PARTS.................................................................................................................................................... 133 7.2.1 IC ..................................................................................................................................................... 133 7.3 CLEANING............................................................................................................................................. 142 8. PANEL FACILITIES ...................................................................................................................................... 143 8.1 FRONT PANEL ...................................................................................................................................... 143 8.2 DISPLAY ................................................................................................................................................ 145 8.3 REMOTE CONTROL UNIT .................................................................................................................... 147 A B C D E F 4 VSX-52TX 1 2 3 4 5 6 7 8 1. SPECIFICATIONS Specifications A Amplifier section Continuous average power output of 110 watts* per channel, min., at 8 ohms, from 20 Hz to 20,000 Hz with no more than 0.09%** total harmonic distortion (front). Continuous Power Output Front .....................110 W + 110 W (20 Hz-20 kHz, 0.09%) Center .................................110 W (20 Hz-20 kHz, 0.09%) Surround ..............110 W + 110 W (20 Hz-20 kHz, 0.09%) Surround back ......110 W + 110 W (20 Hz-20 kHz, 0.09%) Antenna Input ........................................... 75Ω unbalanced AM Tuner Sectio Frequency Range .............................. 530 kHz to 1,700 kHz Sensitivity (IHF, Loop antenna) ............................ 350 µV/m Selectivity ................................................................... 25 dB Signal-to-Noise Ratio ................................................. 50 dB Antenna ......................................................... Loop antenna Miscellaneous Audio Section Input (Sensitivity/Impedance) LINE .................................................... 335 mV/47 kΩ Frequency Response LINE ............................. 5 Hz to 100,000 Hz dB Output (Level/Impedance) REC .................................................... 335 mV/2.2kΩ Tone Control BASS ................................................ ± 6 dB (100 Hz) TREBLE ............................................. ± 6 dB (10 kHz) LOUDNESS ....................... +4/+2 dB (100Hz/10 kHz) (at volume position –40dB) Signal-to-Noise Ratio (IHF, short circuited, A network) LINE ................................................................103 dB Signal-to-Noise Ratio [EIA, at 1W (1kHz)] LINE ..................................................................83 dB * Measured pursuant to the Federal Trade Commission’s Trade Regulation rule on Power Output Claims for Amplifiers ** Measured by Audio Spectrum Analyzer Composite Video / S-Video Section Input (Sensitivity/Impedance) ...........................1 Vp-p/75Ω Output (Level/Impedance) ................................1 Vp-p/75Ω Signal-to-Noise Ratio ............................................... 65 dB Frequency Response ......................... 5 Hz to 10 MHz dB Component Video Sectio Input (Sensitivity/Impedance) ...........................1 Vp-p/75Ω Output (Level/Impedance) ................................1 Vp-p/75Ω Signal-to-Noise Ratio ............................................... 65 dB Frequency Response ........................ 5 Hz to 40 MHz dB FM Tuner Sectio Frequency Range ........................... 87.5 MHz to 108 MHz Usable Sensitivity ......... Mono: 13.2 dBf, IHF (1.3 µV/75Ω) 50 dB Quieting Sensitivity ......................... Mono: 20.2 dBf Stereo:38.6 dBf Signal-to-Noise Ratio .................. Mono: 73 dB (at 85 dBf) Stereo: 70 dB (at 85 dBf) Distortion ........................................... Stereo: 0.5% (1 kHz) Alternate Channel Selectivity .................... 60 dB (400 kHz) Stereo Separation ......................................... 40 dB (1 kHz) Frequency Response ..................... 30 Hz to 15 kHz ± 1dB B Power Requirements ................................ AC 120 V, 60 Hz Power Consumption .................................... 480 W, 630 VA In standby .............................................................. 0.43 W AC Outlet ........................................ (switched) 100 W MAX. Dimensions ....................... 420 (W) x 173 (H) x 465 (D) mm (16 9/ 16 (W) x 613/ 16 (H) x 185/ 16 (D) in.) Weight (without package) ...........................15.5 kg (34.2 lb) Furnished Parts Microphone (for Auto MCACC setup) ..........................1 Microphone stand ........................................................ 1 AA/LR6 dry cell batteries ................................................ 2 Remote control ..................................................................1 AM loop antenna ............................................................... 1 FM wire antenna ................................................................1 Warranty card .................................................................... 1 These operating instructions ..............................................1 C Note • Specifications and the design are subject to possible modifications without notice, due to improvements. Cleaning the uni • Use a polishing cloth or dry cloth to wipe off dust and dirt. D • When the surface is dirty, wipe with a soft cloth dipped in some neutral cleanser diluted five or six times with water, and wrung out well, and then wipe again with a dry cloth. Do not use furniture wax or cleansers. • Never use thinners, benzine, insecticide sprays or other chemicals on or near this unit, since these will corrode the surface. E F 5 VSX-52TX 5 6 7 8 1 2 3 4 2. EXPLODED VIEWS AND PARTS LIST NOTES: A Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. The mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. Screws adjacent to mark on product are used for disassembly. For the applying amount of lubricants or glue, follow the instructions in this manual. (In the case of no amount instructions, apply as you think it appropriate.) 2.1 PACKING 8 9 2 B 1 3 10 4 12 5 6 7 C 14 15 13 16 Accessories AUDIO/VIDEO MULTI-CHANNEL RECEIVER VSX-52TX D AM Loop Antenna (ATB7013) INPUT RECEIVER SELECT SOURCE FM Wire Antenna (ADH7030) "AA" IEC LR6 batteries DVD/LD TV/SAT CD CD-R/TAPE DVR/VCR TV CONT Operating Instructions (VSX-52TX : ARB7302) (VSX-1014TX-K : ARB7305) MULTI CONTROL INPUT ATT +10 E TUNER RECEIVER FL DIMMER SR Operating Instructions DISC ENTER D.ACCESS TOP MENU CLASS MENU TUNE DTV MENU ST ST ENTER BAND T.EDIT SYSTEM GUIDE SETUP TUNE RETURN TV CONTROL TVVOL DTV ON/OFF INPUT SELECT REC TUNER DISPLAY MPX AUDIO TV CH VOL DTV INFO MUTE REC STOP CH RETURN SUBTITLE HDD CH THX RECEIVER CONTROL DVD CH STANDARD ADV.SURR STEREO AUTO SURR ACOUSTIC EQ SIGNAL SELECT MIDNIGHT/ LOUDNESS SHIFT EFFECT /CH SEL SLEEP DIALOG E Microphone Stand for Auto Surround Sound Setup (AEB7269) Microphone for Auto Surround Sound Setup (APM7004) RECEIVER Remote Control Unit ( AXD7381 ) F 6 VSX-52TX 1 2 3 4 5 6 7 8 (1) PACKING parts List Mark No. 1 2 3 4 5 Description Microphone for Auto Surround Sound Setup Microphone Stand for Auto Surround Sound Setup FM Wire Antenna AM Loop Antenna Caution Sheet SP,E Mark No. Part No. Description Part No. APM7004 9 10 AEB7269 11 NSP 12 13 14 15 ADH7030 ATB7013 ARM7083 NSP 6 Warranty Card 106 See Contrast table (2) 7 Operating Instructions (English) See Contrast table (2) NSP 8 Literature Bag AHG1180 16 Remote Control Unit Battery Cover AXD7381 XZN3140 • • • • "AA" IEC LR6 batteries Front Pad V1 Rear Pad V1 Packing Sheet VEM1023 AHA7428 AHA7429 RHC1023 Packing Case See Contrast table (2) A B (2) CONTRAST TABLE VSX-52TX/KUXJ/CA and VSX-1014TX-K/KUXJC are constructed the same except for the following: Mark NSP No. 6 7 16 16 Symbol and Description Warranty Card Operating Instructions (English) Packing Case 52KU Packing Case 1014KU VSX-52TX /KUXJ/CA VSX-1014TX-K /KUXJC ARY7007 ARB7302 AHD8255 Not used ARY7045 ARB7305 Not used AHD8256 C D E F 7 VSX-52TX 5 6 7 8 1 2 3 4 2.2 EXTERIOR SECTION A 8 11 B CONTACT SIDE NON-CONTACT SIDE 10 11 10 10 1 11 10 11 5 6 11 C 11 11 2 11 5 3 11 6 11 10 D 11 11 11 11 7 4 4 11 11 E 11 9 11 Refer to "2.3 CHASSIS SECTION". 11 Refer to "2.6 FRONT PANEL SECTION". 11 F 8 VSX-52TX 1 2 3 4 5 6 7 8 (1) EXTERIOR SECTION parts List Mark No. 1 2 3 4 5 6 7 8 NSP 9 10 11 12 Description Part No. Bonnet Case V1B Left Beam Center Beam Insulator Spacer (4.5 x 10 x 20) AZN7980 ANG7401 ANG7482 PNW2766 AEB7355 Spacer 45B (6 x 7 x 13) Nyron Rivet Label (DD/DTS/THX) Energy Star Label Screw AEB7264 AEC7408 ARW7281 AAX8022 BBZ40P080FZK Screw • • • • BBZ30P080FCC A B C D E F 9 VSX-52TX 5 6 7 8 1 2 3 4 A 32 CONTACT SIDE NON-CONTACT SIDE 2.3 CHASSIS SECTION 1 AF 32 32 9 15 F 30 5 Y 6 10 10 4 32 AB I X A B 14 33 29 AE 32 2 16 3 11 D 31 B C 31 31 I H 13 32 28 D Z 32 E F 12 30 32 H 26 32 32 32 E 8 C 31 32 A C 30 32 32 32 B 32 32 AD Refer to "2.5 HEATSINK SECTION". 17 7 AA 18 24 32 23 23 D 32 32 Refer to "2.4 REAR PANEL SECTION". 32 19 22 25 E 21 32 25 32 32 27 27 32 Screw Cover (Accessory of Panel Base V1B) F 20 32 32 32 10 VSX-52TX Only VSX-52TX 1 2 3 4 5 6 7 8 (1) CHASSIS SECTION parts List Mark No. > > > > Description Part No. Mark No. 18 NSP 19 20 Trans. Frame 45 Panel Stay V1 Stabilizer 45 ANG7399 AND7066 See Contrast table (2) 21 NSP 22 23 24 25 Screw Cover 45A Under Base PCB Mold Locking Card Spacer Card Spacer AEC7414 See Contrast table (2) AMR2534 PNW2917 DNK2769 26 27 NSP 28 NSP 29 30 Wire Saddle 5S Push Rivet Binder (BK-1) Trans. Label V1 Screw AEC7500 AEC7370 ZCA-BK1 AAX8052 IBZ30P150FCC Screw Screw Deco Screw ABA7109 BBZ30P080FCC ABA7060 1 2 3 4 5 PRIMARY Assy SP/PS Assy DIODE Assy TRANS 2-1 Assy TRANS 2-2 Assy AWX8384 AWX8373 AWX8376 AWX8372 AWX8371 6 7 8 9 10 TRANS 1 Assy VH TR Assy TRANS SIDE Assy Fuse (FU1 : 10A) Fuse (FU4, 5 : 2.5A) AWX8383 AWX8411 AWX8417 VEK1029 REK1112 11 12 13 14 15 Power Transformer (T1501) Power Cable Flexible Cable (12P) Primary Angle 56 DSP Shield A V1 ATS7374 VDG1075 ADD7477 ANG7526 ANG7479 16 17 Cord Stopper Under Beam V1 CM-22C AND7478 31 32 33 Description Part No. B (2) CONTRAST TABLE VSX-52TX/KUXJ/CA and VSX-1014TX-K/KUXJC are constructed the same except for the following: Mark NSP NSP No. 20 22 22 Symbol and Description Stabilizer 45 Under Base 52 Under Base 1014 VSX-52TX /KUXJ/CA VSX-1014TX-K /KUXJC ANG7408 ANA7166 Not used Not used Not used ANA7161 A C D E F 11 VSX-52TX 5 6 7 8 1 2 3 4 A CONTACT SIDE NON-CONTACT SIDE 2.4 REAR PANEL SECTION 23 19 25 23 24 13 23 21 23 23 23 23 23 23 16 VSX-52TX Only B 15 23 1 2 23 K G F 3 22 VSX-52TX Only D C C 17 5 18 7 23 23 To POWER AMP IN 4 A E 6 8 AC 9 B D from POWER PROTECT L M 10 from TRANS SIDE To TRANS 2-1 E 12 W 20 14 11 F 12 VSX-52TX 1 2 3 4 5 6 7 8 (1) REAR PANEL SECTION parts List Mark No. > Description Mark No. Part No. 1 2 3 4 5 12V TRIGGER Assy COMPONENT Assy S VIDEO Assy COMPOSITE V Assy MULTI CH I/O Assy See Contrast table (2) AWX8358 AWX8361 See Contrast table (2) See Contrast table (2) 6 7 8 9 10 REAR TOP Assy OPTICAL-IN Assy VIDEO SIDE Assy AUDIO CONNECT Assy MAIN CONTROL Assy AWX8397 AWX8394 AWX8366 AWX8382 See Contrast table (2) 11 12 13 14 REGULATOR Assy DSP Assy FM/AM TUNER Unit Fuse (FU2501, 2502 : 3.15A) See Contrast table (2) AWX8414 AXX7172 REK1114 Description Part No. 15 Connector Assy (8P) See Contrast table (2) 16 17 18 19 20 Flexible Cable (11P) Flexible Cable (17P) Flexible Cable (10P) Rear Panel Card Spacer ADD7476 ADD7478 ADD7472 See Contrast table (2) AEC7502 21 22 23 24 25 Speaker Sheet V1 Hexagonal Screw Screw Screw Cushion Circle 14B AAK8176 See Contrast table (2) BBZ30P080FCC BBT30P100FCC AED7081 A B (2) CONTRAST TABLE VSX-52TX/KUXJ/CA and VSX-1014TX-K/KUXJC are constructed the same except for the following: Mark No. Symbol and Description VSX-52TX /KUXJ/CA VSX-1014TX-K /KUXJC AWX8395 1 4 5 10 11 12V TRIGGER Assy COMPOSITE V Assy MULTI CH I/O Assy MAIN CONTROL Assy REGULATOR Assy AWX8353 AWX8410 AWX8343 AWX8364 Not used AWX8362 AWX8352 AWX8348 AWX8367 15 19 19 22 Connector Assy (8P) Rear Panel 52KU Rear Panel 1014KU Hexagonal Screw ADE7085 ANC8249 Not used ABA7078 Not used Not used ANC8254 Not used C D E F 13 VSX-52TX 5 6 7 8 1 2 3 4 A CONTACT SIDE NON-CONTACT SIDE 2.5 HEAT SINK SECTION 15 B 9 from AUDIO CONNECT 15 11 11 14 3 10 1 15 11 15 15 11 15 11 12 D S 12 15 Q To TRANS 2-1 15 12 5 A C C 12 15 C 8 from SP/PS 15 13 T 13 D 15 V6 2 15 15 15 16 12 U B 15 15 15 10 A 15 15 14 4 12 16 B D 12 R 11 15 11 11 15 11 11 from MAIN CONTROL 7 9 15 E F 14 VSX-52TX 1 2 3 4 5 6 7 8 HEAT SINK SECTION parts List Mark No. Description Part No. POWER AMP-L Assy POWER AMP-R Assy POWER AMP IN Assy POWER PROTECT Assy POSI 1 L Assy AWX8409 AWX8404 AWX8405 AWX8406 AWX8427 6 7 8 NSP 9 10 POSI 1 R Assy Flexible Cable (15P) Flexible Cable (18P) Heat Sink 45 H.S Angle V1 AWX8426 ADD7473 ADD7479 ANH7152 ANG7481 11 12 NSP 13 14 15 PCB Angle 45 Mica Sheet 45 Speed Clamp Nyron Rivet Screw ANG7406 AEE7047 AEC7445 AEC7408 BBZ30P100FCC Screw • • • • ABA7085 1 2 3 4 5 16 17 A B C D E F 15 VSX-52TX 5 6 7 8 1 2 3 4 A CONTACT SIDE NON-CONTACT SIDE 2.6 FRONT PANEL SECTION 28 26 22 B 22 25 30 22 P 27 28 23 Q 1 24 9 A 28 28 19 A 17 (2/2) 27 (Magnet Holder) 28 C 18 28 H 28 28 21 6 28 J 20 N 8 22 4 3 7 31 12 2 27 5 13 I from MAIN CONTROL 16 D 10 16 15 14 17 (1/2) 31 13 Screw Cover (See section "2.3 CHASSIS SECTION".) 12 28 11 E 28 28 No. 17 (2/2) Magnet Holder F 16 VSX-52TX 1 2 3 4 5 6 7 8 (1) FRONT PANEL SECTION parts List Mark No. 1 2 3 4 5 Description Mark No. Part No. MULTI JOG Assy DISPLAY Assy VOLUME Assy HEADPHONE Assy FRONT-IN Assy AWX8479 See Contrast table (2) AWX8378 AWX8380 AWX8381 FRONT-IN CONNECT Assy Flexible Cable (15P) Flexible Cable (26P) Earth Lead Wire Pioneer Badge B AWX8416 ADD7473 ADD7474 ADH7022 See Contrast table (2) 11 12 13 14 15 F. Panel Rotary Knob B Ring D. Sheet Window See Contrast table (2) AAA7024 ABH7213 See Contrast table (2) See Contrast table (2) 16 17 Cushion Circle 6B Panel Base V1B AED7083 AMB7870 6 7 8 NSP 9 10 18 19 20 Description Part No. Magnet 35 Standby Button V1K Earth Plate A AMF7007 XAD3173 ANG7484 Earth Spring 35 Cushion 11 x 11 Door Door Base V1B Door Shaft 35 ABH7193 AED7088 See Contrast table (2) AMR7477 AMR7295 26 27 28 29 30 Damper Assy (240) Screw Screw • • • • • • • • AXA7136 ABA7110 BPZ30P100FTC 31 Nut NK90FCC NSP 21 22 23 24 25 A B (2) CONTRAST TABLE VSX-52TX/KUXJ/CA and VSX-1024TX-K/KUXJC are constructed the same except for the following: Mark No. Symbol and Description VSX-52TX /KUXJ/CA VSX-1024TX-K /KUXJC 2 10 11 11 14 DISPLAY Assy Pioneer Badge B F. Panel 52KU F. Panel 1014KU D. Sheet 52KU AWX8377 PAN1376 ANB7338 Not used AAK8179 AWX8389 AAN7218 Not used ANB7339 Not used 14 15 15 23 23 D. Sheet 1014KU Window 52 Window 1014 Door 52 Door V1 Not used AAK8177 Not used ANB7334 Not used AAK8180 Not used AAK8186 Not used ANB7335 C D E F 17 VSX-52TX 5 6 7 8 1 2 3 4 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM 3.1.1 AUDIO SECTION A G OPTICAL-IN ASSY B J I FRONT-IN CONNECT ASSY FRONT-IN ASSY AC REAR TOP ASSY C D CH A MULTI I/O ASSY E B AUDIO CONNECT ASSY F 18 VSX-52TX 1 2 3 4 5 6 7 8 A M ( M 1/2 - M 2/2 ) DSP ASSY AD TRANS SIDE ASSY H HEADPHONE ASSY W REGULATOR ASSY B AB PS/SP ASSY L ( L 1/3 - L 3/3 ) MAIN CONTROL ASSY C D S POWER AMP_L ASSY AMP Q POWER IN ASSY E U POWER AMP-R ASSY F 19 VSX-52TX 5 6 7 8 1 2 3 4 3.1.2 VIDEO and DISPLAY SECTIONS Video Block A VSX-52TX ONLY JA721 MR OUT IC721 NJM2279M MULTI ROOM Selector 7 16 15 24 5 20 AIN CIN Y/C SEPARATE CLK Q743 GENERATE IC701 NJM2595M 702(2/2) DVR/VCR 7 1 13 15 9 Q744 LPF(Chroma) 5 3 3 3 2 OSD MXV 4 COMPOSITE Selector C 13 11 Q745 6 7 14 5 703(1/2) VIDEO1 IC732(1/2) TK15420M IC731 TC74HC4052AF Q731 -6dB & BUFFER VSX-52TX ONLY CKIN 1 UCY MR OUT 10 12 701(2/2) TV/SAT B CIN UCC 3 701(1/2) DVD/LD IC742 TC90A49F IC741 MM1093NF 1 703(2/2) MONITOR OUT 1 IC732(2/2) TK15420M +6 dB AMP or BUFFER OSD Selector DVR OUT 702(1/2) DVR OUT COMPOSITE ASSY C 2 10 8 CN2501 10 8 JA3352(3/5) VIDEO 6 6 4 UCY CN751 UCC CN701 MXV W FV I REGULATOR ASSY OSD 12 FRONT-IN ASSY 4 E CN891 CN2502 15 Y UCY UCC CN801 5 1 13 3 -6dB 9 CN812(2/3) VIDEO1 5 1 +6 dB AMP or BUFFER Y INVERT 2 C Y Selector Y IC802 NJM2595M CN812(3/3) MONITOR OUT Y 1 IC871(1/2) TK15420M 7 +6 dB AMP or BUFFER IC842(2/2) TK15420M Q871 3 E 3 1 15 Y CN812(1/3) DVR/VCR 3 IC831(1/2) TK15420M 7 Y IC842(1/2) TK15420M 1 C C C 8 IC801 NJM2595M Y CN811(2/3) TV/SAT OUTY OUTC UCY 4 10 12 6 OUTY 2 UCC MXV OSD CN851 L ( L 1/3- L 3/3) MAIN ASSY CN811(1/3) DVD/LD OUTY 4 10 8 OUTC 15 14 12 6 UCY 14 OUTC 3 FV-C CN892 13 FV-C 1 FV-Y FV FV 2 FV-Y MXV OSD FV FV-Y FV-C 3 11 10 8 CN107 UCC D CN115 9 10 11 CN3342 FRONT-IN CONNECT ASSY 13 14 16 MXV J CN2515 1 CN893 OSD CN3341 9 10 11 FV CN3351 VIDEO SIDE ASSY 17 FV-Y C FV-C JA3352(2/5) S-VIDEO Y/C MIX 6 7 IC841 TC74HC4052AF IC871(2/2) TK15420M 15 Y SW 14 C 13 11 7 5 1 13 15 9 3 5 -6dB 7 IC831(2/2) TK15420M Q872 2 C SW 3 5 IC881 LA7213 S-SYNC DET OSD SW 1 C Selector DVR OUT(Y) DVR OUT(C) IC851 PDC084B F Y OUT CN811(3/3) DVR/VCR C Q852 13 D S-VIDEO ASSY CVOUT OSD 20 VSX-52TX 1 2 3 4 5 6 7 8 Display/SR Block A N VOLUME ASSY P AC MULTI JOG REAR TOP ASSY 2 3 ASSY V3001 FL Display JA952 SR OUT S3251 D3005 L ( L 1/3- L 3/3) Q3004(1/2) Q3001 D3004 CN3001 CN101 MRIN SROUT RMC REMOTE RECEIVER UNIT SRIN IC3002 IC501 PD5957A8 (PD5956A) Q3002 MAIN U-COM 31 32 14 12 13 21 13 15 RMC SRIN TXD 11 10 12 9 CN104 Control Signal 1 7 CN951 13 14 12 15 16 S3201 3201 K 12V TRIGGER 8 SRIN 6 SRIN MRIN Q3004(2/2) 3001 TXD 38 39 RXD IC3003 TC7W53FU IR SW RXD Display U-COM ASSY CN108 CN982 MAIN ASSY 7 MRIN IC504 TC74VHCT 125AFT SR+/232C SW 3 2 12 11 B 4 RMC 3251 SROUT 3002 IC3001 PE5403A VSX-52TX ONLY JA951 SR IN 6 4 SROUT O DISPLAY ASSY 7 MRIN 2 C JA982 IR IN 2 JA983 IR OUT VSX-52TX ONLY IC842(1/2) TK15420M BUFFER 5 7 IC5022 TA1270BF 3 OUTC OUTY IC842(1/2) TK15420M 3 47 Chroma Decoder 48 40 1 BUFFER D 26 8 27 22 21 20 F Y JA5001 COMPONENT IN1 Cb IC5051(2/2) TK15420M BUFFER 5 7 Cr 3 Y JA5002 COMPONENT IN2 Cb IC5052(1/2) TK15420M 1 BUFFER 5 7 IC5052(2/2) TK15420M BUFFER Cr IC5001 NJM2586M UCYY Y1 Y2 COMPONENT ASSY 1 3 Y-SW 24 5 Y CB1 8 CB2 10 UCCB 12 CR1 17 CR2 15 UCCR Cb-SW 22 Cb Cr Cr-SW 20 COMPONENT OUT 1 15 6 CN5051 E JA5003 13 COMPONENT Selector F 21 VSX-52TX 5 6 7 8 1 2 3 4 3 4 3.1.3 DSP SECTION A DSP Block M ( M 1/2 - M 2/2 ) DSP ASSY B AUDIO/VIDEO MULTI-CHANNEL RECEIVER STANDBY/ON VSX-52TX LISTENING MODE SELECT DVD/LD TV/SAT DVR/VCR VIDEO1 ENTER CD CD-R/ TAPE/MD TUNER VIDEO2 MULTI JOG MASTER VOLUME C D E F 22 VSX-52TX 1 2 5 6 7 8 A B C D E F 23 VSX-52TX 5 6 7 8 1 2 3 4 3.1.4 POWER SUPPLY SECTION Power Supply Block A AB 4 11 12 PRIMARY ASSY AF T1001 VL+ 4 3 Y5 V-12A 3 CN1002 CN2003 VL1 CN4501 3 CN2002 CN4001 Y14 Y15 Y11 1 DIODE ASSY D2241 D2242 4 Y9 3 Y10 IC2201 D2201 6 4 12 1 13 3 IC2202 10 +C -VH 5 V-12A Q POWER AMP IN ASSY W REGULATOR ASSY IC2501 NJM78M12FA REG. -C 1 REG. 3 Q2233 2205 +VH 5 X TRANS 2-1 ASSY AA 4 -VH CN2205 Q2234 REG. 6 -VH IC2502 NJM79M12FA REG. -VH 4 V-12A 1 CN2201 VSX-52TX ONLY V-12A D2534, D2535 D 3 CN2202 23 IC2251 24 IC2252 25 26 E IC2253 1 REG V 2 REG VG 3 4 REG V REG D 1 1 REG V 2 2 REG VG 3 3 REG V 4 4 REG D 27 5 REG D 5 5 REG D 28 6 AC1 6 6 AC1 29 7 AC2 7 7 AC2 CN2302 2303 2250 Y TRANS 2-2 ASSY 2 IC2504 NJM79M05FA REG. 1 2502 2503 2504 1 3 3 2 4 4 3 5 5 4 FU2501 5 6 7 D2507 FU2502 D2521 IC2506 NJM78M05FA REG. IC2503 NJM78M56FA REG. V+5AD CN2505 D2527 REG B 1 D2528 D2529 D2532 D2533 G REG 2 D2501 D2504 C2529 + REG B D2514 4 C2536 + 16 3 -VF C2537 + FU5 4 C2216 + NP D2217 D2216 15 C2215 NP C2217, C2518 D2515 FU4 14 IC2507 NJM78M05FA REG. V+5D F SIDE AD TRANS ASSY 24 VSX-52TX 1 2 4 13 12 11 10 VH TR ASSY 11 3 +VH 2 1 8 2 4001 Y12 N 1 AE TRANS ASSY VH- 1 RY1001 2 NEUTRAL CN1001 C VH+ -VL 1 1 +VL B +VL -VL 2001 V+12A REG. D1001 FU1 CN2004 IC1001 NJM78M56FA W1006 LIVE AMP-L S POWER ASSY PS/SP ASSY 3 4 5 U 6 7 8 A POWER AMP-R ASSY V+5.6ST V+12A V-12A CH I/O A MULTI ASSY VL+ AC V+7A Y6 REAR TOP ASSY CN601 19 18 CN955 V-12A CN902 V+5.6U 5 V+5AD R441 V-12A CN115 17 7 18 6 19 5 20 CN101 V+5_6U V+7A V+12A R181 V+2_5A CN107 4 8 1 C CN3342 8 12 15 J VSX-52TX 20 G V+12TR CN981 V+12TR 26 25 24 11 10 V+5_6ST R442 V-7A TRIGGER K 12V ASSY CN2504 CN3001 3 16 17 FRONT-IN CONNECT ASSY 4 V+5D L ( L 1/3- L 3/3) CN104 -VF 1 CN2515 1 2 1 MAIN ASSY OPTICAL-IN ASSY 9 1 V+5D CN3341 CN3351 V+5D 8 5 12 13 20 CN951 V-7A 6 V-12A 23 V+7A V+12A 8 CN105 CN102 12 11 4 -VF 6 -VF AC2 2 19 18 CN103 B CN954 CN1 R182 2 1 6 V+5_6ST 5 1 CN952 17 CN114 V+12T 4 5 7 2 AUDIO CONNECT ASSY CN2514 1 CN901 5 6 D444 B V+7A V-12A 15 5 CN903 CN905 CN4003 4 3 CN904 V-7A CN4002 4 D443 3 2 4 3 2 4 V+7A V+5D CN961 V-7A CN5001 V+9V 5 4 V+5.6V 4 7 V-5.6V 1 V3D V-5_6V V+5.6V V-5.6V V+5_6V 3 CN701 V+5.6V V-5.6V 15 14 13 12 6 1 2 3 5 D V+ 12A M ( M 1/2- M 2/2) D V+5_6V CN901 CN106 CN4053 V+ 5_6U V+5AD 8 4 4 10 11 12 4 V-5_6V 6 FRONT-IN ASSY V1R2 IC902 LM1117DT -ADJ REG. V+5D 7 S-VIDEO ASSY CN2501 I 8 9 12 15 8 9 12 15 V-12A DSP ASSY CN111 6 1 2 3 18 1 2 3 CN113 1 2 R POWER PROTECT ASSY 11 14 CN801 CN551 IC901 NJM2391 DL1-33 REG. F COMPONENT ASSY CN2502 CN601 V+5_6V E 4051 11 V-5_6V COMPOSITE-V ASSY C CN2524 CN2511 V+2_5A CN2525 AC1 3 V+9V 10 11 -VF CN2503 9 AC2 3 AC2 Q951 REG. AC2 19 CN602 9 2 AC1 V+5_6U V+9T V-7A V-12A VL13 12 11 10 CN4551 1 O DISPLAY ASSY TUNER MODULE AC1 VH- AC1 VH+ F 25 VSX-52TX 5 6 7 8 1 2 3 4 3.2 OVERALL WIRING DIAGRAM A N O VOLUME ASSY (AWX8378) P MULTI JOG ASSY (AWX8379) DISPLAY ASSY (VSX-52TX : AWX8377) (VSX-1014TX-K : AWX8389) J FRONT-IN CONNECT ASSY (AWX8416) R B I U AUDIO CONNECT ASSY (AWX8382) MAIN CONTROL ASSY (VSX-52TX : AWX8343) (VSX-1014TX-K : AWX8348) A COMPOSITE V ASSY (VSX-52TX : AWX8353) (VSX-1014TX-K : AWX8362) AC MULTI CH I/O ASSY (VSX-52TX : AWX8410) (VSX-1014TX-K : AWX8352) E B L L 1/3 - L 3/3 D DSP ASSY (AWX8414) M M 1/2, M 2/2 W C V REGULATOR ASSY (VSX-52TX : AWX8364) (VSX-1014TX-K : AWX8367) POSI 1 R ASSY (AWX8426) FRONT-IN ASSY (AWX8381) POWER AMP-R ASSY (AWX8404) POWER PROTECT ASSY (AWX8406) S VIDEO ASSY (AWX8361) REAR TOP ASSY (AWX8397) G F C D FM/AM TUNER UNIT (AXX7172) OPTICAL-IN ASSY (AWX8394) 26 VSX-52TX 1 2 3 4 5 6 7 8 ÷ When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST". ÷ The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. ÷ : The power supply is shown with the marked box. A H HEADPHONE ASSY (AWX8380) AE TRANS 1 ASSY (AWX8383) B S AA T1501 POWER TRANSFORMER ATS7374 VH TR ASSY (AWX8411) X POWER AMP-L ASSY (AWX8409) AF POWER AMP IN ASSY (AWX8405) C Z TRANS 2-1 ASSY (AWX8372) Q PRIMARY ASSY (AWX8384) D F E COMPONENT ASSY (AWX8358) E DIODE ASSY (AWX8376) POSI 1 L ASSY (AWX8427) AD T TRANS SIDE ASSY (AWX8417) Y TRANS 2-2 ASSY (AWX8371) VIDEO SIDE ASSY (AWX8366) AB K SP/PS ASSY (AWX8373) 12V TRIGGER ASSY (AWX8395) VSX-52TX ONLY POWER CABLE VDG1075 (ADG7024) F 27 VSX-52TX 5 6 7 8 1 2 3 4 3.3 MULTI CH I/O and AUDIO CONNECT ASSYS VSX-52TX ONLY A MULTI ROOM & SOURCE OUT L R SUB W. B CENTER L FRONT PRE OUT R L C SURROUND R L SURROUND BACK R D FL L FRONT E MULTI CH IN R L SURROUND R SUB W. CENTER F A 28 VSX-52TX 1 2 3 4 5 6 7 8 CH I/O ASSY A MULTI (VSX-52TX : AWX8410) A (VSX-1014TX-K : AWX8352) B AUDIO CONNECT ASSY (AWX8382) B Q CN4003 L 2/3 CN103 C F L 2/3 CN102 D (FL) E (LS) : AUDIO SIGNAL ROUTE (SURROUND Lch) (MR) : AUDIO SIGNAL ROUTE (MULTI-ROOM Lch) (SBL) F : AUDIO SIGNAL ROUTE (SURROUND BACK Lch) (C) (FL) : AUDIO SIGNAL ROUTE (CENTER ch) : AUDIO SIGNAL ROUTE (FRONT Lch) A B 29 VSX-52TX 5 6 7 8 1 2 3 4 3.4 COMPOSITE V ASSY A DVR/VCR IN B VIDEO VIDEO1 IN DVD/LD IN TV/SAT IN C 33uF ASS1091 D E F C W CN2501 30 VSX-52TX 1 2 3 4 5 6 7 8 VSX-52TX Only MULTI-ROOM & SOURCE A VSX-52TX Only DVR/VCR OUT VIDEO MONITOR OUT B 2.0k 1000/10 1.0k (DVD) MONITOR OUT 2.0k C D 910 E C COMPOSITE V ASSY (VSX-52TX : AWX8353) (VSX-1014TX-K : AWX8362) : VIDEO SIGNAL ROUTE (DVD) : VIDEO SIGNAL ROUTE (DVD) (Y) : VIDEO SIGNAL ROUTE ( Y ) (C) F : VIDEO SIGNAL ROUTE ( C ) E CN891 C 31 VSX-52TX 5 6 7 8 1 2 3 4 3.5 S VIDEO ASSY D A S VIDEO ASSY (AWX8361) DVR/VCR IN B S-VIDEO VIDEO1 IN DVD/LD IN C TV/SAT IN D E : VIDEO SIGNAL ROUTE (Y) : VIDEO SIGNAL ROUTE ( Y ) W CN2502 (C) : VIDEO SIGNAL ROUTE ( C ) F D 32 VSX-52TX 1 2 3 4 5 6 7 8 A DVR/VCR OUT B S-VIDEO 2.0k 2.0k 1000/10 2.0k MONITOR OUT 10k 0 10k 2.0k 10k AC CN953 C D 9.1k C F CN891 CN5051 E E F VIDEO SIDE ASSY (AWX8366) D E 33 VSX-52TX 5 6 7 8 1 2 3 4 3.6 COMPONENT ASSY A Y IN1 COMPONENT (AWX8358) PR COMPONENT VIDEO B F PB : VIDEO SIGNAL ROUTE (Cb) : VIDEO SIGNAL ROUTE (Cb) (Y) : VIDEO SIGNAL ROUTE ( Y ) (Cr) : VIDEO SIGNAL ROUTE ( Cr ) Y IN2 PB PR C D E F F 34 VSX-52TX 1 2 3 4 5 6 7 8 1000/10 1k Y PB PR MONITOR OUT COMPONENT VIDEO A B C D E E W CN2503 CN893 F F 35 VSX-52TX 5 6 7 8 1 2 3 4 3.7 OPTICAL-IN,H.P,FRONT-IN,FRONT-IN CONNECT and 12VTRIG ASSYS H HEADPHONE ASSY (AWX8380) G OPTICAL-IN ASSY (AWX8394) A IN1 (TV/SAT) PHONES DIGITAL AD IN2 (CD-R/ TAPE/MD) M 1/2 CN601 B OUT I C FRONT-IN ASSY (AWX8381) MCACC SETUP MIC DIGITAL IN E VIDEO2 INPUT D S-VIDEO VIDEO AUDIO L R F G H I 36 VSX-52TX 1 2 3 4 2302 5 6 K 7 8 12V TRIGGER ASSY (AWX8395) A 12V TRIGGER (DC OUT 12V/ 100mA MAX) IN B MULTI-ROOM & SOURCE L 3/3 CN108 IR RS-232C OUT C Pattern Layout W CN2504 VSX-52TX ONLY D L 3/3 CN107 E J FRONT-IN CONNECT ASSY (AWX8416) : VIDEO SIGNAL ROUTE (V) : VIDEO SIGNAL ROUTE ( V ) F (Y) : VIDEO SIGNAL ROUTE ( Y ) (C) : VIDEO SIGNAL ROUTE ( C ) J K 37 VSX-52TX 5 6 7 8 1 2 3 4 3.8 MAIN CONTROL ASSY (1/3) TX A CONTROL ASSY L 1/3 MAIN (VSX-52TX : AWX8343) L 3/3 (VSX-1014TX-K : AWX8348) L CD IN R CD-R B CD-R/TAPE/MD L PLAY IN R L OUT REC R L 3/3 L VIDEO1 IN R C L PLAY IN DVR/VCR R L OUT REC R L D TV/SAT IN R DVD L DVD/LD IN R E F L 3/3 L 3/3 F L 1/3 W CN2511 38 VSX-52TX 1 2 3 4 5 6 7 8 A B L 2/3 ( ) C (F ) F L 2/3 L 2/3 L 2/3 D L 3/3 E L 2/3 : AUDIO SIGNAL ROUTE (Lch) (FL) : AUDIO SIGNAL ROUTE (CD-R Lch) (LS) : AUDIO SIGNAL ROUTE (FRONT Lch) (CD-R) : AUDIO SIGNAL ROUTE (SURROUND Lch) (TX) : AUDIO SIGNAL ROUTE (TUNER Lch) (SBL) : AUDIO SIGNAL ROUTE (MULTI-ROOM Lch) F : AUDIO SIGNAL ROUTE (SURROUND BACK Lch) (MR) (C) : AUDIO SIGNAL ROUTE (CENTER ch) (DVD) L 1/3 : AUDIO SIGNAL ROUTE (DVD Lch) 39 VSX-52TX 5 6 7 8 1 2 3 4 3.9 MAIN CONTROL ASSY (2/3) A L 2/3 MAIN CONTROL ASSY (VSX-52TX : AWX8343) (VSX-1014TX-K : AWX8348) F B L 1/3 C L 3/3 L 3/3 D E F L 2/3 40 VSX-52TX 1 2 3 4 6 Direct ON 4.0V OFF -12V Others -12V -12V Direct ON -8.0V OFF 5V 7 8 A Others -1.5V 5V L 3/3 5 (FL) : AUDIO SIGNAL ROUTE (FRONT Lch) Direct ON -7V OFF -12V (LS) Others 3.6V -12V : AUDIO SIGNAL ROUTE (SURROUND Lch) (SBL) : AUDIO SIGNAL ROUTE (SURROUND BACK Lch) (C) : AUDIO SIGNAL ROUTE (CENTER ch) Direct Others 5 F B L 3/3 B CN902 L 3/3 C L 1/3 D B CN901 E F L 2/3 41 VSX-52TX 5 6 7 8 1 2 3 4 3.10 MAIN CONTROL ASSY (3/3) A L 3/3 (TX) MAIN CONTROL ASSY (VSX-52TX : AWX8343) (VSX-1014TX-K : AWX8348) : AUDIO SIGNAL ROUTE (TUNER Lch) W CN2525 L 1/3 (TX) AC CN951 B CN982 AC CN952 C K D VSX-52TX ONLY E VSX-52TX ONLY L 1/3 F L 3/3 W CN2514 W CN2512 42 VSX-52TX 1 2 3 4 5 O 6 7 8 CN3001 A L 2/3 L 2/3 L 1/3 B VSX-52TX ONLY L 2/3 L 1/3 L 2/3 C PD5956A8 (VSX-52TX) PD5956A (VSX-1014TX) L 2/3 L 1/3 D L 1/3 VSX-52TX ONLY E J R W CN2515 CN3322 CN4053 F L 3/3 43 VSX-52TX 5 6 7 8 1 2 3 4 3.11 DSP ASSY (1/2) A IN3 (DVD/LD) DIGITAL IN4 (CD) B G CN961 C (D) (D) D (D) E F M 1/2 44 VSX-52TX 1 2 3 4 5 6 7 8 M 1/2 DSP ASSY (AWX8414) A B W CN2521 (FL) (AD) (AD) (AD) (SL) (AD) (SW) (C) (SBL) (SBL) C D (D) E W CN2524 : AUDIO SIGNAL ROUTE (Lch) (D) (SL) : AUDIO SIGNAL ROUTE (DIGITAL) : SURROUND SIGNAL ROUTE F (SBL) (FL) : AUDIO SIGNAL ROUTE (FRONT Lch) (C) : AUDIO SIGNAL ROUTE (SURROUND BACK Lch) (SW) M 1/2 : AUDIO SIGNAL ROUTE (SUB WOOFER ch) : AUDIO SIGNAL ROUTE (CENTER ch) 45 VSX-52TX 5 6 7 8 1 2 3 4 3.12 DSP ASSY (2/2) A M 2/2 DSP ASSY (AWX8414) B C D E W CN2522 F M 2/2 46 VSX-52TX 1 2 3 4 5 6 7 8 A B C D E F M 2/2 47 VSX-52TX 5 6 7 8 1 2 3 4 3.13 VOLUME, DISPLAY and MULTI JOG ASSYS A N VOLUME ASSY (AWX8378) : AWX8377) O DISPLAY ASSY (VSX-52TX (VSX-1014TX-K : AWX8389) B VSX-52TX ONLY D L 3/3 CN101 C VOLUME ASSY S3202 : CD S3203 : CDR/ TAPE/MD S3204 : TUNER S3205 : VIDEO2 S3206 : VIDEO1 S3207 : DVR/VCR S3208 : TV/SAT S3209 : DVD/LD E F N O 48 VSX-52TX 1 2 3 4 5 6 7 8 A B MULTI JOG ASSY P S3252 : STANDBY/ ON S3253 : LISTENING MODE S3254 : ENTER MULTI JOG ASSY (AWX8379) C D DISPLAY ASSY S3001 : SPEAKERS S3002 : EXTENDED MODE S3003 : SIGNAL SELECT S3004 : MULTI CH S3005 : DIALOG ENHANCEMENT S3006 : ACOUSTIC EQ S3007 : TONE S3008 : MIDNIGHT/ LOUDNESS S3009 : MPX S3010 : BAND S3011 : TUNING/ STATION S3012 : TUNER EDIT S3013 : SYSTEM SETUP S3014 : RETURN S3015 : MULTI ROOM VSX-52TX Only CONTROL S3015 : INPUT ATT VSX-1014TX Only S3016 : MULTI ROOM VSX-52TX Only ON/OFF S3016 : FL DIMMER VSX-1014TX Only E VSX-1014 F O P 49 VSX-52TX 5 6 7 8 1 2 3 4 3.14 POWER AMP IN and POWER PROTECT ASSYS Q POWER AMP IN ASSY (AWX8405) X CN2201 A B CN905 B C D E L 3/3 CN106 R F POWER PROTECT ASSY (AWX8406) Q R 50 VSX-52TX 1 2 3 4 5 6 7 8 (C) : AUDIO SIGNAL ROUTE (CENTER ch) A U CN4551 B U CN4452 AB CN2102 2 S CN4402 C S CN4501 D U CN4552 S CN4502 E F Q R 51 VSX-52TX 5 6 7 8 1 2 3 4 3.15 POWER AMP-L and POSI 1 L ASSYS A S POWER AMP-L ASSY (AWX8409) Q CN4001 B CN4051 C R D E (L) : AUDIO SIGNAL ROUTE (FRONT Lch) (LS) : AUDIO SIGNAL ROUTE (SURROUND Lch) (SBL) : AUDIO SIGNAL ROUTE (SURROUND BACK Lch) T F POSI 1 L ASSY (AWX8427) S T 52 VSX-52TX 1 2 3 4 5 6 7 8 A AB CN2103 B C CN2101 AB CN2002 AB D AB CN2103 Q CN4401 E F S 53 VSX-52TX 5 6 7 8 1 2 3 4 3.16 POWER AMP-R and POSI 1 R ASSYS A POWER AMP-R ASSY (AWX8404) CN4002 U Q B C R CN4052 D E (R) : AUDIO SIGNAL ROUTE (FRONT Rch) (RS) : AUDIO SIGNAL ROUTE (SURROUND Rch) (SBR) : AUDIO SIGNAL ROUTE (SURROUND BACK Rch) V F POSI 1 R ASSY (AWX8426) U V 54 VSX-52TX 1 2 3 4 5 6 7 8 A AB CN2104 B AB CN2102 C AB 2001 D AB CN2104 E Q CN4451 F U 55 VSX-52TX 5 6 7 8 1 2 3 4 3.17 REGULATOR ASSY A ASSY W REGULATOR (VSX-52TX : AWX8364) CN2202 (VSX-1014TX-K : AWX8367) X B C C AD CN701 2303 F D D CN801 E F K CN981 VSX-52TX ONLY W 56 F CN5001 M 1/2 CN901 VSX-52TX 1 2 3 4 5 6 7 8 A : AUDIO SIGNAL ROUTE (Lch) L 3/3 CN115 (FL) : AUDIO SIGNAL ROUTE (FRONT Lch) (LS) : AUDIO SIGNAL ROUTE (SURROUND Lch) (SBL) : AUDIO SIGNAL ROUTE (SURROUND BACK Lch) (C) : AUDIO SIGNAL ROUTE (CENTER ch) B M 2/2 CN951 L 3/3 CN114 L 3/3 CN112 C L 1/3 CN111 L 3/3 CN113 D E (FL) M 1/2 CN701 F • NOTE FOR FUSE REPLACEMENT CAUTION - FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE WITH SAME TYPE AND RATINGS OF FUSE. W 57 VSX-52TX 5 6 7 8 1 2 3 4 3.18 TRANS 2-1, TRANS 2-2, DIODE, VH TR and SP/PS ASSYS A X Z TRANS 2-1 ASSY (AWX8372) DIODE ASSY (AWX8376) B Q T1501 POWER TRANSFORMER (SECONDARY) C 4001 T1 POWER TRANSFORMER D T1 POWER TRANSFORMER AD CN2302 T1501 POWER TRANSFORMER (PRIMARY) E W 2502 AA Y F X Y Z AA VH TR ASSY (AWX8411) TRANS 2-2 ASSY (AWX8371) • NOTE FOR FUSE REPLACEMENT CAUTION - FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE WITH SAME TYPE AND RATINGS OF FUSE. 58 VSX-52TX 1 2 3 4 5 6 7 8 A Y6 S Y5 AB SP/PS ASSY (AWX8373) SPEAKERS U AKE7009 R CN2304 L FRONT CN2114 B AD (1/2) CENTER Y2 S Y1 R Y2 (2/2) F C SURROUND Q U S Y3 R D AF AF CN1003 CN1002 L SURROUND BACK U Y4 L AC CN955 E (FL) : AUDIO SIGNAL ROUTE (FRONT Lch) (C) F : AUDIO SIGNAL ROUTE (CENTER ch) (LS) : AUDIO SIGNAL ROUTE (SURROUND Lch) (HPL) : AUDIO SIGNAL ROUTE (PHONES Lch) (SBL) : AUDIO SIGNAL ROUTE (SURROUND BACK Lch) AB 59 VSX-52TX 5 6 7 8 1 2 3 4 3.19 REAR TOP, TRANS SIDE, TRANS 1 and PRIMARY ASSYS A AC REAR TOP ASSY (AWX8397) (TX) : AUDIO SIGNAL ROUTE (TUNER Lch) SR IN B SR OUT L 3/3 CN104 (TX) D CN802 C T1501 POWER TRANSFORMER (PRIMARY) L 3/3 CN105 AB CN2004 E FM/AM TUNER UNIT CN1 D AE TRANS 1 ASSY (AWX8383) F AC AE 60 VSX-52TX 1 2 3 4 5 6 7 8 A AD (HPL) TRANS SIDE ASSY (AWX8417) AB : AUDIO SIGNAL ROUTE (PHONES Lch) W CN2505 2005 B H CN3301 Y 2250 • NOTE FOR FUSE REPLACEMENT CAUTION - FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE WITH SAME TYPE AND RATINGS OF FUSE. AF PRIMARY ASSY (AWX8384) CN2003 C AB D CN1003 AB CN2006 KP200TA5L NC NC NC NC NC E AC IN F AD AF 61 VSX-52TX 5 6 7 8 1 2 3 4 4. PCB CONNECTION DIAGRAM NOTE FOR PCB DIAGRAMS : A 1. Part numbers in PCB diagrams match those in the schematic diagrams. 2. A comparison between the main parts of PCB and schematic diagrams is shown below. Symbol In PCB Diagrams Symbol In Schematic Diagrams B C E B C E Part Name 3. The parts mounted on this PCB include all necessary parts for several destinations. For further information for respective destinations, be sure to check with the schematic diagram. 4. View point of PCB diagrams. Connector Capacitor Transistor B C E B C E B C SIDE A E Transistor with resistor B C E D B G S D G S Field effect transistor D G S P.C.Board Chip Part SIDE B Resistor array 3-terminal regulator C D E F 62 VSX-52TX 1 2 3 4 MR ML R674 C680 R678 8 C671 8 C676 R680 MULTI CH I/O ASS'Y E C677 C673 LF R656 R658 R634 R638 Q651 R652 C652 R694 Q652 Q631 R633 R637 R632 R631 R696 R695 C632 C631 R664 R668 R655 R657 R642 C695 R698 R697 C642 C641 R699 C661 R700 C662 R661 Q662 Q642 Q661 R662 Q632 R651 Q641 C674 R643 R647 R644 R648 R663 R667 R625 R623 C623 R641 R621 R622 C621 C622 R626 23 C691 R624 R604 C624 C604 R606 AWX8352 AWX8410 C693 1 R616 C692 C602 R602 C601 R601 C696 R605 R614 C614 CMKM-G3X C613 R613 R R671 R692 C675 R679 R681 D671 GNDA LSIN GNDA SWIN GNDA CIN GNDA C694 R693 C651 C672 77 AMUTE SWDET NC SBROUT GNDA SBLOUT GNDA ROUT GNDA GNDA LOUT GNDA SWOUT GNDA COUT GNDA RSOUT GNDA LSOUT GNDU GNDU GNDA GNDA RIN GNDA LIN GNDA RSIN C698 R672 Q671 R675 R676 14 14 11 C678 VLCK NC MRMUTE MRDT V+7A V-7A MRR GNDA MRL GNDA GNDA RIN GNDA D691 NC MRMUTE VLCK VLDT V+7A V-7A MRR GNDA MRL Q652 Q641 Q642 SW C AMUTE SWDET NC SBROUT GNDA SBLOUT GNDA ROUT GNDA GNDA LOUT GNDA SWOUT GNDA COUT GNDA RSOUT GNDA LSOUT GNDU GNDU LIN GNDA RSIN GNDA LSIN GNDA SWIN GNDA CIN GNDA CN602 CN601 SIDE A SIDE A F Q651 Q631 Q632 Q661 Q662 R673 C618 C617 R CMKM-G3X B CN904 B CN903 R L C627 C628 C608 C607 MULTI CH I/O A'SSY CN602 CN601 2121 CN602 11 23 23 CN601 11 RS LS SBR SBL SW C R L RS LS 4 C R659 R660 C679 C655 C656 R677 23 8 7 6 5 R691 R645 R646 C643 C644 R665 R666 C663 C664 1 IC604 R670 R669 C666 C665 JA604 R650 R649 R640 R639 R635 R636 R654 R653 C646 C645 C636 C635 C633 C634 C654 C653 1 2 JA605 CN604 602 CN603 601 B 3 A A 63 VSX-52TX D SIDE B MULTI CH I/O ASSY A SIDE B MULTI CH I/O ASSY A 8 7 6 5 4.1 MULTI CH I/O ASSY A (ANP7491-A) (ANP7491-A) R615 1 R603 C603 C611 C697 C612 R612 R611 AMUTE SWDET V-12A SBROUT GNDA SBLOUT GNDA ROUT GNDA GNDA LOUT GNDA SWOUT GNDA COUT GNDA RSOUT GNDA LSOUT GNDU GNDU NECK8 NECK6 AMUTE SWDET V-12A SBROUT GNDA SBLOUT GNDA ROUT GNDA GNDA LOUT GNDA SWOUT GNDA COUT GNDA RSOUT GNDA LSOUT GNDU MRMUTE VLCK MRDT V+7A V-7A MRR GNDA MRL GNDA GNDA RIN GNDA LIN GNDA RSIN GNDA LSIN GNDA SWIN GNDA CIN GNDA CN901 CN905 1 NECK8 NECK6 AMUTE V-12A COUT GNDA SBROUT GNDA ROUT GNDA RSOUT GNDA LSOUT GNDA LOUT GNDA SBLOUT GNDA NC MRMUTE VLCK MRDT V+7A V-7A MRR GNDA MRL GNDA GNDA RIN GNDA LIN GNDA RSIN GNDA LSIN GNDA SWIN GNDA CIN GNDA VSX-52TX 64 CN902 (ANP7492-A) F 4 3 2 CN905 A CN602 CN904 CN904 AUDIO CONNECT ASS'Y 1 CMKM-P3X 1 21 1 23 1 21 1 23 E Q CN4003 CN905 W905 18 A CN601 C NECK8 NECK6 AMUTE SWDET V-12A SBROUT GNDA SBLOUT GNDA ROUT GNDA GNDA LOUT GNDA SWOUT GNDA COUT GNDA RSOUT GNDA LSOUT GNDU MRMUTE VLCK MRDT V+7A V-7A MRR GNDA MRL GNDA GNDA RIN GNDA LIN GNDA RSIN GNDA LSIN GNDA SWIN GNDA CIN GNDA W904 NECK8 NECK6 AMUTE V-12A COUT GNDA SBROUT GNDA ROUT GNDA RSOUT GNDA LSOUT GNDA LOUT GNDA SBLOUT GNDA CN903 W901 W902 NC MRMUTE VLCK MRDT V+7A V-7A MRR GNDA MRL GNDA GNDA RIN GNDA LIN GNDA RSIN GNDA LSIN GNDA SWIN GNDA CIN GNDA AUDIO CONNECT ASSY B SIDE B SIDE B D AWX8382 B L CN103 CN902 AUDIO CONNECT L CN102 ASSY CN901 B A 4 3 2 1 4.2 AUDIO CONNECT ASSY SIDE A SIDE A AUDIO CONNECT ASS'Y W903 (ANP7492-A) CN903 CN904 B B CN902 CN901 CN903 AWX8382 LF 5 6 7 8 VSX-52TX 65 C C IC731 IC742 IC732 Q745 Q743 Q741 Q742 IC701 IC741 F (ANP7491-A) DVD TV/SAT DVR OUT DVR/VCR VIDEO1 C715 R701 R703 R702 C716 C705 CMKM-G3X MR OUT C728 R784 8 1 1 13 8 9 IC742 C734 1 24 24 1 1 1 CN701 8 1 1 9 R722 5 16 16 44 5 AWX8353 AWX8354 IC732 C721 R721 D721 R724 C726 Q745 COMPOSITE_V ASSY C706 C738 8 R730 R762 C780 R723 C777 C779 16 16 C776 1 C745 R746 R747 1 1 16 16 R745 8 C775 R758 C760 R741 C774 13 IC741 8 9 12 C735 C796 10 AWX8362 C778 Q744 C762 C753 8 8 9 9 R756 C759 12 13 AWX8355 C771 C772 9 C749 R753 R757 R744 C743 1 C761 R759 Q742 C755 IC731 C747 L741 LF E C746 R783 R705 R706 C711 R711 R707 IC701 C764 C770 D701 D702 C751 C773 C767 R752 C754 MONITOR OUT C717 R704 R765 R764 C784 R763 C783 R760 R R734 C709 R781 C712 R739 R738 R737 R766 D741 C710 R748 R750 C782 R761 R751 C756 R749 C757 R798 Q741 R742 R743 Q743 R755 R754 C R710 R712 R709 R708 C739 C769 CN751 SIDE B D SIDE B COMPOSITE V ASSY (ANP7491-A) E CN891 C744 C742 CN701 CN701 13 13 1 1 IC721 C702 C714 C785 C731 IC721 14 14 Q731 W CN2501 1 1 C722 C723 I2CDT I2CCK GAV UCY GAV UCC GAV MXV GAV OSD C713 C732 R733 C C750 C748 GAV FV V-5.6V GAV GAV V+5.6V MRSW1 MRSW2 VIDEO1 VIDEO2 VIDEO3 4052A 4052B C763 CMKM-G3X R795 C725 77 88 R725 C752 C758 C765 R R785 COMPOSITE_V ASSY 10 R794 X741 C781 10 R736 C766 CN751 1 1 R735 CN751 C768 R796 R797 C741 C737 C736 C708 C707 R731 R732 C704 C703 JA721 703 C724 C733 B C701 701 702 C727 5 4 3 C 1 3 2 4 5 1 3 2 4 5 2 1 COMPOSITE V ASSY A SIDE A SIDE A 4.3 COMPOSITE V ASSY 5 6 7 8 1 2 3 4 4.4 S VIDEO ASSY SIDE A SIDE A A D S VIDEO ASSY C884 1 1 1 5 Q881 1 15 15 1 CN851 IC871 14 Q852 CN851 C874 Q852 R875 R873 C879 R877 C883 C877 13 13 C864 D881 R883 C873 4 4 IC881 IC841 IC851 Q881 A C CN953 6 1 C872 R841 IC841 R842 CN802 C 82 1 17 CN802 5 5 R881 R882 IC871 5 5 IC842 IC802 IC801 IC831 R896 R899 R897 R844 R874 8 8 IC842 R848 C848 R850 C841 C842 C882 C881 R884 C860 C854 L853 12 12 C852 C863 R857 R856 1 R840 C871 24 24 C817 IC881 R878 C880 R876 1 1 C857 C858 R836 C836 R818 C861 11 S VIDEO ASSY C853 R CMKM-G3X 17 17 IC851 R815 D882 C819 C851 IC831 X851 C820 9 8 C815 CN801 CN801 C822 C818 C831 8 C829 C825 R811 IC802 R849 8 8 C830 R816 4 4 C816 C826 R812 C847 R847 C846 C843 1 16 16 9 1 1 W CN2502 C R813 IC801 R809 16 16 R810 1 R823 C827 C832 C823 R839 C835 R835 R831 R894 17 C808 4 MONITOR OUT C845 VIDEO1 C807 C824 2 3 DVR CN812 C828 R814 B 5 C844 C806 C805 4 DVR OUT C834 C833 TV/SAT 1 16 1 1 3 CN811 DVD 6 5 5 2 8 8 5 4 4 1 16 1 1 6 (ANP7491-A) E CN892 D SIDE B S VIDEO ASSY D SIDE B R853 R854 R871 R858 CN851 R859 CN802 C866 C875 15 C878 R872 1 OSDDT OSDCS OSDRT MR1 MR2 SW2 SW3 SW4 52A 52B 86A 86B R892 R855 C856 Q851 C859 C862 C855 Q872 R898 C876 R890 R891 D851 R819 R895 NC I2DT I2CK SDET OSDCK 2052A 2052B 2586A 2586B NC R852 L851 1 C865 Q871 R 12C DT 12C CK GAV UCY GAV UCC GAV OUT_Y GAV OUT_C GAV MIXV GAV OSD NC 17 CN801 FVC GAV FVY V-5.6V GAV GAV V+5.6V MRSW1 MRSW2 VDEO1 VDEO2 VDEO3 R820 R838 D801 R834 R846 R824 R821 R817 D802 17 R833 R822 R843 AWX8356 AWX8357 AWX8361 R804 R826 C803 C809 R837 R885 C810 C804 R803 C802 1 R825 R832 E S_VIDEO ASSY CMKM-G3X R851 LF L852 R802 R801 C801 R893 R808 C813 R807 C811 C812 R806 R805 C895 R845 C814 R886 C893 C894 C891 C892 (ANP7491-A) F Q872 Q851 Q871 D D 66 VSX-52TX 1 2 3 4 5 6 7 8 4.5 VIDEO SIDE and OPTICAL-IN ASSYS SIDE A SIDE A A E G OPTICAL-IN ASSY 14 15 15 VIDEO SIDE ASSY CN891 10 10 CMKM-G3X R AWX8394 CN961 W964 W962 C964 D CN851 C CN751 F CN5051 10.OPT IN 1 9.V+5D 8.GNDD 7.NC 6.GNDD 5.GNDD 4.OPT IN 2 3.GNDD 2.GNDD 1.OPT OUT B W965 OPTICAL IN ASSY (ANP7491-A) W961 CN891 W963 CMKM-P3X VIDEO SIDE ASSY CN892 JA962 W966 6 6 1 1 1 CN893 CN892 1 1 1 CN893 JA961 JA963 961 CN961 (ANP7492-A) C M CN601 SIDE B SIDE B G OPTICAL-IN ASSY D CMKM-G3X UCC R961 GAV R963 C967 C968 C969 1 UCY 10 C965 L961 E GAV MXV GAV OSD 10 R 1 OUTC I2CDT I2CCK GAV UCY GAV UCC GAV OUTY GAV OUTC GAV MXV GAV OSD NC 15 GAV C963 GAV LF OUTY C962 I2CCK AWX8394 I2CDT GAV C961 R962 12CCK CN891 1 VIDEO SIDE ASSY AWX8366 6 12CDT CN892 LF CN893 OPTICAL IN ASSY VIDEO SIDE ASSY 10.OPT IN 1 9.V+5D 8.GNDD 7.NC 6.GNDD 5.GNDD 4.OPT IN 2 3.GNDD 2.GNDD 1.OPT OUT E 1 CN961 (ANP7491-A) (ANP7492-A) F E G E G 67 VSX-52TX 5 6 7 8 R5058 C5060 R5055 R5061 C5033 R5052 R5053 R5059 R5056 C5061 R5062 R5051 R5057 C5034 C5026 C5038 R5029 C5036 R5109 C5096 CN5051 C5098 1 1 14 14 1515 24 R5030 R5033 R5034 AWX8358 1 R5007 C5015 D5071 C5007 R5075 R5008 R5009 C5014 AWX8359 Cr CMKM-G3X Y R5072 R5071 Cb C5043 R5073 C5104 C5111 C5112 R 24 C5105 C5119 C5101 COMPONENT ASSY AWX8360 Cb C5004 R5004 Cr R5101 1 Y R5106 R5105 C5035 I2DT I2CK GAV OUTY GAV OUTC R5026 R5024 R5028 Q5103 Q5104 R5107 R5108 C5107 C5120 C5108 7 C5110 11 C5 R5102 C5116 C5097 R5103 R5104 C5103 7 Cb R5023 R5025 R5027 6 C5023 Q5101 Q5102 C5121 C5106 R5076 C5083 C5081 8 00 C5 9 00 C5 C5001 R5001 C5003 R5003 C5005 R5005 C5002 R5002 C5082 01 50 R5021 C5024 CN5051 C5022 15 15 16 16 R5022 C5021 C5102 D5001 C5058 C5053 C5051 IC5051 R5031 C5040 3838 C5118 C5109 D5002 R5078 25 25 Cr W CN2503 CN5001 R5074 7 Y R5077 13 R5054 C5059 30 30 1 1 CN5001 CN5001 C5073 24 C5057 12 C5031 C5100 1 R5032 D5003 R5010 12 13 IC5001 24 1 R5011 C5013 C5012 C5071 C5010 C5011 C5006 R5006 VSX-52TX 68 4 3 2 1 Q5104 Q5103 Q5102 Q5101 IC5001 IC5052 IC5051 IC5021 IC5022 IC5101 (ANP7491-A) IC5021 C5027 C5025 C5113 6 1 CN5051 4 C5054 4 1 4 4 1 1 IC5022 55 88 55 8 8 6 1 55 88 4 4 1 1 C5122 C5056 39 C5055 IC5052 X5021 4848 39 C5115 C5052 R5035 R5079 R5080 R5060 C5037 C5042 X5022 C5039 7 E X5023 1 D C5032 E CN893 COMPONENT ASSY CMKM-G3X R C5030 1 R5036 C5028 C5029 C5114 C C5041 IC5101 C5047 1 JA5002 C5049 C5048 R5012 JA5003 JA5001 C5044 C5045 C5046 B SIDE B COMPONENT ASSY F SIDE B COMPONENT ASSY F A 4 3 2 1 4.6 COMPONENT ASSY SIDE A SIDE A LF F (ANP7491-A) F F +5.6V GAV GAV -5.6V +9V 86A 86B 5 6 7 8 4.7 FRONT IN and FRONT-IN CONNECT ASSYS SIDE A SIDE A A FRONT IN ASSY C3357 C3355 W3368 W3367 B C3383 C3384 JA3351 L CN107 1.GNDA 2.V+7 3.V-7 4.V+5D 5.FRONT OPT 6.GNDD 7.MIC OUT W3345 W3349 FRONT-IN CONNECT ASS'Y AWX8416 W3350 KN3341 GAV W3357 W3347 GNDA GAV W3348 CN3342 CONTACT W3355 SIDE W3344 W3346 GNDD W3356 V+5D W3353 W3343 W3354 GNDA CN3342 8.MIC DET 9.FV-C 10.FV-Y 11.FV 12.GAV 13.FV-R 14.FV-L 15.GNDA W3342 GAV W3352 V-7 FRONT-IN CONNECT ASSY CN3341 W3341 GNDD V+7 J CN3341 W3351 GNDA (ANP7492-A) CMKM-P3X C3352 CMKM-P3X CN3351 JA3352 C3373 C3387 C3388 W3371 V-7A C3372 W3369 CN3351 FRONT-IN ASS'Y GNDA AWX8381 1 C3392 W3373 W3372 C3391 15 V-7A V+7A GNDA W3361 W3370 V+7A GCH GNDA KN3352 FV-L FV-R GAV FV FV-Y FV-C MIC DET MIC OUT GNDD FRONT OPT V+5D W3366 GCH IC3352 W3365 W3360 W3362 GNDA W3359 V-7A W3375 W3364 W3363 KN3351 C3361 C3362 FV-C FV-Y FV GAV V-7 FV-L GNDA FV-R MIC DET GNDA MIC OUT V+7 GNDD FRONT OPT V+5D I W3374 C W3358 (ANP7492-A) I R3396 L3356 C3382 R3382 R3386 R3388 C3381 R3383 C3395 C3394 C3393 C3385 R3387 R3394 R3389 R3359 L3357 L3355 R3376 C3374 R3381 R3375 R3373 R3372 R3371 R3374 L3353 R3398 R3362 C3371 C3356 R3361 C3363 C3375 C3376 C3378 1 R3390 R3360 R3356 R3354 C3353 R3355 C3354 R3357 FRONT-IN ASS'Y R3358 CN3351 15 C3367 4 1 5 IC3351 8 C3359 R3385 F3351 R3351 LF C3366 C3365 C3364 D C3386 D3353 D3352 D3351 GNDA FV-L FV-R GAV FV FV-Y FV-C MIC DET MIC OUT GNDD F OPT V+5D V-7A V+7A GNDA C3360 R3397 AWX8381 D3354 C3396 F3352 SIDE B R3395 R3353 R3352 C3351 FRONT IN ASSY R3384 SIDE B R3393 C3379 R3392 R3391 (ANP7492-A) NP C3389 LF 1 FV-Y FV GAV FV-R FV-L GNDA FV-C 15 GNDD V+5D GAV (ANP7492-A) 15 MIC OUT MIC DET GNDA FV-R MIC DET GNDA MIC OUT V+7 GNDD FRONT OPT V+5D GNDA GAV C3342 V-7 V+7 GNDA GNDA GNDA V+7 V-7 V+5D FRONT OPT GNDD CN3342 FV-C FV-Y FV GAV V-7 FV-L 10 C3341 FRONT-IN CONNECT ASS'Y AWX8416 E GAV FRONT-IN CONNECT ASSY C3377 J C3390 Q3351 F GNDD 1 CN3341 I J I J 69 VSX-52TX 5 6 7 8 1 2 3 4 4.8 MAIN CONTROL ASSY SIDE A L A MAIN CONTROL ASSY IC101 IC111 Q169 IC382 Q323 Q324 Q383 IC401 Q384 IC321 Q229 Q230 Q343 Q344 Q365 Q364 IC341 IC361 IC451 Q176 IC381 Q170 B CN902 AC CN951 AC CN952 CN103 CN104 CN105 IC106 B CN104 C135 C510 C329 C330 C328 C407 C324 C403 C409 C410 C408 R450 C327 C368 R449 C370 C369 R444 C367 R443 C348 R448 C350 C349 R447 V+12T GNDT GNDT TL TR GNDU GNDU RMC SRIN TXD RXD SR OUT I2DT I2CK OSD CK OSD DT OSD CS OSD RT MRSW1 MRSW2 V1 V2 V3 R390 C347 R445 2121 CN103 CN116 C136 NECK8 NECK6 AMUTE SWDET V-12A SBROUT GNDA SBLOUT GNDA ROUT GNDA GNDA LOUT GNDA C521 CN105 C150 R446 C149 NP C133 2323 1 RY HP RY CS 1 SYDET 52A 52B 86A 86B FMDET GNDT TDO T CLK TDI TCE V-12A V+12A RY A 2323 1 RYB GNDST GNDST V+5.6st RY AC WUP HP SW R 1 C134 8 1 8 1 8 1 8 1 C138 Q230 C218 D230 R230 R235 Q229 C215 C217 PRODUCTION CODE C213 R231 V+5AD V+12T GNDU GNDU V+5.6 V+12A GA V-12A GNDA MIC GNDA FVR GNDA D191 R371 R372 ICT R378 R370 C366 IC361 C365 R369 C434 C435 FC1 FC2 CN114 1 C436 CN119 CN111 B CN901 CN1 W CN2511 W CN F L 70 VSX-52TX 1 R229 C386 1 CN102 E 8 C214 IC381 R358 R377 R351 R352 IC341 C345 R349 R357 R387 R392 R460 C462 C460 C461 C459 R459 R386 C466 C465 C382 Q385 R385 D451 15 15 C455 C383 C237 R232 1 88 R388 GNDA GNDA AOUTL GDAC AOUTR V+2.5A GDAC GDAC R GDAC L GDAC RS GDAC LS GDAC SW GDAC C GDAC SBL RECMUTE SBR C453 C381 28 28 43 43 IC451 C384 C451 C343 56 56 C454 1 R172 C456 1 1 R176 1 4 5 8 IC111 R171 C464 C463 R350 C346 1 R152 C152 CN102 2323 IC101 CN117 C169 R179 C170 R180 8 CN118 1 1 R354 R464 R465 R373 R463 R353 R466 R374 Q364 Q363 Q343 Q344 C372 C371 C352 C351 C433 C404 9 9 C388 8 23 23 C402 C216 C387 1414 C467 C458 R458 R457 1 CN111 1 77 14 14 IC382 C385 16 16 1 C181 C147 R452 R451 R454 R453 R456 R455 1 R169 Q176 C401 C322 D229 Q169 C148 R170 Q170 5 C141 11 D175 C145 C142 C171 C167 D C172 C168 C146 GNDA RSIN GNDA LSIN GNDA SWIN GNDA CIN GNDA C321 C323 C364 29 29 42 42 GNDA MRL GNDA GNDA RIN GNDA LIN C362 C361 4 C162 C161 C143 V-7A MRR C363 5 17 17 16 16 C144 C344 C452 4 C139 C342 C341 GNDU MRMUTE VLCK MRDT V+7A 5 C140 4 11 32 32 C153 5 C137 4 SWOUT GNDA COUT GNDA RSOUT GNDA LSOUT C154 C151 R151 C 2 3 4 5 6 7 8 SIDE A A Q384 230 IC103 IC102 IC106 IC105 IC104 Q514 Q515 IC501 Q501 Q502 Q505 IC502 Q399 Q483 R CN4053 O CN3001 CN106 CN101 15 15 R535 C488 1 1 Q502 Q501 Q506 15 15 50 C487 R518 R517 C504 C505 R515 C501 C515 R547 10 CN107 L476 R442 FANSTOP FANDRY LOCKDET V-FAN V-FAN V+FAN V+FAN FV-C GAV FV-Y FV GAV GAV FV-L GNDA FV-R GNDA MICOUT GNDA V+5D FRONT OPT GNDD GNDU MRST MSCK MISO MOSI DEC MUTE 1394CTL 1394INT 1394DO 1394DI 1394RST 1394CK POWER GND MSS BUSY DSP HREQ DSP MODE DIR DO DIR CS DIR RST DIR ERR XTLO GND CN113 CN112 1 1 23 23 D 4 -VF AC2 AC1 NC 1 AWX8351 232C DET MR IN MIC DET GNDU GNDU V+5.6ST V+5.6U 1W WP RMC SROUT SRIN DISP EN DISP RDY DISP DO DISP DI DISP CLK DISP RST UART SW TEMP2 FLAC 2 FLAC 1 -VF CN115 23 23 1 1 17 SW DET INPUT ATT 12V DET 12V TRG 102 AWX8347 AWX8348 AWX8349 AWX8350 AWX8343 AWX8344 AWX8345 AWX8346 C 1 1 CONTACT SIDE C475 D475 V+FAN V+FAN V-FAN V-FAN LOCKDET TEMP1 TEMP2 OL-DET DC-DET V-12A V+12A V+5.6U GNDU GNDU WATT C444 C443 FV-C FV-Y FV GAV FV-L GNDA FV-R V-7A MC-DET GNDA MICOUT V+7A GNDD FRONT OPT V+5D 31 R527 R537 R516 D511 R514 X501 Q511 C514 C506 Q398 IC502 R549 R519 R505 R506 R507 R508 R509 R510 V+5AD V+12T GNDU GNDU V+5.6 V+12A GA V-12A GNDA MIC GNDA FVR GNDA FVL GND 12VTRG 12VDET R441 R540 R539 R538 C491 C490 L481 8 8 1 2 1 CMKM-G3X 30 C503 C502 R548 C203 R201 C201 1 D510 D229 R590 R550 IC102 C209 CN108 C266 C264 R262 C246 C244 R242 4 C206 C204 R202 1 C205 C238 5 GNDU MRIN V+5.6U GNDU 232C DET 232C CTS 232C RXD 232C TXD D474 C284 R282 C285 C283 R281 C245 C243 R241 C236 C235 R230 8 R 1 C241 C202 C214 C213 R231 4 R501 R551 IC106 5 4 C265 C263 R261 R450 C298 C297 C277 C278 C258 C257 C210 8 1 R229 C286 C521 C510 Q230 C218 D230 C237 C216 Q229 C215 C217 1 R552 D473 R232 5 D512 C249 R503 C242 8 8 8 C404 7 7 C250 C402 100 401 R521 R577 R576 IC103 C261 14 14 4 51 26 1 IC501 80 R542 R543 R544 R545 D503 5 5 81 C262 8 NP C571 26 8 C269 Q483 Q515 Q514 D508 IC104 C270 C281 1 1 4 NP 1 R524 D505 Q505 5 20 C289 X481 C282 8 NP C290 CONTACT SIDE D504 10 C408 CONTACT SIDE C517 10 C410 10 09 CN101 10 CN106 CN501 IC105 B R591 R592 R594 R593 R587 R589 R588 C438 CONTACT SIDE Vss T_RST(12) T_PGM(9) T_TXD T_SCLK T_Vdd NC T_BUSY T_RXD Vss R584 R418 R410 C406 IC401 C437 C405 R409 R338 R417 R330 C326 C325 R329 R337 IC321 C432 1 1 C431 C507 R411 R412 C508 R523 R414 R468 R461 R333 R334 R462 R467 R413 Q324 Q384 Q383 Q323 C332 C331 C412 C411 1 1 R331 R332 101 1 17 CN114 CN108 W CN2514 K CN982 CN112 W CN2512 4 CN113 CN115 W CN2525 W CN2515 CN107 J CN3342 E (ANP7491-A) F L 71 VSX-52TX 5 6 7 8 R402 C252 C251 R258 R257 R554 R553 R224 R222 C212 R220 R218 R233 R214 R212 R210 C208 R208 R206 R204 R223 R221 C211 R219 R217 R213 R211 R209 C207 R207 R205 R203 R134 R133 D442 R565 D443 C441 R564 R560 R562 R558 R556 R568 R567 R569 R563 R561 R559 R557 R555 R566 D441 R404 C271 R277 R253 R251 R249 C247 R247 R245 R243 R599 Q512 R575 R573 R570 R571 R572 R574 MRST MSCK MISO MOSI DEC MUTE 1394CTL 1394INT 1394DO 1394DI 1394RST 1394CK POWER GND MSS BUSY DSP HREQ DSP MODE DIR DO DIR CS DIR RST DIR ERR XTLO GND C516 C511 C472 C471 D444 Q382 D509 NP R596 C484 C492 10 D516 R582 R578 D517 1 Q503 C473 C476 CN101 1 Q517 20 10 C512 R436 C414 C398 26 R420 R406 C272 R278 R190 R254 R252 R250 C248 R248 R246 R244 R511 C551 R504 R512 R471 L475 L471 L472 R173 C442 -VF AC2 AC1 NC 4 C292 C291 R298 R297 R502 D507 R595 R513 R546 R534 R522 R520 R275 C389 C572 C573 R579 R293 R291 R289 C287 R490 C485 R541 R489 C513 R487 R529 Q507 R532 R530 L R389 R294 R292 R290 C288 R288 R287 R286 R285 R284 R283 R273 R271 R269 C267 R267 R265 R263 R486 C489 D506 Q504 R295 D501 R528 R531 FANSTOP FANDRY LOCKDET V-FAN V-FAN V+FAN V+FAN FV-C GAV FV-Y FV GAV GAV FV-L GNDA FV-R GNDA MICOUT GNDA V+5D FRONT OPT GNDD GNDU F R581 R580 D518 R274 R272 R270 C268 R268 R266 R264 C493 C483 R488 D502 D515 R585 R583 R256 10 1 E Q516 R526 C509 R525 R536 10 1 15 VSX-52TX 72 CN114 CN112 CN113 CN115 Q172 17 1 4 1 23 1 23 3 2 1 LF R234 1 R215 CN108 AWX8347 AWX8348 AWX8349 AWX8350 AWX8351 232C DET MR IN MIC DET GNDU GNDU V+5.6ST V+5.6U 1W WP RMC SROUT SRIN DISP EN DISP RDY DISP DO DISP DI DISP CLK DISP RST UART SW TEMP2 FLAC 2 FLAC 1 -VF D R216 GNDU MRIN V+5.6U GNDU 232C DET 232C CTS 232C RXD 232C TXD SW DET INPUT ATT 12V DET 12V TRG R296 Q482 R255 77 1 AWX8345 AWX8346 R276 88 11 99 IC481 16 16 V+FAN V+FAN V-FAN V-FAN LOCKDET TEMP1 TEMP2 OL-DET DC-DET V-12A V+12A V+5.6U GNDU GNDU WATT IC504 8 CN107 15 B 14 14 AWX8343 AWX8344 FV-C FV-Y FV GAV FV-L GNDA FV-R V-7A MC-DET GNDA MICOUT V+7A GNDD FRONT OPT V+5D C MAIN CONTROL ASSY L Q382 Q517 Q516 Q172 Q512 Q482 IC504 IC481 Q507 Q503 Q504 4 3 2 1 A SIDE B CN106 R121 C121 C108 C107 R148 R147 1 23 R164 R162 R163 R161 R124 R123 R343 R341 C112 C111 R154 R153 R128 R175 Q175 R342 R344 R363 R361 C114 C113 R156 R155 C129 R129 R177 R167 R168 C165 R130 C130 C127 C166 R127 R166 C193 CN102 CN103 R122 Q341 R347 R348 Q342 R367 R368 R364 R362 R323 R321 R183 R184 R322 R324 R403 R401 R394 R393 R228 R226 R227 R225 C457 R384 R383 R224 R223 R222 R221 C212 C211 R125 C125 R178 1 C110 C109 R150 R149 R109 C132 R132 C131 R182 C116 C115 R158 R157 R131 R115 GNDA GNDA AOUTL GDAC AOUTR V+2.5A GDAC GDAC R GDAC L GDAC RS GDAC LS GDAC SW GDAC C GDAC SBL RECMUTE SBR V+5AD V+12T GNDU GNDU V+5.6 V+12A GA V-12A GNDA MIC GNDA FVR GNDA FVL GND 12VTRG 12VDET L472 L471 L475 L474 L473 C126 R126 C182 R181 R134 R133 R116 73 VSX-52TX D R110 C106 C105 R146 R145 C122 R345 C393 C353 C354 C395 C373 C374 C396 Q362 R327 Q321 C391 C333 R328 Q322 Q381 C334 C392 R326 C397 C413 R407 R408 R112 R111 C104 C103 R144 R143 21 R135 R120 R119 R136 R431 R432 R429 R325 R366 R434 R433 R346 R365 Q361 C394 C194 V+12T GNDT GNDT TL TR GNDU GNDU RMC SRIN TXD RXD SR OUT I2DT I2CK OSD CK OSD DT OSD CS OSD RT MRSW1 MRSW2 V1 V2 V3 R379 R400 R339 R340 R430 R405 R435 R436 R402 C128 C102 C101 R142 R141 L121 R117 R483 R482 R481 R484 C192 R404 R165 B R598 SYDET 52A 52B 86A 86B FMDET GNDT TDO T CLK TDI TCE V-12A V+12A RY A RY HP RY CS RYB GNDST GNDST V+5.6st RY AC WUP HP SW R419 R420 C414 C398 Q382 C124 8 7 6 5 R102 R101 C389 C572 C573 R406 C252 C251 R258 R257 1 R105 C271 R277 CN111 CN114 1 23 L106 C119 R106 L114 R113 D382 L105 C272 R278 R382 L113 D193 R114 R381 D381 D383 R233 D384 CMKM-G3X R D192 Q386 R104 R103 C292 C291 R298 R297 C472 C471 C123 Q235 GNDU MRMUTE VLCK MRDT V+7A V-7A MRR GNDA MRL GNDA GNDA RIN GNDA LIN GNDA RSIN GNDA LSIN GNDA SWIN GNDA CIN GNDA R234 R185 C118 R118 C R108 R107 R186 R187 R188 R189 R190 C191 C117 C120 NECK8 NECK6 AMUTE SWDET V-12A SBROUT GNDA SBLOUT GNDA ROUT GNDA GNDA LOUT GNDA SWOUT GNDA COUT GNDA RSOUT GNDA LSOUT R359 R360 1 23 1 23 Q175 Q341 Q361 Q342 Q321 Q362 Q381 Q322 Q382 Q235 Q386 8 7 6 5 SIDE B A CN105 CN104 (ANP7491-A) E F L 81 51 80 C3017 C3016 80 50 AWX8377 AWX8388 AWX8389 -VF R3102 R3103 R3104 R3105 R3106 R3107 R3108 R3109 R3110 R3111 R3112 R3113 R3114 R3115 R3116 R3151 R3150 R3149 R3148 R3147 R3146 R3145 R3144 R3143 R3142 R3141 R3140 R3139 01 30 IC 30 30 R3037 GNDU V+5UH GNDU R3138 R3137 R3136 R3135 R3134 R3133 R3132 R3131 R3130 R3129 R3128 R3127 R3126 R3125 R3124 R3123 R3122 R3121 R3120 R3119 R3118 R3117 81 50 C3015 R3063 C3032 51 R3021 31 31 R3052 R3064 R3256 R R3261 R3264 C3021 V+5UH R3265 DISPLAY ASS'Y C3022 R3029 C3027 R3066 R3260 V+5UH R3047 C3019 R3263 R3046 GNDU C3028 R3062 R3259 R3258 R3036 R3039 R3030 R3038 C3020 R3040 V+5UH W3062 W3066 GNDU R3045 3034 W3053 V+5UH R3044 R3262 GNDU V+5U C3101 O IN 3035 3002 -VF W3024 C3018 W3049 W3054 W3047 W3050 S30 S3006 S3008 W3063 S3007 S3009 W3067 4 F DIALOG ENHANCEMENT S3010 4 3 AWX 2 1 R3043 R3041 VSX-52TX 74 W3055 R3042 E 3002 O DISPLAY ASSY D GNDU W3061 MULTI CH MPX V+5UH W3051 W3045 V+5UH W3046 W3052 V+5U SIGNAL SELECT S3011 S3016 S3015 S3014 S3013 W3065 BAND 3003 V3001 W3048 S3012 ON/OFF CONTROL RETURN CMKM-P3X SYSTEM SETUP C W3027 W3064 W3068 TUNING STATION TUNER EDIT V+5UH DISPLAY A'SSY J8 GNDU P 3251 W3028 W3026 KEY1 GNDU MJOGB MJOGA B 1 3002 O DISPLAY A 4 3 2 1 4.9 DISPLAY ASSY SIDE A ASSY -VF W3023 W3025 SIDE B IC3001 CMKM-P3X V+5U KEY1 GNDU MJOGB MJOGA -VF LF 5 6 7 8 SIDE A A BLUE W3015 IC3002 W3016 D3011 V+5U W3017 CN3001 W3030 W3056 W3029 SB CH MODE KEY 2 GNDU VENC B VENC A KEY 2 SPEAKERS L CN101 B 3001 W3031 W3032 W3033 V+5UH W3034 GNDU W3036 W3035 W3057 W3058 W3039 TONE CONTACT SIDE C3007 W3040 W3042 ACOUSTIC EQ S3005 S3006 W3060 N W3059 W3043 MIDNIGHT/ LOUDNESS W3008 V+5UH W3041 X3002 DIALOG ENHANCEMENT ORANGE MCACC V+5UH W3037 W3045 V+5UH GNDU W3061 W3009 W3014 W3038 1W WP RMC SROUT SRIN D.EN D.RDY D.DO D.DI D.CLK D.RST UART TEMP2 FLAC2 FLAC1 -VF GNDU W3044 W3021 W3022 GNDU X3001 5.6ST 5.6U D3010 GNDU W3011 SWDET IN ATT 12VDET 12VTRG 232C MRIN MIC D GNDU GNDU 3001 W3019 W3012 W3013 W3001 CN3001 V+5UH GNDU W3003 W3007 GNDU GNDU W3020 C3005 W3018 -VF GNDU FLAC2 W3005 -VF W3023 GNDU W3010 V+5UH W3006 W3002 L3001 C3106 C3003 V+5U W3004 N 3201 S3003 S3004 S3002 J7 S3001 C (ANP7492-A) IC3002 IC3001 Q3005 SIDE B IC3003 Q3003 Q3004 Q3001 Q3002 D R3006 Q3001 GNDU 3001 1 20 GNDU V+5UH V+5UH V+5U GNDU V+5UH D3001 D3002 26 -VF GNDU C3008 10 5.6ST 5.6U Q3002 R3029 R3026 Q3005 D3012 1W WP C3024 R3055 0 CN3001 R3011 D3004 RMC SROUT SRIN D.EN D.RDY D.DO D.DI D.CLK D.RST UART R3034 10 D3008 D3005 R3014 R3013 R3036 1 1 Q3003 GNDU C3031 C3102 SWDET IN ATT 12VDET 12VTRG 232C MRIN MIC D GNDU GNDU C3009 R3033 R3019 GNDU 10 0 E TEMP2 FLAC2 FLAC1 -VF R3035 01 30 IC R3008 R3009 R3010 GNDU R3054 C3001 -VF VFL2 V+5U R3101 C3002 V+5UH C3004 C3107 C3108 81 5 5 1 30 30 4 4 Q3004 11 R3016 R3017 R3053 R3004 C3006 R3001 R3007 R3005 R3003 R3022 R3023 R3025 R3024 80 IC3003 551 1 D3009 R3012 C3023 R3060 GNDU V+5UH C3013 C3105 C3104 C3103 80 C3017 C3016 81 KEY2 GNDU VENC B VENC A KEY2 R3020 88 D3007 R3015 C3012 R3061 R3067 D3006 D3003 V+5UH R3002 GNDU R3057 R3018 R3021 31 31 C3014 C3026 5 R3257 R3031 R3032 R3058 R3059 C3011 R3056 C3025 C3027 C3028 R3065 F (ANP7492-A) O 75 VSX-52TX 5 6 7 8 1 2 3 4 4.10 HEADPHONE, VOLUME and MULTI JOG ASSYS SIDE A SIDE A S3204 S3207 W3202 W3201 LF KEY 2 GNDU VENC B VENC A KEY 2 CD-R/TAPE MD S3209 S3202 3201 J7 CD 1 5 5 3201 O 3001 MULTI JOG ASSY ASSY 3251 1 ENTER S3254 J8 4 S3253 4 3251 S2491 3 3.MSW1 2.NC 1.MSW2 SELECT LISTENING MODE W3252 KEY1 GNDU MJOGB MJOGA 1 MECHA.SW ASS'Y CN2491 R W3251 D CMKM-P3X S3251 W MECHA SW R S3252 STANDBY/ON LF MULTI JOG ASS'Y C CMK-P3X P (ANP7492-A) CN2491 1 DVD/LD S3201 S3203 W3204 TV/SAT S3208 B W3203 R VOLUME ASS'Y CMKM-P3X VIDEO2 TUNER DVR/VCR S3205 1 VIDEO1 VOLUME ASSY 2 N S3206 A (ANP7492-A) (ANP7420-C) O 3002 E H 1 HPL HPG HPR HPSW 1 HEADPHONE ASS'Y AWX8380 CN3301 4 4 CN3301 A D 2302 HEADPHONE ASSY FL CMKM-P3X KN3301 R 3301 (ANP7492-A) F H N P H N P 76 VSX-52TX 1 2 3 4 5 6 7 8 SIDE B SIDE B R VOLUME ASS'Y CMKM-P3X R3204 R3203 LF AWX8387 C3201 R3210 C3202 R3209 R3206 R3205 N A VOLUME ASSY B R3212 R3202 R3211 R3207 KEY2 GNDU VENC B VENC A KEY2 R3208 5 1 3201 P (ANP7492-A) MULTI JOG ASSY W MECHA SW C 3251 LF AWX8379 MULTI JOG ASS'Y D C3252 R3255 KEY1 GNDU MJOGB MJOGA CMKM-P3X 3.MSW1 2.NC 1.MSW2 R CN2491 CN2491 C2492 MECHA.SW ASS'Y AWX 7995 AWX 1 (ANP7420-C) C3251 R3254 1 C2491 ASSY R3252 R3251 4 (ANP7492-A) E C3303 C3304 C3305 1 4 HPL HPG HPR HPSW CN3301 LF C3308 C3307 C3306 HEADPHONE ASS'Y C3301 C3302 R3301 N HEADPHONE ASSY AWX8380 (ANP7492-A) F H N P H N P 77 VSX-52TX 5 6 7 8 1 2 3 4 4.11 POWER AMP IN ASSY SIDE A SIDE A A B CN905 U CN4551 CN4003 W4016 1 W4000 ICT W4002 POWER AMP IN ASSY R CMKM-P3X 6 6 1 1 1 1 C4460 CN4451 2.CS W4004 W4008 W4003 C4464 Y2B 1.VH+ 2.VH3.NECK6 4.NECK8 5.V-12A W4014 4001 1 5 1 NP W4013 J13 YEL W4015 R4469 (ANP7494-A) U CN4452 3.CS 1.CS 6 6 6.CS 4.CG2 CN4451 5.CS C4461 4.CS W4009 3.CG2 1 1 C4451 5.CG1 CN4401 C4458 2.CG1 C F/C 1 C4453 IC4451 13 C4459 18.(AGSL)AGSB 17.(SBL)SB 16.AGL 15.L 14.AGLS 13.LS 12.AGRS 11.RS 10.AGR 9.R 8.(SBR)NC 7.(AGSBR)NC 6.AGC 5.C 4.V-12A 3.AMUTE 2.neck6 1.neck8 13 13 C4455 CN4002 10 10 W4012 C4454 CN4001 W4010 W4007 CN4001 18 18 13 W4006 W4005 CN4003 6.AGC 1.GAMP CN4401 13.RS 12.AGRS 11.R 10.AGR 9.SBR(C) 8.AGSBR(C) 7.WT 6.DC 5.AMUTE 4.VH3.VH2.VH+ 1.VH+ 1 W4011 W4001 1.LS 2.AGLS 3.L 4.AGL 5.SBL 6.AGSBL 7.DC 8.OL 9.AMUTE 10.-VH 11.-VH 12.+VH 13.+VH 1 B 1 S CN4402 S CN4501 CN4002 1 Q POWER AMP IN ASSY 5 4001 Y2B X CN2201 A B CN2102 SIDE B SIDE B Q POWER AMP IN ASSY D 4001 5 1 R4471 D4455 D4456 D4457 Q4452 R4470 R4464 R4468 D4454 D4452 Y2B R4467 D4453 D4451 D4458 R4474 R4473 1 R4460 R4462 6 1 CN4451 13 1 R4453 CMKM-P3X 1 R4455 R4458 R4459 R4005 C4456 R4451 R4454 C4452 C4466 CN4401 CN4002 C4462 C4463 R E R4461 6 CN4001 R4465 R4466 R4475 R4452 R4004 R4002 R4003 C4457 C4469 R4463 Q4451 18 1 13 R4456 R4457 10 R4001 POWER AMP IN ASSY AWX8405 LF AWX 1 CN4003 Q4452 (ANP7494-A) Q4451 F Q Q 78 VSX-52TX 1 2 3 4 5 6 7 8 4.12 12V TRIGGER ASSY SIDE A SIDE A A • For VSX-52TX Only K 12V TRIGGER ASSY 9 6 B 1 981 5 JA981 C994 JA983 JA982 CN983 W984 C996 C989 8 8 W983 R989 D983 CN982 4 C991 W981 CN981 L992 Q991 1 C995 1 2 R C983 W982 1 C993 PRINTED SIDE 8.GNDU 7.MRIN 6.V+5.6U 5.GNDU 4.232CDET 3.232CCTS 2.232CRXD 1.232CTXD CMKM-P3X 1.V+12TR 2.GNDTR 3.12DET 4.12 TRG IC982 4 CN981 1 W CN2504 Q981 C IC982 12V TRIGGER ASSY CN982 (ANP7494-A) L CN108 SIDE B K SIDE B 12V TRIGGER ASSY LF Q984 C984 8.GNDU 7.MRIN 6.V+5.6U 5.GNDU 4.232CDET 3.232CCTS 2.232CRXD 1.232CTXD AWX8398 AWX8395 AWX D R985 1.V+12TR 2.GNDTR 3.12DET 4.12 TRG R986 C988 4 16 IC981 16 C992 1 1 CN981 R987 D982 R988 Q982 CN982 E R982 R981 R983 Q981 R992 R996 R998 C998 Q983 9 8 D992 D981 R991 C987 R995 R997 R993 R994 C997 C985 D991 R984 C986 C982 C981 (ANP7494-A) F Q984 Q982 Q983 Q981 IC981 K K 79 VSX-52TX 5 6 7 8 R975 R976 C813 CN951 R851 R828 C827 C826 R816 R815 C817 R817 4141 IC802 6060 A C819 C820 C818 D 5 5 C C834 R854 R853 1 4 1IC851 4 8 8 C830 R833 R832 F 3 R711 R710 IC801 IC802 R712 W CN2521 IC851 W CN2522 IC701 CN701 R709 23 23 R570 IC701 R571 R716 IC551 D701 33 33 R913 C718 R564 R562 11R579 CN901 CN902 R505 R504 R507 R629 C622 R630 C623 R623 R627 R626 R625 R624 C903 R909 L503 C513 C506 C901 R908 C904 C902 C908 L602 C608 C609 KN502 4 3 W CN2524 CN901 R622 36 36 C612 C613 X601 R621 25 25 IC601 10 10 R614 R608 R609 R615 R616 R617 R618 R620 L702 R612 L603 C607 Q551 R715 L551 R566 22 22 C604 R607 IC601 CN951 CN702 C554 R567 CN601 B 3 CN701 R706 C913 C910 C556 R834 1 1 C555 R708 R836 R835 D551 R580 C551 C553 R581 C552 2 CN952 C821 C823 C822 C824 C815 R837 C835 CN551 R568 R801 R705 LF 2323 Q951 C953 C956 TP3 R979 C833 C831 R839 KN901 R980 C816 R958 R953 R959 R840 R960 R961 R952 R951 R813 R982 C951 C952 L951 TP1 C814 X801 C911 8080 C832 IC801 6161 C R707 15 15 5 4 IC951 R962 L801 C852 L803 R856 R569 C828 C829 R829 R830 C851 C810 C808 C809 C807 C812 TP5 TP2 TP4 R810 8 R967 R968 C912 C704 C701 C557 C705 C702 C703 C811 R969 R970 44 44 C804 R802 C802 C801 C803 R714 D553 C806 R974 L953 R572 R613 B D C805 11 ICT FC C909 R713 34 34 C605 C606 A R619 L604 CN601 R824 C715 C720 C717 C719 C716 R907 G CN961 R825 48 KN501 C618 C508 48 37 37 C603 R603 C602 R602 R826 C620 C621 C619 R628 JA501 C601 R601 R838 L802 22 22 19 19 4040 5 4 11 2 88 15 15 E 8 11 2121 11 11 20 20 80 12 12 11 1 13 15 15 13 9 24 24 L851 13 13 11 16 11 1 1 1 12 12 D 1 1 C L605 B R916 A JA502 1 4 4.13 DSP ASSY SIDE A SIDE A • This diagram has four layers. In the two middle layers, mainy Vcc and GND are connected. M DSP ASSY 1 2 Q551 IC551 IC951 R Q951 (ANP7503-A) M VSX-52TX M 4 5 6 7 8 SIDE B SIDE B A • This diagram has four layers. In the two middle layers, mainy Vcc and GND are connected. 10 10 11 1 R956 R957 R955 R954 R820 R821 Q801 L804 B CN951 C955 R978 R811 R812 R807 R809 R818 C825 R819 R977 C954 L952 20 1 1 20 11 IC952 R808 IC952 R981 15 C915 23 C914 R983 L954 23 M DSP ASSY Q801 1 1 R822 R806 R823 PRODUCTION CODE R805 R804 R852 R803 R831 R855 R914 R872 IC871 C706 R704 IC871 L701 L871 C871 C916 C872 C917 R575 C R703 CN701 4 1 1 4 55 88 R871 15 R560 R558 R556 R554 R552 R551 R559 R557 R561 R555 R553 R857 19 R874 R876 R873 R875 C712 C713 R565 R563 C918 C919 D C920 C611 IC902 15 13 L902 R902 C610 GND OUT IC902 IN R573 R577 R578 DSP ASSY AWX8414 R915 LF R903 L903 C723 C722 C721 R702 R701 1 D702 R574 C714 R576 R912 R906 IC501 R904 1 1 14 14 OUT R506 R513 R501 C501 L501 C502 L502 C505 C511 C512 R911 C906 IC901 GND C507 IC901 C503 D901 R512 E IN R509 1 7 7 8 8 C907 R905 IC501 CN901 D902 C614 C615 C616 R901 C617 L901 C509 R510 R508 R503 C504 R502 1 R605 C510 R610 R606 L601 R511 R604 R611 C707 C708 C709 C710 C711 19 R827 R910 C905 (ANP7503-A) F M M 81 VSX-52TX 5 6 7 8 1 2 3 4 4.14 POWER PROTECT, POWER AMP-L and POSI 1 L ASSYS SIDE A A LF POSI1_L POWER AMP-L ASSY J4501 15 1 1 KN4401 W4328 W4310 C4201 C4204 C4203 C4205 C4214 C4114 C4101 C4103 W4329 W4330 W4331 W4311 W4335 W4334 W4333 W4313 W4336 1 1 NP W4315 C4104 NP 10 10 C4105 CMKM-P3X 1 1 10 10 IC4101 IC4201 C4210 ORG W4358 C4109 W4344 Y3A PPL R4219 W4355 W4363 W4360 Y5A W4345 C4211 Y1 W4347 W4362 W4365 RED W4343 C4209 W4346 C4208 C4111 C4110 C4108 K W4338 CN4504 CN4504 W4316 W4312 R W4309 W4337 POWER AMP_L ASSY A 1 +55V C4406 1 1 -55V CN4502 (ANP7494-A) 0 J45 W4332 -55V +55V 11 11 C POSI1-L ASSY W4308 1.NC 2.NC 3.GNDU 4.POSI_1 5.POSI_2 6.DC DET 7.OL DET 8.WT 9.NC 10.NC 11.NC R4573 CN4502 1 1 B T ASSY S TH4501 R4119 W4357 W4375 W4376 W4359 W4377 W4378 W4361 W4380 W4381 W4382 W4364 W4383 W4384 W4379 1 CMKM-P3X 1 R W4385 W4356 1 J4102 W4366 J4105 04 R CMKM-P3X IC4202 PBD001A R PBD002A CMKM-P3X IC4203 IC4102 R PBD001A PBD002A 1 CMKM-P3X IC4103 D Y3 IC4101 IC4103 Y IC4201 IC4203 IC4102 IC4202 AB CN2103 R POWER PROTECT ASSY 11 11 W4100 W4102 1 CN4051 1 W4104 W4105 W4106 W4107 +5V +5V 11 11 W4109 CN4052 15 (ANP7494-A) 11.NC 10.NC 9.GNDU 8.POSI_1 7.POSI_2 6.DC 5.OL 4.WT 3.NC 2.NC 1.NC W4101 W4111 1 W4110 W4112 CN4053 1 CN4053 CN106 +12V 1 L POWER PROTECT ASSY W4103 1 1.NC 2.GAMP 3.GAMP 4.POSI_1 5.GNDU 6.POSI_2 7.POSI_2 8.DC 9.OL 10.WT 11.NC W4108 E AB CN CMKM-P3X POWER PROTECT ASSY CN4051 F R S T 82 VSX-52TX 1 2 3 4 R 5 6 7 8 SIDE A A W4307 W4323 W4322 W4324 C4314 C4304 1 1 6.CS 5.CS 4.CS 3.CG2 2.CG1 1.GAMP W4327 W4320 W4328 10 10 NP IC4301 C4310 C4309 C4308 Y5C BLK W4341 CN4501 KN4402 C4311 C W4339 W4342 Q 6 6 CN4402 CN4401 1 1 C4301 C4303 C4305 C4402 CN4001 CN4402 1 CN4503 W4321 W4317 W4318 W4319 +55V -55V W4325 W4326 C4401 C4201 W4300 W4301 W4303 W4304 W4305 W4308 W4309 W4340 Y5 GRY Y5A W4352 B Q 1 1 1 W4302 P3X 13 13 B W4306 P_L ASSY 13.LS 12.AGLS 11.L 10.AGL 9.SBL 8.AGSBL 7.DC 6.OL 5.AMUTE 4.-VH 3.-VH 2.+VH 1.+VH CN4501 SSY Y3B RED W4353 W4355 Y5B R4319 BLU W4357 J4103 W4367 W4369 W4370 W4371 W4351 W4372 W4350 R 1 W4354 W4349 1 W4374 W4368 1R W4356 W4373 CMKM-P3X CMKM-P3X J4101 1 W4375 W4348 J4104 IC4453 PBD002A IC4302 PBD001A R PBD002A CMKM-P3X IC4303 R CMKM-P3X D (ANP7494-A) Y5 Y1 02 IC4303 IC4302 IC4301 AB CN2002 IC4453 AB CN2101 E 1 1 3 3 1 R 1 ROTECT ASSY 3 4051 CN4054 CMKM-P3X F R S T 83 VSX-52TX 5 6 7 8 1 2 3 4 SIDE B A R4325 R4324 R4579 C4577 R4577 LF R4323 R4328 C4328 R4326 C4326 R4327 C4327 R4309 R4310 R4311 R4308 C4312 C4212 C4213 C4313 Y5 R4345 R4316 R4315 D4306 R4312 1 6 C4217 R4202 D4308 CN4402 POWER AMP_ AW AW AW R4344 R4346 D4305 D4304 D4303 Y3 Q4302 D4307 R4314 R4313 D4301 D4302 C R4307 C4316 C4302 R4305 6.CS 5.CS 4.CS 3.CG2 2.CG1 1.GAMP R4303 R4302 4.-VH 3.-VH 2.+VH 1.+VH R4304 R4301 C4317 Q4301 PO Q4201 C4307 R4306 C4306 1 13.LS 12.AGLS 11.L 10.AGL 9.SBL 8.AGSBL 7.DC 6.OL 5.AMUTE 1 CN4501 1 13 B T POWER AMP-L ASSY 10 S Y5 R4231 R4233 R4482 R4483 R4331 R4333 Y5 R4332 R4334 R4318 R4317 R4321 R4320 D Q4301 R Q4302 1 NP 11 0 1 2 3 4 5 6 7 8 9 1 Q4052 A B C C4056 0 R4063 Q4051 1 0 1 2 3 3 1.V+FAN 2.V+FAN 3.V-FAN 4.V-FAN 5.LOCKDE 6.TEMP1 7.TEMP2 8.OLDET 9.DCDET 10.V-12A R4500 R4054 R4061 1.NC 2.GAMP 3.GAMP 4.POSI_1 5.GNDU 6.POSI_2 7.POSI_2 8.DC 9.OL 10.WT 11.NC R4051 R4053 R4052 4 4 C4051 3 R4065 C4055 VSX-52TX IC4051 R S T 2 5 R4050 R4066 R4068 R4058 Q4053 R4059 R4060 1 1 LF F 1 8 1 CN4051 84 R4057 C4054 R4064 R4069 R4067 Q4054 D4053 D4052 3 11.NC 10.NC 9.GNDU 8.POSI_1 7.POSI_2 6.DC 5.OL 4.WT 3.NC 2.NC 1.NC CMKM-P3X R 11 UP SIDE AWX8406 AWX8407 AWX8408 AWX POWER PROTECT ASSY 0 1 POWER PROTECT ASSY C4053 R4056 C4052 R4055 E Q420 5 6 7 8 SIDE B A 8427 8535 8536 POSI1-L ASSY AWX R (ANP7494-A) POSI1_L 1.NC 2.NC 3.GNDU 4.POSI_1 5.POSI_2 6.DC DET 7.OL DET 8.WT 9.NC 10.NC 11.NC CN4504 A CN4502 CMKM-P3X J4501 1 OWER AMP_L ASSY AWX8403 AWX8409 AWX 1 T 1 Q4401 10 1 R4113 R4501 R4107 C4116 R4111 R4108 C4112 R4110 R4109 R4112 C4113 D4101 D4102 D4104 D4103 R4114 D4107 R4102 Q4102 D4106 R4115 R4116 R4145 Y3 C R4232 R4234 R4218 R4132 R4134 10 1 D4201 D4202 D4206 R4215 R4216 R4245 Q4402 C4107 R4106 C4106 R4104 C4102 R4105 R4101 R4103 C4117 D4208 D4204 D4203 R4209 R4212 C4213 Y1 D4105 D4108 D4207 R4214 R4211 R4210 R4208 C4212 Y5 R4146 R4144 R4244 R4246 Q4202 R4205 R4203 C4216 D4205 R4207 C4207 R4206 C4206 R4204 C4202 R4201 C4217 R4202 R4213 Q4101 B 11 Q4201 R4131 R4133 R4121 R4231 R4233 R4220 R4120 R4117 R4118 R4217 R4221 D (ANP7494-A) Q4201 Q4102 Q4101 Q4402 Q4401 11.V+12A 12.V+5.6U 13.GNDU 14.GNDU 15.WATT E 1 1.V+FAN 2.V+FAN 3.V-FAN 4.V-FAN 5.LOCKDET 6.TEMP1 7.TEMP2 8.OLDET 9.DCDET 10.V-12A Q4051 Q4054 Q4053 Q4052 IC4051 D4051 D4502 R4500 R4054 R4051 R4053 R4065 C4055 1.NC 2.GAMP 3.GAMP 4.POSI_1 5.GNDU 6.POSI_2 7.POSI_2 8.DC 9.OL 10.WT 11.NC Q4051 X Q4202 15 R4052 C4051 CN4053 (ANP7494-A) F R S T 85 VSX-52TX 5 6 7 8 1 2 3 4 4.15 POWER AMP-R and POSI 1 R ASSYS SIDE A A U 42 00 W4252 CMKM-P3X W4254 C4251 Production Code W4226 C C4403 1 1 10 10 C4360 BLK W4239 1 1 6.AGC 5.CG1 4.CG2 3.CS 2.CS 1.CS C4361 C4358 C4359 W4237 CN4452 IC4351 Y4B BRW W4228 Y6C BLU Y6B W4238 CN4452 NP 6 6 C4364 C4404 W4253 W4250 -55V C4355 W4279 W4251 W4270 W4247 13 13 C4354 W4278 W4277 W4249 W4268 W4267 CN4551 W4276 W4273 W4248 W4272 W4271 W4274 C4353 CN4451 R W4275 KN4404 C4351 Q P POWER AMP_R W4269 1 1 CN4002 1.RS 2.AGRS 3.R 4.AGR 5.SBR(C) 6.AGSBR(C) 7.WT 8.DC 9.AMUTE 10.VH11.VH12.VH+ 13.VH+ +55V CN4551 Q B V POWER AMP-R ASSY Y6 RED W4230 Y6A R4369 W4232 W4231 W4213 R CMKM-P3X IC4352 1 Y2 Y6 AB CN2102 IC4452 W4212 W4211 W4210 W4209 W4208 CMKM-P3X PBD001A IC4353 IC4452 PBD001A 1 D PBD002A R CMKM-P3X R W4207 W4206 W4229 W4205 W4204 W4203 W4202 W4201 R CMKM-P3X J4154 1 W4200 W4227 J4151 AB 2001 IC4353 IC4352 E R POWER PROTECT ASSY +5V W4101 R 3 CMKM-P3X 1 OTECT ASSY 3 11.NC 10.NC 9.GNDU 8.POSI_1 7.POSI_2 6.DC 5.OL 4.WT 3.NC 2.NC 1.NC 1 W4105 W4102 3 W4104 2 W4100 VSX-52TX 1 11 11 U V R 86 CN4051 1 4051 3 F 1 1 1 CN4054 +5V POWER PROTECT ASSY 4 5 6 7 8 SIDE A 1 W4280 CN4553 W4265 C4155 +55V W4263 C4164 IC4251 C4153 C4151 W4264 W4260 W4259 W4258 W4257 -55V +55V W4254 W4255 W4256 C4264 W4281 C4255 W4262 C4254 W4261 C4253 C4251 KN4403 W4266 W4279 R4574 CN4552 1 1 LF C4154 ASSY CMKM-P3X W4282 11.NC 10.GAMP 9.GAMP 8.POSI_1 7.GNDU 6.POSI_2 5.POSI_2 4.DC DET 3.OL DET 2.WT 1.NC POSI1_R CN4552 CN4553 TH4503 A 11 11 J4551 1 WER AMP_R ASSY R 1 (ANP7494-A) -55V POSI1-R ASSY 1 V J4551 A B C4405 IC4151 NP NP W4240 W4235 W4234 R4269 W4232 C4161 W4245 C W4246 W4242 GRN C4159 W4243 C4259 Y2A 10 10 C4160 C4158 C4261 C4258 BLU Y6B 1 1 W4244 10 10 C4260 W4241 1 1 Y4A WHT W4236 R4169 W4231 CMKM-P3X W4225 IC4152 PBD001A R PBD002A IC4153 IC4252 CMKM-P3X W4224 W4223 W4222 W4221 W4220 W4218 W4219 W4217 R PBD001A IC4253 PBD002A CMKM-P3X W4216 W4215 W4214 W4233 W4213 R R 1 1 CMKM-P3X J4155 1 W4212 J4153 1 W4211 J4152 D (ANP7494-A) Y4 AB CN2104 1 IC4253 IC4252 IC4153 IC4152 E 15 W4112 1 1 CN4053 +12V 1 1 W4103 W4102 W4100 POWER PROTECT ASSY 11 11 1.NC 2.GAMP 3.GAMP 4.POSI_1 5.GNDU 6.POSI_2 7.POSI_2 8.DC 9.OL 10.WT 11.NC +5V 11 11 CN4052 W4110 W4111 W4106 W4101 W4109 W4108 W4107 W4105 CN4051 1 W4104 +5V SY F (ANP7494-A) CN4052 U V R 87 VSX-52TX 5 6 7 8 11.V+12A 12.V+5.6U 13.GNDU 14.GNDU 15.WATT 1.V+FAN 2.V+FAN 3.V-FAN 4.V-FAN 5.LOCKDET 6.TEMP1 7.TEMP2 8.OLDET 9.DCDET 10.V-12A R4051 R4053 3 11 NP R4267 R4270 Q4052 0 0 C4263 R4262 C4262 R4260 R4155 R4153 C4162 D4257 R4264 D4155 Q4152 R4152 C4167 C4152 R4151 R4154 R4263 1 F CN4052 U V R VSX-52TX 4 R4255 R4253 C4266 R4257 10 R4283 R4281 Q4252 0 1 2 3 C4267 8426 8538 8539 AWX LF R4252 R4251 R4254 C4252 C4257 R4256 C4256 D4255 R POSI1_R CMKM-P3X V R4259 R4258 R4158 C4166 Q4404 3 R4271 R4268 R4261 D4253 D4254 R4295 R4266 R4265 D4256 D4252 D4251 R4195 D4156 R4165 R4166 C4163 R4162 R4159 R4161 Q4252 R4060 1 R4059 Q4151 Q4152 R4058 R4182 R4184 Q4054 IC4051 R4168 D4153 D4154 R4160 R4157 Q4151 Q4053 R4066 R4068 R4050 R4052 C4051 R4171 R4167 R4170 D4151 D4152 C4157 R4156 C4156 Q4403 CN4552 CN4553 C4053 R4056 C4052 R4055 R4069 R4067 R4064 C4054 R4057 8 5 R4065 C4055 1.NC 2.GAMP 3.GAMP 4.POSI_1 5.GNDU 6.POSI_2 7.POSI_2 8.DC 9.OL 10.WT 11.NC 1 CMKM-P3X D4051 D4502 R4500 R4054 11 2 Q4051 R Q4403 Q4404 D4158 1 88 Y4 D4258 R4183 R4181 1 J4551 11.NC 10.NC R4163 4 10 R4296 R4294 R4196 R4194 C 1 R4402 1 B 11.NC 10.GAMP 9.GAMP 8.POSI_1 7.GNDU 6.POSI_2 5.POSI_2 4.DC DET 3.OL DET 2.WT 1.NC D4157 R4164 15 1 POWER AMP-R ASSY UP SIDE 1 R A U 9.GNDU AWX8406 8.POSI_1 7.POSI_2 AWX8407 6.DC 5.OL 4.WT AWX8408 3.NC 2.NC AWX 1.NC LF PROTECT ASSY 11 E 2 1 1 4 A SIDE B POSI1-R ASSY (ANP7494-A) POWER AMP AWX8404 AWX Q4251 1 1 0 1 2 3 4 5 6 7 8 9 Y6 Y2 R4284 R4282 D Q4251 POWER PROTECT ASSY A B C 5 6 7 8 SIDE B A R R4476 R4477 R4478 C4576 R4576 13 CN4452 R4352 Q4351 C4367 R4355 R4353 C4362 C Y4 R4381 R4383 R4481 R4485 R4370 R4367 R4368 R4371 R4384 R4382 Y6 6.AGC 5.CG1 4.CG2 3.CS 2.CS 1.CS C4363 R4362 R4358 R4359 D4352 D4351 R4395 R4366 R4365 D4356 R4351 R4354 C4352 C4366 R4357 R4363 D4358 D4357 R4364 R4394 R4396 D4355 Q4352 R4252 C4357 R4356 C4356 C4267 R4251 R4255 R4253 R4262 C4262 10.VH11.VH12.VH+ 13.VH+ 1 C4263 1.RS 2.AGRS 3.R 4.AGR 5.SBR 6.AGSBR 7.WT 8.DC 9.AMUTE 6 D4354 D4353 R4284 R4282 B CN4551 R4497 C4497 1 R4361 R4360 Y6 Y6 R4496 C4496 R4498 C4498 Q4251 10 R4595 C4595 R4575 1 R4578 POWER AMP_R ASSY AWX8404 AWX D (ANP7494-A) Q4251 Q4352 Q4351 D4053 D4052 1 R4061 AWX8406 8.P 7.P AWX8407 AWX8408 AWX POWER PROTECT ASSY R4063 Q4053 Q4052 Q4051 Q4054 3 UP SI A B C C4056 3 4 5 6 7 8 9 IC4051 3 E 1 F (ANP7494-A) U V R 89 VSX-52TX 5 6 7 8 -VB REG B G REG REG B W2591 CN2505 7 B 7 C2549 7 W2592 7 W2593 2502 W2609 GAV CN2501 W2608 V+5.6V 13 13 W2594 W2596 V+12TR W2595 GNDTR 1 AC2 CN2504 GNDTR C2502 1 W2604 CN2503 AC1 W2678 V+12TR W2598 90 2 W2610 W2614 CN2505 2502 C2509 C2501 V+12A IC2501 CN2501 C CN701 CN2502 D CN801 CN2503 F CN5001 CN2504 K CN981 3 C2510 V-12A A W2603 V+9V W2602 4 4 AD 2304 C J14 4 X CN2202 W VSX-52TX 4 C2527 IC2507 C2528 L2501 W2676 GDDD(IE) W2643 14 W2626 17 17 W2642 AC2 IC2509 V+5IE D 78M05FA W2625 AC1 C2532 CN2514 CMKM-P3X DNGD W2667 W2674 W2624 W2668 R W2623 IC2513 IC2507 1 1 78M05FA W2621 V+5D GNDD XTLO DIR ERR DIR RST DIR CS DIR DO DSP MODE DSP HREQ BUSY MSS MRST MSCLK MISO MOSI DECMETE 1394CTL 1394INT 1394DI 1394DO 1394RST 1394CK POWER GNDD 3 D2541 W2622 V+5AD V+12T GNDT GNDU V+5.6U V+12A GA V-12A GNDA MICOUT GNDA FVR GNDA FVL GND 12VTRG 12VDET 2323 CMKM-P3X CMKM-P3X 2505 W2641 D2537 79M12FA 2503 V-12A 2506 W2620 1 W2619 W2639 GNDA GNDA AOUTL GDAC AOUTR V+2.5A GDAC GDAC R N.C. L GDAC RS GDAC LS GDAC SW GDAC C GDAC SBL RECMUTE SBR CN2522 IC2502 R REG V REG VG REG V GNDA GNDA W2618 J2501 W2611 CN2511 V+12A -VF CN2511 R REPLACE WITH SAME TYPE NO.491.500 MFD. BY LITTELFUSE INC. FOR IC2513-IC2515. CN2511 M CN701 L CN111 78M12FA ATTENTION EN CAS DE REPLACEMENT W2655 W2651 AC2 AC1 W2652 W2617 W2650 W2653 1 W2654 1919 W2638 5 DES FUSIBLES IC2513-IC2515 N'UTILISER QUE LA REFERENCE 491.500, DE CHEZ LITTELFUSE INC. 5 2 IC2501 CAUTION 1 1 1 CN2521 D2536 W2615 C2545 AOUTR GDAC AOUTL GDAC R N.C. L RECMUTE RS GDAC LS GDAC SW GDAC C GDAC SBR GDAC SBL CN2521 W2616 V+5AD C2546 123mm N.C. GURTN FOPT GNDD N.C GDRTN GDRTN V+5D V+5D GNDA GNDA V+5AD GNDD(IE) GNDD(IE) V-5IE IC2506 IC2514 123mm C2541 C2542 1 C2536 CN2502 + W2613 V+5AD GNDA GNDD 1515 W2681 W2600 - D2540 C2525 W2637 W2636 W2635 M CN901 C2537 W2607 W2597 W2605 GAV FV V-5.6V GAV GAV V+5.6V MRSW1 MRSW2 VIDEO1 VIDEO2 VIDEO3 4052A 4052B C2523 78M05FA IC2506 D2521 W2589 1 1 FVC GAV FVY V-5.6V GAV GAV V+5.6V MRSW1 MRSW2 VIDEO1 VIDEO2 VIDEO3 2052A 2052B N.C. W2632 V+2.5A W2588 V-5.6V GAV GAV V+5.6V V+9V 5286A 5286B W2606 W2587 W2590 V+12TR GNDTR 12VDET 12TRG 1 1 4 1 17 F 1 1 E 1 W2601 W2677 4 AC2 AC1 REG D REG D REG V REG VG REG V 3 1 CN2524 2 17 IC2514 1 D 1 C 1 2 1 1 2323 CN2524 1 A 1 1 4 4.16 REGULATOR ASSY SIDE A W REGULATOR ASSY M CN951 CN2522 REG ICT FC B KN2501 D254 V+5D CN2514 L CN114 V-5.6V IC2502 IC2515 W2674 IC2509 V+5IE IC2515 5 D2538 C2515 IC2402 IC2401 CN2512 L CN112 V-5.6V IC2403 6 J2501 CN2525 L CN113 A/ 7 W2682 FU2501 V IC2409 Q2401 7 W2633 W2634 RISK OF FIRE - REPLACE FUSES AS MARKED. D2531 V+9V ITAME KN2502 C2512 4 W2660 78M09FA FU2502 W2680 - NP C2511 W2646 C2517 C2530 2504 W2647 3 CN2525 2508 2 W2661 1 NP C2520 W2648 W2662 CMKM-P3X + W2656 H2504 2509 W2664 FANSTOP FANDRV LOCK DET V-FAN V-FAN V+FAN V+FAN FVC GAV FVY FV GAV GAV FVL GNDA FVR GNDA MICOUT GNDA V+5D FRONT OPT GNDD GNDU CN2515 6 W2683 W2669 H2502 W2663 H2503 4 4 5 1 1 5 W2657 H2501 REG V REG VG REG V GNDA GNDA W2645 L2504 1 1 W2679 V-5.6V CMKM-P3X -VF AC2 AC1 N.C. C2533 R W2631 GAV MRST MSCLK MISO MOSI DECMETE 1394CTL 1394INT 1394DI 1394DO 1394RST 1394CK POWER GNDD MSS BUSY DSP HREQ DSP MODE DIR DO DIR CS DIR RST DIR ERR XTLO GNDD W2644 CN2512 79M05FA W2612 W2629 W2643 W2642 W2659 IC2504 D2539 C2516 CMKM-P3X V+5IE GDDD(IE) V+5.6V R W2630 W2628 2507 W2627 W2626 W2625 KN2501 IC2503 78M56FA W2675 IC2515 78M05FA C2532 23 V+5D CMKM-P3X 2528 D2542 23 R 17 17 1 W2624 W2658 1 ICT FC 23 23 IC2513 4 REGULATOR ASSY 1 D R 1 5 8 SIDE A A C2519 C2518 NP Q2501 W2666 E VSX-52TX 8 B W2665 C2529 CN2515 D2507 W2649 C IC2510 V+5.6V CN2515 L CN115 (ANP7493-A) Q2402 IC2410 D E F W 91 1 2 3 4 SIDE B A D2518 R2503 R2502 REGULATOR ASSY AWX8363 AWX8367 AWX8364 AWX8368 AWX8365 AWX8369 C2551 23 1 23 1 C2554 C2553 C2552 B AWX8374 AWX8400 AWX C2550 R2521 Q2504 C2555 R2501 Q2502 D2514 D2515 W REGULATOR ASSY 17 0 1 2 3 4 5 6 7 8 9 A B C D2511 D2524 1 CN2514 C2531 CN2512 CN2525 (ANP7493-A) D E F W 92 VSX-52TX 1 2 3 C2526 C2513 1 D2513 0 D2512 0 0 1 2 3 C2514 LF 1 C2521 5 C 4 CN2504 D2527 CN2503 CN2505 7 D2532 D2533 C2504 C2506 C2524 R2513 R2514 R2522 R2519 R2520 IC2511 D2535 D2534 123mm C2505 C2503 D2505 D2506 C2508 R2516 C2547 1 D2504 D2503 D2528 D2529 123mm CN2502 D2501 D2502 C2538 C2539 C2540 CN2501 R2518 R2517 R2515 CN2511 1 4 AWX 1 D2523 D2522 6 19 17 1 1 5 1 5 C2526 1 D2524 5 N2525 23 8 17 CN2521 4 CN2524 23 AWX8374 AWX8400 AWX 6 1 5 7 8 SIDE B A CN2409 15 1 B C C2507 CN2515 13 1 D 7 1 1 1 E 4 1 7 7 2502 F W VSX-52TX 8 93 ND W2005 1 1 W2001 6ch(SB) 7ch(SBL) 2 1 2 1 W UP AC RY V5.6ST GNDST GNDST 1 1 C2007 2 2 5 5 C2014 C2021 5 5 10 4 1 3 4 8 2 4 9 7 CN2002 3 5 4 2005 6 5 1 1 1 6 2 2 2 10 5 7 3 12 2 1 12 7 10 C2022 L2006 RY2004 W2008 7ch(G_SBR) W2041 L2007 PS/SP ASSY 2001 C2052 R2006 R2013 W2006 7ch(SBR) BO CN2103 Y12A R2052 W2015 YELLOW SL CN2103 SB (SBL) BLUE CN2104 NC (SBR) SR W2002 6ch(B_SR) W2003 6ch(B_SL) CN2112 (6ch) C2006 C2013 W2007 7ch(SBR) W2040 W2038 W2004 6ch(G_SB) C2020 9 5 4 W2023 1 3 3 L2004 W2025 W2024 4 BLU BLK Y8B Y13B 2 2 BLK RED Y11A 1 1 1 1 R2012 W2026 C2004 C2011 W2037 6 R2051 W2014 W2013 W2022 HP SW HP R HP G HP L W2021 L2005 C2005 C2012 W2039 5 C2051 BOND 2005J11 RY2002 W2028 Z Y12 C2018 4 W2020 R2010 Y13A W2036 CN2113 (7ch) 4 S Y5 BLK W2034 W2033 C2019 3 R2018 W2012 R2017 L2001 W2011 NC FL W2027 C2003 W2031 C2010 W2030 W2032 3 8 4 1 1 R2001 C2001 C2008 CN2101 C2017 1 W2018 HP SW W UP RY AC V5.6ST GNDST GNDST RY B RY CS RY HP RY A V+12V V-12V C W2042 R2008 FR W2029 C2015 2 C2023 C2016 Y12 2001 R2007 CN2115 (7ch) 4 3 1 1 W2016 W2009 L2008 W2010 L2009 C2024 L2002 CN2111 (6ch) CN2114 (7ch) VSX-52TX 94 X Y8 R2011 CMKM-P3X R Y8 R2004 (ANP7493-A) CN2003 CN2104 CN2006 CN2003 CN2006 Z Y11 CN2002 R2005 U Y3 RY2003 2 1 R2003 CN2101 AD R2015 2 1 RY2005 CN2304 RED L2003 2 Y11 D WHITE S Y1 W2019 1 AF CN1002 U Y4 AF CN1003 F W2017 R2016 Q Y2 U Y2 R2009 CN2102 CN2102 C2009 C RY2001 CN2004 AC CN955 B R2014 1 C2002 CN2004 R2002 U Y6 E SP/PS ASSY AB 4 3 2 1 4.17 SP / PS ASSY A SIDE A SIDE A AB AB 5 6 7 8 SIDE B SIDE B A AB SP/PS ASSY 1 CN2004 12 10 R2019 D2002 Q2001 CN2102 C2026 D2001 B C2025 2 1 CN2101 1 2005 2 CN2002 Q2005 R2023 D2010 D2009 R2020 D2004 C D2003 4 1 Q2002 1 1 Y11 3 Y8 4 Q2003 R2021 D2006 C2027 Y12 D 2 1 2 2001 D2005 1 LF AWX AWX E 5 AWX8373 AWX8375 AWX C2029 C2028 1 1 PS/SP ASSY D2007 CN2003 CN2104 Q2006 Q2002 Q2003 AB 5 CN2103 Q2004 R2022 D2008 CN2006 (ANP7493-A) F Q2004 AB 95 VSX-52TX 5 6 7 8 CN2201 C2213 R2210 AB Y8 CN2202 W2211 H2204 W2207 W2206 GAMP GAMP C2214 W2205 C2208 1 1 CN2205 6 6 W2202 C2210 +C +B +VH -VH -B -C V-12A NECK8 NECK6 VHVH+ W2210 CN2205 1 -VB REG GREG REG W2209 C2207 W2208 W2203 R2206 C2203 A/ C2216 C2201 R2201 R2203 R2205 W2201 W2204 R2207 C2209 R H2202 -B J22 -C R -E 1 1 2205 +B +C +E 6 6 W2250 W2249 (ANP7494-C) 1 D2241 IC2202 CMKM-P3X Q 4001 BLK ATTENTION IC2202 TRANS2-1 ASSY CMKM-P3X R 5 1 4 IC2201 CN2201 5 1 4 CN2202 W2212 1 R2204 C2202 R2202 Q2234 V H2203 FU4 FU5 R2211 H2201 C2215 C2205 IC2201 BWN Y8A Y10A GLY R2208 CMKM-P3X W2245 W2246 W2247 Y10B GRY 2 Y12B 3 BLU W22544 W2248 W2244 X Z AA X Z AA VH TR ASSY (ANP7493-C) Q2234 AWX8376 DIODE ASSY 1 2 3 D2242 W2243 VSX-52TX 96 4 3 2 1 AB Y11 F AB Y12 DIODE ASSY Y11 Q2233 +C Q2233 -C -B -VH +VH +B Y11B RED E AA Y12 Z Y10 Y9 Y10 Y9 (ANP7493-C) D NP TRANS 1 ASSY B EN CAS DE REPLACEMENT DES FUSIBLES IC2201-IC2202 N'UTILISER QUE LA REFERENCE 491007 , DE CHEZ LITTELFUSE INC. Y C2204 AE Y8 C TRANS 2-2 ASSY W 2502 RISK OF FIRE REPLACE FUSES AS MARKED. T1 POWER TRANSFORMER TRANS 2-1 ASSY X A 4 3 2 1 4.18 TRANS 2-1, DIODE and VH TR ASSYS SIDE A SIDE A 2205 AWX8411 VH TR ASSY Y9A W2241 W2242 W2251 W2252 Y9B BRN W2253 4 5 6 7 8 SIDE B SIDE B X A 1 TRANS 2-1 ASSY CN2202 FU5 FU4 4 -VB REG GREG REG REGa D2216 REGb D2217 VHa 5 VLa C - 491007 D2201 + VG CN2201 R2209 GREG 1 VH+ VHNECK6 NECK8 V-12A CAUTION REPLACE WITH SAME TYPE NO. MFD. BY LITTELFUSE INC. FOR IC2201-2202 Y8 B D2206 D2209 Q2203 D2213 D2211 D2207 D2215 D2205 Q2205 D2202 D2203 Q2204 D2204 D2208 D2214 D2212 D2210 VHb R2212 TRANS2-1 ASS'Y AWX8370 AWX8372 AWX R CMKM-P3X LF 6 CN2205 VLb 1 -C -B -VH +VH +B +C Y10 Q2204 D Q2205 Q2203 Y9 2205 Q2231 Y10 R2231 Y9 AWX8376 C2231 DIODE ASSY Q2231 1 R CMKM-P3X R2233 C2211 D2231 6 R2232 E LF LF D2232 R2234 C2212 Q2232 C2232 Q2232 (ANP7494-C) AA VH TR ASSY Y11 Z Y12 (ANP7493-C) DIODE ASSY X Z AA F X Z AA 97 VSX-52TX 5 6 7 8 1 2 3 4 3 4 4.19 TRANS SIDE ASSY SIDE A A AD TRANS SIDE ASSY To Fan CN2301 7 7 3 1 1 HPL HPG HPR HPSW 4 4 CN2304 CN2304 1 1 2303 1 J19 AC2 AC1 REG D REG D REG V REG VG REG V 3 2303 C CN2301 1 FANSTOP V-FAN V+FAN AB 2005 W CN2505 B SIDE B AD TRANS SIDE ASSY D 4 2303 1 C2301 7 3 CN2304 1 1 E CN2301 F AD 98 VSX-52TX 1 2 5 6 7 8 SIDE A A 3 1 1 1 1 2 7 1 7 REG V REG VG REG V REG D REG D AC1 AC2 R H CN3301 3 CN2302 2302 HPSW HPR HPG HPL 4 1 4 TRANS SIDE ASSY J18 PRODUCTION CODE 2302 V+FAN V-FAN FANSTOP CN2303 B CMKM-P3X (ANP7493-A) CN2302 C Y 2250 SIDE B D CN2302 2302 7 1 4 AWX8417 AWX8393 1 TRANS SIDE ASSY LF E 1 3 (ANP7493-A) F AD 99 VSX-52TX 5 6 7 8 1 2 3 4 4.20 TRANS 2-2, TRANS 1 and PRIMARY ASSYS SIDE A SIDE A A T1 POWER TRANSFORMER AE PRIMARY CMKM-P3X R AWX8383 TRANS1 ASSY C2252 TRANS 1 ASSY R TRANS2-2 ASSY AWX8371 7 2250 J12 ATTENTION C2251 IC2251 R IC2251 R2251 1 B IC2252 AC2 R2252 AC1 REGD REGD REGV IC2253 REGVG REGV C2253 7 IC2253 IC2252 1 CMKM-P3X EN CAS DES REMPLACEMENT FUSIBLES IC2253 N'UTILISER QUE LA REFERENCE 491004,IC2251 ET IC2252 N'UTILISER QUE LA REFERENCE 491010 DE CHEZ LITTELFUSE INC. (ANP7494-A) 2250 Y TRANS 2-2 ASSY Y15B Y14B AD CN2302 LF (ANP7492-A) Y15 Y14 C GRY J1001 L1001 N L 3 BLK W1008 W1009 L1002 W1013 KN1001 CN1001 R W1007 J23A L1003 2 BRN R1002 W1015 RY1001 W1011 SECONDARY FU1 W1012 4 W1010 H1002 RISK OF FIRE REPLACE FUSE AS MARKED. W1014 1 H1004 LIVE V H1001 BRN Y15A 1004 CN1005 W1016 V A R1001 LF CN1001 C1001 1 C1002 H1003 FU3 T AL V CAUTION R REPLACE WITH SAME TYPE NO. 491.500 MFD. FOR IC1002 BY LITTELFUSE INC. FU2 T AL J1004 J21A E 1003 Y14A C1003 H1006 PRIMARY ASSY NEUTRAL ORG J1002 BRN J1003 H1005 D PRIMARY AF Y14 AC IN Y15 CMKM-P3X W1017 IC1002 C1008 W1006 1 4 IC1002 - PRIMARY ASS'Y WHT + W1003 78M56A IC1001 C1004 D1006 5 1 W1002 CN1002 CN1003 ICT FC W1001 5 1 5 CN1002 5 1 F PRODUCTION CODE 5 1 2 J22A 10 1 6 W1004 C1009 W1005 IC1001 T1001 5.GNDST 4.GNDST 3.V+5.6ST 2.AC RY 1.W.UP PRINTED SIDE 1 2 AB CN2003 5 CN1003 Y AE AF AB CN2006 (ANP7492-A) Y AE AF 100 VSX-52TX 1 2 3 4 5 6 7 8 SIDE B SIDE B A TRANS 2-2 ASSY REGV AC2 AC1 REGD REGD REGV REGVG R AWX8371 TRANS2-2 LF ASSY CMKM-P3X CAUTION AC2 AC1 DREGb DREGa VREGb GVREG VREGa AWX8383 TRANS1 ASSY R CMKM-P3X PRIMARY 1 Y TRANS 1 ASSY 7 AE REPLACE WITH SAME TYPE NO.491004 FOR IC2253,491010 FOR IC2251 AND IC2252 MFD. BY LITTELFUSE INC. B (ANP7494-A) 2250 LF (ANP7492-A) Y14 Y15 C AF PRIMARY ASSY Y14 Y15 CN1001 LARTUEN PRIMARY LF EVIL D D1003 D1002 CMKM-P3X R1006 R1005 D1004 R Q1001 SECONDARY R1003 D1005 Q1001 C1012 D1001 E + AWX8384 AWX8385 AWX8386 AWX8387 PRIMARY ASS'Y ATTENTION 5 1 5 CN1003 Q3351 (ANP7492-A) 1.W.UP AWX C1005 EN CAS DE REPLACEMENT DES C1007 FUSIBLE IC1002 C1006 N'UTILISER QUE LA REFERENCE 491.500 DE CHEZ LITTELEFUSE INC. 5.GNDST 4.GNDST 3.V+5.6ST 2.AC RY Q952 1 F CN1002 Y AE AF Y AE AF 101 VSX-52TX 5 6 7 8 1 2 3 4 4.21 REAR TOP ASSY SIDE A A SIDE A AC REAR TOP ASSY CN955 17 71 17 1 1 1 D CN802 W910 86B 86A 52B 52A VIDEO3 VIDEO2 VIDEO1 MRSW2 MRSW1 OSD RT OSD CS OSD DT OSD CK SY DET I2C CK I2C DT NC CN953 1 JA952 JA951 1 1 56 7 7 5 3 2 2 951 43 4 (ANP7492-A) 6 SR IN W912 CN954 SR OUT W911 Q951 STBY 1 11 6 C956 W918 FM/AM TUNER UNIT CN1 C K CN982 CN953 21 1212 CN955 HP SW WUP RY AC V+5.6ST GNDST GNDST RY B RY CS RY HP RY A V+12A V-12A W913 W914 CMKM-P3X W916 W917 W919 W921 W920 T CE T DI T CLK T DO GNDT TL V+9T TR VSM FMDET GNDT 10 11 11 11 CN951 32 23 23 R 11 1 CN951 AWX8397 FL AWX8399 CN954 L CN104 VIDEO3 VIDEO2 VIDEO1 MRSW2 MRSW1 OSD RT OSD CS OSD DT OSD CK I2C CK I2C DT SROUT RXD TXD SRIN RMC GNDU GNDU TR TL GNDT GNDT V+12T CONTACT SIDE 1 1 1 REAR TOP ASSY W922 23 23 B W915 CN952 CN952 11 L CN105 HP SW WUP RY AC V+5.6ST GNDST GNDST RY B RY CS RY HP RY A V+12A V-12A T CE T DI T CLK T DO GNDT FMDET 86B 86A 52B 52A SY DET SIDE B SIDE B REAR TOP ASSY D953 L955 C955 C954 C950 CN955 1 12 T CE T DI T CLK T DO GNDT TL V+9T TR VSM FMDET GNDT Q952 CN954 HP SW WUP RY AC V+5.6ST GNDST GNDST RY B RY CS RY HP RY A V+12A V-12A 86B 86A 52B 52A VIDEO3 VIDEO2 VIDEO1 MRSW2 MRSW1 OSD RT OSD CS OSD DT OSD CK SY DET I2C CK I2C DT NC VIDEO3 VIDEO2 VIDEO1 MRSW2 MRSW1 OSD RT OSD CS OSD DT OSD CK I2C CK I2C DT SROUT RXD TXD SRIN RMC GNDU GNDU TR TL GNDT GNDT V+12T 1 LF AWX8399 1 AWX8397 REAR TOP ASSY 23 10 V+12A V-12A T CE T DI T CLK T DO GNDT FMDET 86B 86A 52B 52A SY DET 23 (ANP7492-A) 11 HP SW WUP RY AC V+5.6ST GNDST GNDST RY B RY CS RY HP RY A CN952 17 R954 R955 R953 11 CN951 23 E CN953 D952 R952 C952 L951 L954 L953 C951 D951 R951 1 C953 C957 C958 C959 L952 AC D 1 1 F AC AC 102 VSX-52TX 1 2 3 4 5 6 7 8 5. PCB PARTS LIST NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. The mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. When ordering resistors, first convert resistance values into code form as shown in the following examples. Ex.1 When there are 2 effective digits (any digit apart from 0), such as 560 ohm and 47k ohm (tolerance is shown by J=5%, and K=10%). 560 Ω 56 x 10 1 RD1/4PU 5 6 1 J 561 47k Ω RD1/4PU 4 7 3 J 47 x 10 3 473 0.5 Ω RN2H R 5 0 K R50 1Ω RS1P 1 R 0 K 1R0 Ex.2 When there are 3 effective digits (such as in high precision metal film resistors). 5.62k Ω 562 x 10 1 5621 RN1/4PC 5 6 2 1 F A B • LIST OF WHOLE PCB ASSEMBLIES VSX-52TX /KUXJ/CA VSX-1014TX /KUXJC 1..FM/AM TUNER UNIT AXX7172 AXX7172 1..SECONDARY ASSY 2..REGULATOR ASSY 2..TRANS 2-1 ASSY 2..SP/PS ASSY 2..DIODE ASSY 2..TRANS SIDE ASSY AWK7814 AWX8364 AWX8372 AWX8373 AWX8376 AWX8417 AWK7818 AWX8367 AWX8372 AWX8373 AWX8376 AWX8417 1..COMPLEX ASSY 2..DISPLAY ASSY 2..VOLUME ASSY 2..MULTI JOG ASSY 2..HEADPHONE ASSY 2..FRONT IN ASSY 2..AUDIO CONNECT ASSY 2..TRANS 1 ASSY 2..PRIMARY ASSY 2..OPTICAL-IN ASSY 2..REAR TOP ASSY 2..FRONT-IN CONNECT ASSY AWK7806 AWX8377 AWX8378 AWX8379 AWX8380 AWX8381 AWX8382 AWX8383 AWX8384 AWX8394 AWX8397 AWX8416 AWK7810 AWX8389 AWX8378 AWX8379 AWX8380 AWX8381 AWX8382 AWX8383 AWX8384 AWX8394 AWX8397 AWX8416 NSP 1..MAIN ASSY 2..MAIN CONTROL ASSY 2..COMPOSITE V ASSY 2..COMPONENT ASSY 2..S VIDEO ASSY 2..VIDEO SIDE ASSY 2..MULTI CH I/O ASSY AWK7798 AWX8343 AWX8353 AWX8358 AWX8361 AWX8366 AWX8410 AWK7802 AWX8348 AWX8362 AWX8358 AWX8361 AWX8366 AWX8352 NSP 1..POWER AMP ASSY 2..TRANS 2-2 ASSY 2..12V TRIGGER ASSY 2..POWER AMP-R ASSY 2..POWER AMP IN ASSY 2..POWER PROTECT ASSY 2..POWER AMP-L ASSY 2..VH TR ASSY 2..POSI 1 R ASSY 2..POSI 1 L ASSY AWK7822 AWX8371 AWX8395 AWX8404 AWX8405 AWX8406 AWX8409 AWX8411 AWX8426 AWX8427 AWK7826 AWX8371 Not used AWX8404 AWX8405 AWX8406 AWX8409 AWX8411 AWX8426 AWX8427 1..DSP ASSY AWX8414 AWX8414 Mark NSP NSP Symbol and Description C D E F 103 VSX-52TX 5 6 7 8 1 2 3 4 • CONTRAST OF PCB ASSEMBLIES A MULTI CH I/O ASSY A AWX8410 and AWX8352 are constructed the same except for the following : Mark Symbol and Description AWX8410 IC604 C671- C674 C675, C676 C677, C678, C694 BD3812F HN1C03FU(AB) CEAT100M50 CCSRCH101J50 CKSRYB103K50 Not used Not used Not used Not used Not used C697, C698 R671- R674 R675- R678 R679, R680 R681 CCSRCH331J50 RS1/16S102J RS1/16S103J RS1/16S102J RS1/16S104J Not used Not used Not used Not used Not used JA605 2P PIN JACK VKB1060 Not used Q671 B AWX8352 C COMPOSITE V ASSY AWX8353 and AWX8362 are constructed the same except for the following : Mark C Symbol and Description AWX8353 NJM2279M AWX8362 IC 721 D721 C721 C722, C723 C724, C725, C726 CCSRCH181J50 CEAT101M16 CKSRYB473K25 Not used Not used Not used Not used Not used C727 C728 R721, R725 R722- R724 JA721 1P PINJACK CCSRCH220J50 CKSRYB224K16 RS1/16S750J RS1/16S102J VKB1063 Not used Not used Not used Not used Not used DAN202K L MAIN CONTROL ASSY AWX8343 and AWX8348 are constructed the same except for the following : Mark D E Symbol and Description AWX8343 AWX8348 IC501 Q502 C508 R502 R523 PD5957A8 DTA124EUA CKSRYB103K50 RS1/16S0R0J RS1/16S473J PD5956A Not used Not used Not used Not used R501 R524 R553, R554 CN108 KR CONNECTOR Not used RS1/16S102J RS1/16S101J B8B-PH-K-S RS1/16S0R0J Not used Not used Not used O DISPLAY ASSY AWX8377 and AWX8389 are constructed the same except for the following : Mark F Symbol and Description AWX8377 AWX8389 IC3003 Q3003 Q3004 D3005, D3007- D3009 C3009 TC7W53FU DTA124EUA FMA1A 1SS355 CKSRYB153K50 Not used Not used Not used Not used Not used R3008 R3009, R3010 R3011 R3019 R3065 RS1/16S223J RS1/16S103J RS1/16S392J RS1/16S0R0J Not used Not used Not used Not used Not used RS1/16S473J 104 VSX-52TX 1 2 3 4 5 6 7 8 W REGULATOR ASSY AWX8364 and AWX8367 are constructed the same except for the following : Mark Symbol and Description AWX8364 D2534, D2535 C2549 CN2504 4P PLUG 2506 PCB BINDER 1SR154-400 CEAT102M25 KM200TA4 UEF1040 AWX8367 A Not used Not used Not used Not used • PARTS LIST FOR VSX-52TX Mark No. Description Part No. Mark No. Description Part No. OTHERS COMPLEX ASSY OTHERS Y15 BOARD IN JUMPER Y14 BOARD IN JUMPER J8 JUMPER WIRE J7 JUMPER WIRE ADX7418 ADX7419 D15A04-100-2651 D15A05-075-2651 BOARD IN JUMPER BOARD IN JUMPER BOARD IN JUMPER BOARD IN JUMPER BOARD IN JUMPER Y13 BOARD IN JUMPER J2501 JUMPER WIRE 5P J11, J18 JUMPER WIRE 4P J14 JUMPER WIRE 4P J19 JUMPER WIRE 7P CN905 CN904 CN903 CN902 CN901 ADX7461 D20PDD0520E D20PDY0410E D20PDY0425E D20PDY0715E Y5 Y6 Y1 Y3 Y2 BOARD IN JUMPER BOARD IN JUMPER BOARD IN JUMPER BOARD IN JUMPER BOARD IN JUMPER ADX7404 ADX7456 ADX7457 ADX7458 ADX7459 Y4 J13 J22 J12 BOARD IN JUMPER JUMPER WIRE 5P JUMPER WIRE 6P JUMPER WIRE 7P ADX7460 D20PDY0530E D20PDY0615E D20PDY0710E A MULTI I/O ASSY B 18P FFC CONNECTOR 21P PLUG 23P PLUG 21P SOCKET 23P SOCKET 52044-1845 AKP7063 AKP7064 AKP7074 AKP7178 C C COMPOSITE V ASSY SEMICONDUCTORS IC741 IC721 IC701 IC731 IC742 MM1093NF NJM2279M NJM2595M TC74HC4052AF TC90A49F IC732 Q741, Q742 Q731, Q743-Q745 D741 D701, D702, D721 TK15420M 2SA1576A 2SC4081 1SS355 DAN202K BD3812F HN1C03FU HN1C03FU UDZS5R1(B) CAPACITORS COILS AND FILTERS X741 L741 CRYSTAL RESONATOR ASS1091 LCYA330J2520 C753, C755, C784 C712, C782 C705, C706, C721, C774 C727 C711 CCSRCH100D50 CCSRCH101J50 CCSRCH181J50 CCSRCH220J50 CCSRCH221J50 C783 C760 C747 C757 C701-C704, C707, C708 CCSRCH390J50 CCSRCH391J50 CCSRCH560J50 CCSRCH6R0D50 CEAT101M16 CEAT101M16 CEAT101M16 CEAT101M16 CEAT102M10 CEAT1R0M50 CEAT470M16 CEAT4R7M50 C601-C604, C611-C614 C621-C624, C675, C676 C631, C632, C641, C642 C651, C652, C661, C662 C697, C698 CCSRCH101J50 CCSRCH101J50 CCSRCH331J50 CCSRCH331J50 CCSRCH331J50 C607, C608, C617, C618 C627, C628, C671-C674 C677, C678, C694-C696 CEAT100M50 CEAT100M50 CKSRYB103K50 C713, C714, C722, C723, C733 C736, C737, C741, C742, C744 C763, C765, C766, C768 C785 C748 RS1/16S###J C781 C750, C752, C758 RESISTORS 6 E F 105 VSX-52TX 5 D CAPACITORS SEMICONDUCTORS All Resistors AKB7089 AKB7165 AKP7074 AKP7178 VKB1060 OTHERS ADX7451 ADX7452 ADX7453 ADX7454 ADX7455 POWER AMP ASSY OTHERS IC604 Q631, Q632, Q641, Q642 Q651, Q652, Q661, Q662, Q671 D691 6P PIN JACK 2P PIN jACK 21P SOCKET 23P SOCKET 2P PIN JACK B AUDIO CONNECT ASSY SECONDARY ASSY OTHERS Y8 Y9 Y10 Y11 Y12 601, 602 JA604 CN602 CN601 JA605 7 8 1 Mark No. 2 Description 3 Part No. C759 C715, C716, C743, C746, C751 C756, C764, C767, C769-C773 CKSRYB102K50 CKSRYB103K50 CKSRYB103K50 C775-C777 C731, C732, C745, C780 C796 C754 C717, C728 CKSRYB103K50 CKSRYB104K25 CKSRYB105K6R3 CKSRYB122K50 CKSRYB224K16 C709, C710, C724-C726 C734, C735, C738, C739 C762 C749 CKSRYB473K25 CKSRYB473K25 CKSRYB474K10 CKSRYB561K50 Mark No. RESISTORS CN802 17P FFC CONNECTOR CN811, CN812 4P MINI DIN SOCKET CN851 15P SOCKET CN801 17P SOCKET 2P PIN JACK 13P SOCKET 10P SOCKET 1 PIN JACK CN892 CN891 CN893 RS1/16S###J Q852, Q871, Q872 Q881 D881, D882 D801, D802 D851 2SC4081 UN5212 1SS355 DAN202K DAP202K IC5001 IC5022 IC5021, IC5051, IC5052 D5001, D5002, D5071 D5003 X851 CRYSTAL RESONATOR (14.32MHz) L851, L852 L853 ASS1056 LCYA100J2520 LCYA330J2520 CAPACITORS E F C825, C826, C862 C855 C856 C811-C814 C857, C858 CCSRCH101J50 CCSRCH150J50 CCSRCH180J50 CCSRCH181J50 CCSRCH240J50 C866 C859 C805-C808, C815-C820 C831, C832, C843, C844 C851, C852, C864, C871, C872 CCSRCH330J50 CCSRCH470J50 CEAT101M16 CEAT101M16 CEAT101M16 C877, C881, C883 C884 C882 C891-C894 C801-C804, C809, C810, C878 CEAT101M16 CEAT102M10 CEAT3R3M50 CKSRYB103K50 CKSRYB104K25 C829, C830 C821-C824, C833, C834 C841, C842, C845, C846 C853, C854, C860, C861 C873, C874 CKSRYB221K50 CKSRYB473K25 CKSRYB473K25 CKSRYB473K25 CKSRYB473K25 106 NJM2586M TA1270BF TK15420M 1SS355 DAN202K CAPACITORS COILS AND FILTERS D AKP7060 KM200TA10 KM200TA6 SEMICONDUCTORS SEMICONDUCTORS LA7213 NJM2595M PDC084B TC74HC4052AF TK15420M 15P PLUG 10P PLUG 6P PLUG F COMPONENT ASSY AKB7017 AKP7070 KP200TA10L VKB1063 IC881 IC801, IC802 IC851 IC841 IC831, IC842, IC871 52044-1745 AKP7043 AKP7071 AKP7072 OTHERS D S VIDEO ASSY C RS1/16S###J E VIDEO SIDE ASSY OTHERS 701-703 CN701 CN751 JA721 Part No. OTHERS RESISTORS All Resistors Description All Resistors A B 4 C5033, C5034 C5025, C5047-C5049 C5010-C5013, C5021, C5022, C5027 C5051-C5054, C5071 C5030 CCSRCH120J50 CEAT100M50 CEAT101M16 CEAT101M16 CEAT101M35 C5073 C5037, C5039 C5026 C5028, C5029, C5031, C5032, C5038 C5041-C5046 CEAT102M10 CEAT2R2M50 CKSRYB103K50 CKSRYB104K25 CKSRYB104K25 C5035 C5040 C5036 C5081-C5083 C5014, C5015, C5023, C5024 CKSRYB222K50 CKSRYB223K25 CKSRYB224K10 CKSRYB224K16 CKSRYB473K25 C5055-C5058 CKSRYB473K25 RESISTORS All Resistors RS1/16S###J OTHERS JA5001-JA5003 3P PIN JACK X5022 CRYSTAL RESONATOR X5021 CRYSTAL RESONATOR X5023 CERAMIC RESONATOR CN5051 6P SOCKET AKB7124 ASS1091 ASS1092 ASS7036 KP200TA6L CN5001 7P SOCKET 5001 PCB BINDER KP200TA7L VEF1040 L MAIN CONTROL ASSY SEMICONDUCTORS IC381 IC451 IC101 IC501 IC382 BD3812F BD3813KS BD3841FS PD5957A8 TC74HC4052AF VSX-52TX 1 2 3 4 5 Mark No. 6 Description Part No. IC502 IC504 IC102-IC106, IC111, IC321, IC341 IC361, IC401 Q169, Q170, Q321-Q324 TC74VHC08FT TC74VHCT125AFT UPC4570G2-A UPC4570G2-A 2SC3326 Q341-Q344, Q361-Q364 Q381-Q384 Q175, Q229, Q230 Q502-Q505, Q516, Q517 Q386 2SC3326 2SC3326 2SK208 DTA124EUA DTC124EUA Q511, Q512 Q501 Q398, Q507, Q514, Q515 Q172, Q176, Q235, Q506 D175, D229, D230, D441, D442 DTC143EUA DTC143TK UMB1N UMD2N 1SS355 D451, D473, D501-D503 D506-D512, D516-D518 D474, D475 D191-D193 D504, D505 1SS355 1SS355 DAN202K DAN217 DAP202K D515 D443, D444 UDZS5R1(B) UDZS6R8(B) 7 Mark No. 8 Description Part No. C506 C153, C154, C171, C172 C191-C193, C215, C216 C235, C236, C257, C258, C266 C277, C278, C297, C298 CKSRYB102K50 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 C331, C332, C351, C352 C371, C372, C381, C382 C385, C386, C391-C398 C411, C412, C441, C442 C465-C467, C471-C473, C476 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 C502, C508, C514, C551 C182, C237, C238, C459-C462 C573 C510 C503 CKSRYB103K50 CKSRYB104K16 CKSRYB104K16 CKSRYB104K25 CKSRYB105K10 C264 C431-C438 C572 C251, C252, C271, C272 C291, C292, C366, C463, C464 CKSRYB223K25 CKSRYB223K50 CKSRYB224K16 CKSRYB472K50 CKSRYB472K50 C509 C512, C513 C268 C475 CKSRYB472K50 CKSRYB473K16 CKSRYB562K50 PCH1132 A B COILS AND FILTERS C RESISTORS X501 CERAMIC RESONATOR(15.7MHz)ASS7032 L121, L475 ATL7002 L476 LFEA2R2J L471-L474 QTL1013 R441, R442 Other Resistors RS1LMF101J RS1/16S###J OTHERS CAPACITORS C101-C120, C123-C128 C131, C132, C151, C152 C169, C170, C243, C244, C263 C283, C284, C325, C326 C345, C346, C365, C383, C384 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 C405, C406, C457, C458 C121, C122, C129, C130 C205-C208, C245-C248, C265 C267, C285-C288 C203, C204 CCSRCH101J50 CCSRCH220J50 CCSRCH331J50 CCSRCH331J50 CCSRCH471J50 C370 C133-C150, C161, C162 C209, C210, C213, C214 C249, C250, C269, C270 C289, C290, C451-C456, C517 CEANP330M16 CEAT100M50 CEAT100M50 CEAT100M50 CEAT100M50 C327, C328, C347, C348 C367, C368, C407, C408 C507 C181 C201, C202, C241, C242 CEAT101M16 CEAT101M16 CEAT102M6R3 CEAT221M6R3 CEAT2R2M50 C261, C262, C281, C282, C515 C501 C167, C168, C321, C322 C329, C330, C341, C342 C349, C350, C361, C362, C369 CEAT2R2M50 CEAT331M10 CEAT470M25 CEAT470M25 CEAT470M25 C401, C402, C409, C410 C443, C444 C323, C324, C343, C344 C363, C364, C387, C388 C403, C404 CEAT470M25 CEAT471M10 CEAT4R7M50 CEAT4R7M50 CEAT4R7M50 CN501 10P FFC CONNECTOR CN106, CN107 15P FFC CONNECTOR CN101 26P FFC CONNECTOR CN116-CN119 4P PIN JACK CN103 21P PLUG 52045-1045 52045-1545 52045-2645 AKB7015 AKP7063 CN102, CN104, CN105 23P PLUG CN111, CN112, CN115 23P SOCKET CN108 KR CONNECTOR CN114 17P SOCKET CN113 4P SOCKET AKP7064 AKP7178 B8B-PH-K KP200TA17L KP200TA4L 101, 102 PCB BINDER VEF1040 X TRANS 2-1 ASSY SEMICONDUCTORS IC2201, IC2202 Q2203 Q2204, Q2205 > D2216, D2217 > D2201 D2203-D2206 D2207, D2208 D2202, D2215 D2209, D2210 D2211-D2214 AEK7021 RN1901 UMD2N 1SR154-400 S1WB(A)60SD 6 E UDZS10(B) UDZS12(B) UDZS13(B) UDZS7R5(B) UDZS8R2(B) CAPACITORS C2202, C2203 C2215 C2209, C2210 C2213, C2214 C2216 ACE7037 CEANP470M50 CEAT101M63 CEAT221M63 CEAT470M50 F 107 VSX-52TX 5 D 7 8 1 Mark No. 2 Description C2207, C2208 3 Part No. Mark No. CEAT471M2A RESISTORS A > R2207, R2208 > R2202, R2203 R2210 > R2205, R2206 Other Resistors 4 RD1/2LMF332J RD1/4MUF4R7J RD1/4MUF681J RS1LMF472J RS1/16S###J Description Part No. Q3002, Q3003, Q3005 DTC124EUA Q3004 D3002-D3009 D3001 D3010 FMA1A 1SS355 DAN202K SLI-343DCW(STU) COILS AND FILTERS L3001 LFEA2R2J X3001 CERAMIC RESONATOR(5MHz) VSS1142 OTHERS CN2202 4P JUMPER CONNECTOR CN2202 5P JUMPER CONNECTOR CN2205 6P JUMPER CONNECTOR H2201-H2204 FUSE CLIP 52147-0410 52147-0510 52147-0610 AKR7001 SWITCHES AND RELAYS S3001-S3016 VSG1024 CAPACITORS B b SP/PS ASSY SEMICONDUCTORS Q2001-Q2005 D2001-D2010 DTC114TUA 1SS355 COILS AND FILTERS L2001-L2007 ATH1053 SWITCHES AND RELAYS RY2001-RY2005 C XSR3002 R2051, R2052 D C3001, C3002, C3006, C3008 C3016, C3017, C3032 C3011, C3012 C3009 C3106 CKSRYB103K50 CKSRYB103K50 CKSRYB104K25 CKSRYB153K50 XCH3011 > R3056 Other Resistors ACH7218 CEAT101M50 CFTLA224J50 CKSRYB102K50 CQMBA103J50 RS1/16S104J RS1/16S###J OTHERS 3002 3001 CN3001 V3001 3003 RESISTORS > R2008-R2014 > R2001-R2007 > R2015, R2016 CCSRCH471J50 CEAT101M6R3 CEAT221M6R3 CEAT470M50 CKSRYB102K50 RESISTORS CAPACITORS C2051, C2052 C2023 C2001-C2014 C2025-C2029 C2015-C2019, C2021, C2022 C3103-C3105 C3007 C3003 C3018 C3019-C3022 RD1/4MUF473J RS1/2LMF4R7J RS1LMF2R2J RS2LMF331J 4P CABLE HOLDER 5P CABLE HOLDER 26P FFC CONNECTOR FL TUBE FL HOLDER 51063-0405 51063-0505 52045-2645 AAV7099 VNF1096 N VOLUME ASSY SWITCHES AND RELAYS OTHERS 2005 4P CABLE HOLDER CN2004 12P FFC CONNECTOR CN2113 6P SPEAKER TERMINAL CN2114, CN2115 4P SPEAKER TERMINAL CN2003, CN2006 5P PLUG 51048-0400 52045-1245 AKE7107 AKE7109 CN2002 CN2001 CN2102 CN2101 CN2103 CN2104 AKC7002 AKC7003 AKC7005 AKC7008 AKC7009 AKC7010 S3201 S3202-S3209 ASX7004 VSG1024 CAPACITORS C3201, C3202 CKSRYB103K50 KM200TA5 RESISTORS E 3P POST HEDDER 4P POST HEDDER 2P POST HEDDER 2P POST HEDDER 2P POST HEDDER 2P POST HEDDER All Resistors OTHERS 3201 5P CABLE HOLDER 51063-0505 P MULTI JOG ASSY Z DIODE ASSY SWITCHES AND RELAYS S3251 S3252-S3254 SEMICONDUCTORS > D2241, D2242 RS1/16S###J ASX7031 VSG1024 D5SBA20(B) CAPACITORS C3251, C3252 O DISPLAY ASSY F RESISTORS SEMICONDUCTORS IC3001 IC3002 IC3003 Q3001 CKSRYB103K50 Other Resistors PE5403A RPM7140-H9 TC7W53FU 2SA1576A 108 RS1/16S###J OTHERS 3251 4P CABLE HOLDER 51063-0405 VSX-52TX 1 2 3 4 5 Mark No. 6 Description Part No. Description > T1001 Part No. ATT7043 A CAPACITORS SWITCHES AND RELAYS CCSRCH471J50 CKSRYB103K50 CKSRYB104K25 CKSRYB392K50 RESISTORS All Resistors Mark No. 8 TRANSFORMERS H HEADPHONE ASSY C3303 C3304 C3305 C3301, C3302 7 RS1/16S###J OTHERS > RY1001 XSR3003 CAPACITORS > C1002, C1003 (0.01 uF/275V) C1008 C1009 C1004 ACE7013 CEAT102M25 CEAT221M25 CQMBA103J50 RESISTORS CN3301 4P JUMPER CONNECTOR 3301 PHONE JACK KN3301 WRAPPING TERMINAL 52147-0410 AKN7029 VNF1084 > R1001 (2.2M ohm, 1/2W) R1002 Other Resistors RCN1080 RD1/2VM221J RS1/16S###J B OTHERS > 1004 I FRONT-IN ASSY SEMICONDUCTORS IC3351 Q3351 D3354 D3351-D3353 UPC4570G2-A HN1C01FU DAN217 UDZS5R1(B) KN1001 WRAPPING TERMINAL AKP1033 AKR7001 KP200TA5L RKP1751 VNE1948 VNF1084 G OPTICAL-IN ASSY COILS AND FILTERS L3353 1P AC OUTLET H1001, H1002 FUSE CLIP CN1002, CN1003 5P SOCKET > CN1001 AC CORD SOCKET 1003 SCREW PLATE QTL1013 C COILS AND FILTERS CAPACITORS L961 C3353, C3385, C3386 C3381, C3382 C3354 C3351 C3352, C3355, C3357, C3361, C3362 CCSRCH101J50 CCSRCH221J50 CCSRCH330J50 CCSRCH471J50 CEAT100M50 C3391, C3392 C3372, C3373 C3383, C3384, C3387, C3388 C3396 C3359, C3360, C3365, C3376 CEAT330M25 CEAT470M25 CEJQ100M16 CKSRYB102K50 CKSRYB103K50 C3389, C3390, C3394 C3366, C3367, C3371, C3378, C3395 CKSRYB103K50 CKSRYB104K25 QTL1013 CAPACITORS C964 C968 C961-C963, C965 CEAT470M16 CKSRYB104K25 CKSRYF104Z25 RESISTORS Other Resistors RS1/16S###J D OTHERS CN961 CONNECTOR JA961, JA962 OPTICAL LINK IN JA963 OPTICAL LINK OUT 961 SCREW PLATE CKS3824 GP1FA513RZ GP1FA513TZ VNE1948 RESISTORS All Resistors RS1/16S###J OTHERS CN3351 15P PLUG JA3352 FRONT AV INPUT JA3351 REMOTE CONTROL JACK KN3351, KN3352 c REAR TOP ASSY SEMICONDUCTORS AKP7060 AKX7019 RKN1004 VNF1084 Q951 D951, D953 D952 WRAPPING TERMINAL 2SD1858X 1SS355 UDZS10(B) COILS AND FILTERS L951-L955 f PRIMARY ASSY Q1001 D1002, D1004, D1005 > D1001 QTL1013 CAPACITORS SEMICONDUCTORS > IC1001 NJM78M56FA DTC143EUA 1SS355 S1WB(A)60SD C956 C957 C953, C958 CEAT101M16 CKSRYB103K50 CKSRYB104K25 RESISTORS Other Resistors D1003 UDZS5R1(B) LINE FILTER XTF3004 RS1/16S###J F OTHERS CN955 CN953 COILS AND FILTERS > L1001 12P FFC CONNECTOR 17P FFC CONNECTOR 52044-1245 52044-1745 109 VSX-52TX 5 E 6 7 8 1 Mark No. 2 Description 3 Part No. 4 Mark No. Description CN954 11P FFC CONNECTOR CN951, CN952 23P SOCKET 951 SCREW PLATE 52045-1145 AKP7075 VNE1948 RESISTORS JA951, JA952 4P MINI JACK + SW XKN3015 OTHERS Aii Resistors Part No. RS1/16S###J A J FRONT-IN CONNECT ASSY CAPACITORS C3341, C3342 CKSRYB104K25 OTHERS CN3342 CN3341 KN3341 B 15P FFC CONNECTOR 15P SOCKET WRAPPING TERMINAL 52045-1545 AKP7071 VNF1084 CN983 9P D-SUB SOCKET CN982 KR CONNECTOR CN981 4P SOCKET JA981, JA983 REMOTE CONTROL JACK JA982 REMOTE CONTROL JACK RKN1026 981 VNE1948 SCREW PLATE AKP1213 B8B-PH-K KP200TA4L RKN1004 U POWER AMP-R ASSY SEMICONDUCTORS > IC4151, IC4251, IC4351 > IC4152, IC4252, IC4352, IC4452 > IC4153, IC4253, IC4353 dTRANS SIDE ASSY OTHERS 2302 4P CABLE HOLDER 51048-0400 2303 7P CABLE HOLDER 51048-0700 CN2304 4P JUMPER CONNECTOR 52147-0410 CN2302 7P JUMPER CONNECTOR 52147-0710 C Y TRANS 2-2 ASSY SEMICONDUCTORS > IC2253 > IC2251, IC2252 CQMBA104J50 RESISTORS > R2251 > R2252 D RD1/4MUF100J RD1/4MUF4R7J OTHERS 2250 7P CABLE HOLDER 51048-0700 K 12V TRIGGER ASSY (52TX Only) SEMICONDUCTORS > IC982 IC981 Q984 Q983 Q991 NJM78M12FA SP232AEN 2SA1037K 2SB1188 2SC1740S Q982 D981, D991, D992 D982 DTC124EUA 1SS355 UDZS5R1(B) C4156, C4157, C4256, C4257 C4356, C4357 C4152, C4252, C4352 C4162, C4163, C4262, C4263 C4362, C4363 ACG7041 ACG7041 CCSRCH221J50 CCSRCH6R0D50 CCSRCH6R0D50 C4164, C4264, C4364 C4405 C4403, C4404 C4160, C4161, C4260, C4261 C4360, C4361 CEANP2R2M50 CEAT331M10 CEAT331M2A CEHAT100M2A CEHAT100M2A C4151, C4251, C4351 C4153, C4253, C4353 C4158, C4159, C4258, C4259 C4358, C4359 C4154, C4155, C4254, C4255 CEHAT100M50 CEHAT331M10 CEHAT470M25 CEHAT470M25 CEHAT470M63 C4354, C4355 CEHAT470M63 > R4169, R4269, R4369 > R4181, R4182, R4281, R4282 > R4381, R4382, R4481 COILS AND FILTERS R4574 R4155, R4255, R4355 ACN7121 ACN7132 ACN7132 RD1/2VM1R0J RN1/10SE1201D R4162, R4262, R4362 Other Resistors RN1/10SE3302D RS1/16S###J LAU1R0J OTHERS CAPACITORS F 2SC4081 1SS355 1SS355 UDZS10(B) UDZS10(B) RESISTORS E L992 Q4403, Q4404 D4152, D4154-D4158, D4252 D4254-D4258, D4352, D4354-D4358 D4151, D4153, D4251, D4253, D4351 D4353 CAPACITORS AEK7018 AEK7022 CAPACITORS C2251-C2253 Q4152, Q4252, Q4352 Q4151, Q4251, Q4351 PA9010A PBD001A PBD002A 2SA1255 2SC3326 C998 C983 C991 C993-C996 C989 CCSRCH331J50 CEAT100M50 CEAT101M16 CEAT1R0M50 CEATR10M50 C981, C982, C984-C986, C992 C997 CKSRYB103K50 CKSRYB103K50 110 CN4552 11P SOCKET CN4551 13P SOCKET CN4553 2P CONNECTOR CN4452 6P PLUG KN4403, KN4404 WRAPPING TERMINAL J4152- J4154 JUMPER WIRE 58 J4151, J4155 JUMPER WIRE 70 AKP7069 AKP7070 B02B-XASK-1 KM250NA6L VNF1084 ADB7021 ADB7022 VSX-52TX 1 2 3 4 5 Mark No. 6 Description Part No. 7 Mark No. 8 Description D4303 Q POWER AMP IN ASSY CAPACITORS SEMICONDUCTORS IC4451 Q4452 Q4451 D4453-D4458 D4451, D4452 PA9010A 2SA1255 2SC3326 1SS355 UDZS10(B) CAPACITORS C4456, C4457 C4452 C4462, C4463 C4464 C4460, C4461 ACG7041 CCSRCH221J50 CCSRCH6R0D50 CEANP2R2M50 CEHAT100M2A C4451 C4453 C4458, C4459 C4454, C4455 CEHAT100M50 CEHAT331M10 CEHAT470M25 CEHAT470M63 RESISTORS R4469 (0.18 ohm/5W) R4455 R4462 Other Resistors ACN7121 RN1/10SE1201D RN1/10SE3302D RS1/16S###J OTHERS 4001 5P CABLE HOLDER CN4003 18P FFC CONNECTOR CN4001, CN4002 13P PLUG CN4401, CN4451 6P SOCKET 51048-0500 52044-1845 AKP7059 KP250NA6 SEMICONDUCTORS NJM4558MD 2SC4081 UMB1N UMH1N 1SS355 CAPACITORS C4054, C4055 C4052, C4053 C4051 CKSRYB103K50 CKSRYB104K25 CKSRYB223K50 RESISTORS All Resistors RS1/16S###J OTHERS CN4053 15P FFC CONNECTOR CN4051, CN4052 11P PLUG ACG7041 ACG7041 CCSRCH221J50 CCSRCH6R0D50 CCSRCH6R0D50 CEANP2R2M50 C4401, C4402 C4110, C4111, C4210, C4211 C4310, C4311 C4101, C4201, C4301 C4103, C4203, C4303 CEAT331M2A CEHAT100M2A CEHAT100M2A CEHAT100M50 CEHAT331M10 C4108, C4109, C4208, C4209 C4308, C4309 C4104, C4105, C4204, C4205 C4304, C4305 CEHAT470M25 CEHAT470M25 CEHAT470M63 CEHAT470M63 A B RESISTORS > R4119, R4219, R4319 (0.18 ohm/5W) > R4131, R4132, R4231, R4232 > R4331, R4332, R4482 (0.047 ohm) R4573 R4105, R4205, R4305 ACN7121 ACN7132 ACN7132 RD1/2VM1R0J RN1/10SE1201D R4112, R4212, R4312 Other Resistors RN1/10SE3302D RS1/16S###J C CN4502 11P SOCKET CN4501 13P SOCKET CN4504 2P CONNECTOR CN4402 6P PLUG KN4401, KN4402 WRAPPING TERMINAL J4101, J4105 JUMPER WIRE 58 J4102- J4103 JUMPER WIRE 70 AKP7069 AKP7070 B02B-XASK-1 KM250NA6L VNF1084 ADB7021 ADB7022 D a VH TR ASSY SEMICONDUCTORS > Q2231 > Q2233 > Q2232 > Q2234 > D2231, D2232 2SA1514K 2SA1837D1 2SC3906K 2SC4793D1 1SR154-400 RESISTORS All Resistors RS1/16S###J E OTHERS 52044-1545 AKP7058 2205 6P CABLE HOLDER 51048-0600 M DSP ASSY S POWER AMP-L ASSY SEMICONDUCTORS SEMICONDUCTORS > IC4101, IC4201, IC4301 > IC4102, IC4202, IC4302 > IC4103, IC4203, IC4303, IC4453 C4106, C4107, C4206, C4207 C4306, C4307 (220uF/100v) C4102, C4202, C4302 C4112, C4113, C4212, C4213 C4312, C4313 C4114, C4214, C4314 OTHERS R POWER PROTECT ASSY IC4051 Q4051 Q4052 Q4054 D4051, D4502 Part No. UDZS10(B) Q4102, Q4202, Q4302 Q4101, Q4201, Q4301 PA9010A PBD001A PBD002A 2SA1255 2SC3326 D4102, D4104-D4108, D4202 D4204-D4208, D4302, D4304-D4308 D4101, D4103, D4201, D4203, D4301 1SS355 1SS355 UDZS10(B) IC601 IC701 IC801 > IC902 > IC901 AK4114VQ AK4628VQE DSPA56371AF180 LM1117DT-ADJ NJM2391DL1-33 F IC851 IC501 IC551 PDL018A8 TC74HCU04AF TC74VHC157FT 111 VSX-52TX 5 6 7 8 1 Mark No. A 2 Description 3 Part No. IC952 IC871 TC74VHCT244AFT TC7WH125FU IC951 IC802 Q551 Q801 D553, D702 TC7WH34FU TC7WU04FU UMD2N UN5212 DAN202K D551, D701 D901, D902 DAP202K UDZS5R6(B) Mark No. CN551 B X801 CRYSTAL RESONATOR (20MHz) X601 CRYSTAL RESONATOR (24.576MHz) Description 22P FFC CONNECTOR Part No. VKN1426 V POSI 1 R ASSY OTHERS J4551 ADX7471 PTFM04BD222Q2N34B0 > TH4503 T POSI 1 L ASSY COILS AND FILTERS L802, L803, L901-L903 CHIP FERRITE BEAD L501-L503, L551, L601, L602 L605, L701, L702, L801, L804 CHIP SOLID INDUCTOR L851, L871, L951, L952 4 OTHERS ATL7002 J4501 ADX7471 PTFM04BD222Q2N34B0 > TH4501 QTL1013 QTL1013 FM/AM TUNER UNIT QTL1013 FM/AM TUNER UNIT has no service part. VSS1171 XSS3003 CAPACITORS C D E C612, C613 C705 C505, C506 C511, C552, C605, C608, C620 C702, C707-C714, C717, C801 CCSRCH100D50 CCSRCH101J50 CCSRCH470J50 CCSRCH471J50 CCSRCH471J50 C803, C805, C807, C809, C814 C818, C821, C823, C826, C828 C830, C832, C851, C871, C916 C919, C951, C954 C816, C817 CCSRCH471J50 CCSRCH471J50 CCSRCH471J50 CCSRCH471J50 CCSRCH8R0D50 C953, C956 C513, C703, C715, C834, C835 C908, C909 C607, C618, C718 C617 CEVW100M16 CEVW101M16 CEVW101M16 CEVW470M6R3 CKSRYB102K50 C503, C504, C556, C701, C820 C825, C917, C920 C551, C553-C555, C557, C606 C609, C614, C619, C704, C706 C716, C720, C802, C804, C806 CKSRYB103K50 CKSRYB103K50 CKSRYB104K16 CKSRYB104K16 CKSRYB104K16 C808, C810, C815, C819, C822 C824, C827, C829, C831, C833 C852, C872, C907, C918, C952 C955 C512 CKSRYB104K16 CKSRYB104K16 CKSRYB104K16 CKSRYB104K16 CKSRYB105K6R3 C621 CKSRYB474K10 RESISTORS R802 R962, R970 R628 Other Resistors RAB4C101J RAB4C104J RS1/16S1802F RS1/16S###J OTHERS JA501 2P PIN JACK CN901 15P SOCKET CN701 19P SOCKET CN951 23P SOCKET CN601 10P FFC CONNECTOR F AKB7131 AKP7071 AKP7073 AKP7075 VKN1414 112 VSX-52TX 1 2 3 4 5 6 7 8 6. ADJUSTMENT There is no information to be shown in this chapter. A B C D E F 113 VSX-52TX 5 6 7 8 1 2 3 4 7. GENERAL INFORMATION 7.1 DIAGNOSIS A 7.1.1 PROTECTION CIRCUIT CONTROL SPECIFICATION Microcomputer-related ports If this status continues for more than 3 seconds, the power is DC_PROT (pin 74 of IC501: MAIN CONTROL Assy) Input port : For DC detection OL_DET (pin 73 of IC501: MAIN CONTROL Assy) Input port : To detect overloading at the amplifier (Interrupt port) B turned off (for Standby mode). Do not accept the key input afterward. (Flash it always till turns the primary side off.) If the port becomes "H" within 3 seconds, the unit resets automatically. FAN_STOP (pin 92 of IC501: MAIN CONTROL Assy) Input port : To detect Fan forced stop FAN_DRIVE (pin 91 of IC501: MAIN CONTROL Assy) : For Fan on/off TEMP2 (pin 44 of IC3001: DISPLAY Assy) Input port : To detect temperature 12V_DET (pin 41 of IC3001: DISPLAY Assy) Input port : To detect 12V trigger The following control processes are activated immediately before the relay system is turned on upon power-on. The time is 4.8 seconds after power-on. (Control of the relay system is enabled 5.2 seconds after power-on.) Only DC detection is enabled 2 seconds after power-on to activate it before other protection functions. C DC_PROT port performs the chattering check for 1 msec. In addition, there is the case that detection delays for maximum 20 msec because performs monitor of DC_PROT port with a main loop. Even if turns the primary side off and turns on once again. If detects DC once and turned the power off, do not accept the key input afterward. However, power on is possible when the following key was pressed to be able to key input in the protection line and service. 1. Test mode (remote control code : A55F) 2. When the STEREO/DIRECT key and SIGNAL SELECT key are both held pressed for 2 seconds. (Be effective when turned the power off by DC detection regarding 2.) 1 DC detection (defect detection) Only DC detection is enabled 2 seconds after power-on. If there is a fault in the power amplifier or a high-level signal lower than5 Hz is input, the DC_PROT port becomes "L" Detecting "L" the microcomputer performs the following operations: 1. System muting on 2. Speaker relay off (Control with the display microcomputer) The warning indication "AMP ERR" appears on the FL display. 2 Overload detection (abnormality detection) If the speaker terminals are short-circuited or low-load driving is detected, the OL_DET port becomes "L" Detecting "L" edge interrupt in an interrupt process, the microcomputer performs the following operations: 1. System muting on 2. Speaker relay off (Control with the display microcomputer) 3. Power off (Standby mode) D Protection Process List Item Detection Method DC detection Detects when the DC_PROT port becomes "L". Process Turns muting on and speaker relay off, then turns off the power after 3 seconds. Warning Indication Remarks If the power is turned off, flashes the MCACC Flashing "AMP ERR" for 3 LED. Do not accept the POWER key. seconds. If the DC_DET port becomes "H" within 3 seconds, the unit resets automatically. E Overload detection Turns muting on and speaker Detects when the OL_DET port relay off, and immediately becomes "L" (checks by interrupt). turns off the power. Thermal shut down Detects when the TEMP2 port becomes "H". Turns muting on and speaker relay off, then turns off the power after 3 seconds. 12V trigger short detection Detects when the 12V_DET port becomes "H". Turns 12V_TRG port to "L", then turns off the the 12V output. None Flashing "OVERHEST" for 3 seconds Flashing "12V TRI ERR" If the TEMP2 port becomes "L" within 3 seconds, the unit resets automatically. After the power off, the key input is possible once again. Only a fan that is assigned 12V TRIG is valid. Release the FL indication with the power on/off. F 114 VSX-52TX 1 2 3 4 FLch POWER IC4202 IC4203 SBLch LSch R4221 SP R4217 NP POWER AMP_L ASSY POWER AMP IN ASSY Q Q4402 Q4202 S D4205 GNDU POWER AMP IN ASSY Q Q4401 ASSY R4500 R4053 POWER AMP_R ASSY POWER PROTECT R4054 V Q4051 C513 R541 74-pin IC501 MAIN u-COM L D509 R4051 R535 V+5US At Normal HIGH(5V) At DC Detection LOW(0V) At Connector falls out LOW(0V) MAIN ASSY At Normal HIGH(5V) At OL Detection LOW(0V) MAIN u-COM 73-pin IC501 MAIN ASSY L 7 SBLch LSch R4501 POWER AMP_R ASSY V R V+5.6U D507 IC4203 R4220 FLch POWER 0.18 0.18 R4219 R4219 IC4202 C4214 C4406 D4051 D4052 POWER AMP_L ASSY 470 470 D4206 R4215 4.7k R4216 4.7k S D506 R4218 C512 D4207 7 R534 D4305 6 D4105 5 6 R4214 5 8 • Overload Detection circuit A • DC Detection circuit B C4051 R4052 C VSX-52TX 8 D E F 115 1 2 3 4 3 4 7.1.2 HOW TO DIAGNOSE THE AMPLIFIER SECTION A When DC detection worked (STBY IND. flashes for a long time) in the protection circuit of foregoing section (or there is not the speaker output, probably only 1CH), failure (damage) of the power amplifier section is considered. Because this receiver cannot diagnose the amplifier section by an electricity state by structure, please diagnose it in the following steps. Caution: When release the STBY (flashes) state before repair, Because there is the case that the damage progresses when turns the power on once again, please be careful. B • According to a symptom, perform the following confirmation beforehand. 1. Are not Fuse and IC protector opening it? 2-a. When can turn on electricity, confirm that supply voltage of the point that can measure is appropriate. 2-b. Furthermore, confirm that voltage ((in a no signal) DC and the appropriate signal output) between GND and R2008R2014 on the SP/PS Assy (Either of the amplifier side and the speaker terminal side is possible) (Or remove either of CN2101-2104) on the SP/PS Assy. And limit failure CH. If was able to limit failure CH, diagnose the CH in the following steps. C • Use the tester basically and check that each part is not damaged (resistance value / open / short circuit). About parts with damaged possibility, explain FL ch to an example in order. 1. R4131, R4132 (ACN7132: 0.047 Ω, 0.5W chip drain resistor) IC 4102, IC4103 (PBD001A: Nch, PBD002A: Pch output POWER MOS Tr.) /POWER AMP-L Assy D 2. R4119 (ACN7121: 0.18 Ω .5W ×2 cement source resistor) R4117, R4118 (RS1/16S471J: 470 Ω chip resistor for protection circuit) D4101, D4103 (UDZS10B: 10V Zener diode for current limiting) D4102, D4104 (1SS355: Small signal diodes same as above) R4110, R4111 (RS1/16S560J: 56 Ω chip gate resistor) R4106, R4107 (RS1/16S101J:100 Ω chip IC4101 power filter resistor) /POWER AMP-L Assy 3. IC4101 (PA9010A: Power amplifier with output current bias Voltage step HIC) /POWER AMP-L Assy E 4. Q2231 (2SA1514K) /VH TR Assy Q2232 (2SC3906K) /VH TR Assy Q2233 (2SA1837D1) /VH TR Assy Q2234 (2SC4793D1) /VH TR Assy F 116 VSX-52TX 1 2 5 6 7 8 7.1.3 HOW TO DIAGNOSE THE UNIT WITH THE POWER AMPLIFIER SECTION REMOVED Purpose: When repairing this unit, the large Heat Sink Block obstructs access to some Assys. If the Heat Sink Block is removed, as the posistor mounted on it is also disconnected, the protection circuit is activated, which disables failure diagnosis of these Assys while the unit is powered. With the method explained here, the Assys that cannot be diagnosed while the unit is powered because of the Heat Sink Block can be diagnosed by creating an artificial status of the posistor's being connected (by connecting a 100-ohm resistor under normal temperature). A Note: Use this method for diagnosing a failure other than possible failures inside the Heat Sink Block, such as those shown in the table below: Symptoms that are highly suspected to be failures inside the Heat Sink Block 1 No power with the STBY LED flashing 2 The unit turns itself off after "AMP ERR" was displayed on the FL display. Then it goes into state 1 above. 3 "OVERHEAT" is displayed on the FL display under normal temperature, then the unit turns itself off. Possible causes DC detection has been activated to prevent further damage to the unit. Note: Refer to "7.1.2 How to diagnose the Amplifier Section" in the service manual. B The peripheral circuits of the posistor inside the Power Amplifier Section are in failure. Note: A posistor is a kind of thermistor, and its resistance is approx. 100 ohms at normal room temperature. Overloaded amplifier, failure in the overload-detection circuit inside the Power Amplifier Section, etc. 5 "FAN STOP" is displayed on the FL display, then the unit turns Disconnection of the Fan connector, failure in the fan. (Only for the itself off. models for Europe and those for other than North America and Japan) 4 The unit turns itself off without any indication on the FL Procedures: • Remove the wires. 1 Remove the bonnet and center beam. C 2 Remove all the wires from the wire saddle. 3 Disconnect all six connectors connected between the Amplifier Assy and the SP/PS Assy. 3 2 D • Disconnect the parallel wires. 4 Disconnect the parallel wires from the connector CN2201. (If the wires are not easily disconnected, disconnect them with the connector attached, using a vacuum desoldering tool.) 5 Remove the eight screws that secure the Amplifier section. E 4 TRANS 2-1 Assy F 117 VSX-52TX 5 6 7 8 1 A 2 3 6 Remove the Power Amplifier, leaving the POWER PROTECT Assy intact. • In this case, you can easily remove the Power Amplifier if the FFC cable connecting the POWER PROTECT Assy and the MAIN CONTROL Assy has been disconnected on either side. • When removing the POWER PROTECT Assy, pull out the Assy while pushing on the board at the center from the rear side, for easier removal with less stress on the connector. 4 • Remove the POWER PROTECT Assy. 6 The board is easily removed by pushing it in this direction. 6 POWER PROTECT Assy B • Jump with resistors. 7 Jump with 100-ohm resistors in the following three places on the POWER PROTECT Assy: a Between Pin 4 and Pin 5 of CN4052 b Between Pin 5 and Pin 6 of CN4052 c Between Pin 8 and Pin 9 of CN4051 7 c b a POWER PROTECT Assy C D 8 Secure the POWER PROTECT Assy so that it will not come into contact with metallic parts of the unit, such as the chassis. Then connect the POWER PROTECT Assy with the MAIN CONTROL Assy using an FFC cable and turn on the power. The unit will be turned on without the protection circuit activated. 9 After finishing diagnoses, remove the three resistors inserted in Step 7, and before returning the Power Amplifier to its original position, discharge the electrolytic capacitors in the places shown in the table below. • Turn on the power. 8 POWER PROTECT Assy MAIN CONTROL Assy • If connection is made without discharging the electrolytic capacitors, the resistors may be damaged by a surge of current. • Discharge the electrolytic capacitor using a resistor, not by short-circuiting it. Using a tester, etc., completely discharge it until there is no remaining voltage. E Places to be discharged Discharging methods SP/PS Assy: C2051, C2052 Jump with a discharging resistor in CN2002 of the SP/PS Assy. (Photo 1) POWER AMP L Assy: C4401, C4402 Jump with a discharging resistor on the connector side of CN2002 of the POWER AMP-L Assy. (Photo 2) POWER AMP R Assy: C4403, C4404 While you still have CN2002 of the SP/PS Assy jumped with a discharging resistor, reconnect the connector to CN2001 of the SP/PS Assy. (Photo 2) TRANS 2-1 Assy: C2213, C2214 Jump between each capacitor and ground. (Photos 3 and 4) F 118 VSX-52TX 1 2 3 4 5 6 7 ¶ Discharging resistors 8 • Discharging resistors In a case when one resistor is used Wattage (W) 3 2 1 Recommended constant to be used (ohms) 3300 4700 10000 Modified ADX7404 wire with 3-pin connector A Miscellaneous Three-wire lead ADX7404 Three-core connector RKP1751 Modified RKP1751 3-pin connector Photo 1: Discharging ±VL (SP/PS Assy: C2051, C2052) Photo 2: Discharging ±VL inside the POWER AMP-L and R Assys Discharging of C4403 and C4404 of the POWER AMP-R Assy is also possible by reconnecting the connector to CN2001 of the POWER AMP-R Assy while keeping the discharging resistor connected to CN2002 of the SP/PS Assy connected. B CN2002 SP/PS Assy C SP/PS Assy Discharging C4401 and C4402 inside the POWER AMP L Assy on the CN2002 connector side. Photo 3: Discharging +VH (TRANS 2-1 Assy: C2213) Photo 4: Discharging -VH (TRANS 2-1 Assy: C2214) D TRANS 2-1 Assy E TRANS 2-1 Assy • Direction of wires 0 Reassemble the unit by following Steps 1-5 in reverse. • When reconnecting the parallel wires to the connectors or reinserting the connectors, be careful of the direction. If a wire is connected to the wrong side of the connector, or if the five wires are not connected correctly, the resistors may be damaged. F 119 VSX-52TX 5 6 7 8 1 2 3 4 7.1.4 DISASSEMBLY Note: Even if the unit shown in the photos and illustrations in this manual may differ from your product, the procedures described here are common. A 1 Bonnet Case V1B and Heatsink Section 1 2 3 4 5 6 Remove the bonnet case V1B by removing the twenty screws. Remove the two screws. Remove the eight screws. Disconnect the seven connectors. Disconnect the two flexible cables. Remove the heatsink section. 2 B 4 5 ×7 6 3 2 3 ×2 ×2 5 Front side C 3 D 3 ×2 ×2 S POWER AMP-L Assy T POSI 1 L Assy Q U E V R POWER AMP IN Assy POWER AMP-R Assy POSI 1 R Assy POWER PROTECT Assy F 120 VSX-52TX 1 2 3 4 5 6 7 8 2 Front Panel Section 1 2 3 4 5 6 Remove the six screws. Disconnect the two flexible cables. Remove the four screws. Unhook the two hooks. A Remove the front panel section. Disconnect the one connector. Top view 4 4 2 2 B 3 3 3 3 5 1 1 1 6 HEADPHONE Assy 1 1 C 1 D H P I HEADPHONE Assy FRONT-IN Assy J FRONT-IN CONNECT Assy N MULTI JOG Assy VOLUME Assy E O DISPLAY Assy F 121 VSX-52TX 5 6 7 8 1 2 3 4 3 Rear Panel and Main Sections A 1 2 Remove the seven screws. 9 Remove the two screws. Remove the three screws. 10 Remove the three screws. 11 Remove the two screws. 1 Rear view 1 ×2 Top view DSP Assy 10 10 10 DSP Shield A V1 B 2 2 1 2 ×4 Side view 9 DSP Shield A V1 C 3 4 5 6 7 8 9 Remove the one screw. Disconnect the one connector. Remove the three screws. Remove the five screws. Front side Remove the locking card spacer. Disconnect the two connectors and the one flexible cable. DSP Shield A V1 3 11 D 4 12 11 Top view Remove the rear panel section with the main section. 12 5 8 8 8 5 E 5 6 ×5 Locking card spacer 7 Cutting pliers F 122 VSX-52TX 1 2 3 4 5 E 6 VIDEO SIDE Assy 7 G FM/AM TUNER Unit 8 A OPTICAL-IN Assy AC REAR TOP Assy B AUDIO CONNECT Assy L MAIN CONTROL Assy B M DSP Assy K 12V TRIGGER Assy (VSX-52TX only) F COMPONENT Assy D C S VIDEO Assy COMPOSITE V Assy A MULTI I/O Assy W REGULATOR Assy C AE Y TRANS 1 Assy TRANS 2-2 Assy X TRANS 2-1 Assy AA VH TR Assy AF D PRIMARY Assy E AB SP/PS Assy AD Z TRANS SIDE Assy DIODE Assy F 123 VSX-52TX 5 6 7 8 1 2 3 4 7.1.5 TROUBLE SHOOTING OF THE DSP ASSY • When a sound is not out in the multi-channel signal playback or surround mode with the digital signal input. (SurroundBack is not out with the setting.) • Suppose CR to be poor contact and that is not damaged. • This shows failure analysis of DSP Assy. A Step 0: Preliminary check Step 3: Regulator IC • Tighten the COAX Jack screws. (GND of the DSP module floats from the chassis. And this unit may not work normally, because the electric potential becomes unstable.) IC901-pin 1 (to chassis) Is there the input of 5V ? Step 1: Mute pin No Check CN901 and REGULATOR Assy Yes IC801 B IC901-pin 3 (to chassis) MUTE (pin 54) Is output signal 0V ? Is 3.3V outputting it ? No No Replace IC901 Replace IC801 Yes Yes IC902-pin 2 (to chassis) End Is 1.25V outputting it ? C Step 2: B to B connector Replace IC902 Yes CN901 Is connector inserted tight ? No End Step 4: 3 → 5V conversion No Turn the power off and Insert it tight IC952 Yes Pin 3 CN701 D Is connector inserted tight ? Does it convert 3V into 5V for 17 pin input? No Turn the power off and Insert it tight Yes E Replace IC952 Yes CN951 Is connector inserted tight ? No Pin 5 Does it convert 3V into 5V for 15 pin input? No Turn the power off and Insert it tight No Replace IC952 Yes Yes End Pin 7 Does it convert 3V into 5V for 13 pin input? No Replace IC952 Yes A F 124 VSX-52TX 1 2 3 4 5 6 7 8 Step 5: 5 → 3V conversion A IC951 Pin 9 A Pin 2 Does it convert 3V into 5V for 11 pin input? No Does it convert 5V into 3V for 6 pin input? Replace IC952 Yes No Replace IC951 Yes Pin 12 Pin 5 Does it convert 3V into 5V for 8 pin input? No Does it convert 5V into 3V for 3 pin input? Replace IC952 Yes No B Replace IC951 Yes Pin 14 Pin 7 Does it convert 3V into 5V for 6 pin input? No Does it convert 5V into 3V for 1 pin input? Replace IC952 Yes No Replace IC951 Yes Pin 16 C End Does it convert 3V into 5V for 4 pin input? No Replace IC952 Step 6: DIR IC601 Yes Pin 18 Does it convert 3V into 5V for 2 pin input? Is S/PDIF signal coming ? (be different with Function) No IN1 (TV/SAT) (pin 1) Replace IC952 D Is pin 1 inputting it? Yes End No Check the OPTICAL-IN Assy and related path. Yes IN2 (CD-R/TAPE/MD) (pin 5) Is pin 5 inputting it? No Check the OPTICAL-IN Assy and related path. Yes E IN3 (DVD/LD) (pin 44) Is pin 44 inputting it? No Replace IC501 Yes B F 125 VSX-52TX 5 6 7 8 1 2 3 4 Step 7: X'tal B IC802 IN4 (CD) (pin 42) A Is pin 42 inputting it? No Is pin 2 20MHz outputting it ? Replace IC501 End Front IN (VIDEO2) (pin 7) No Check the FRONT-IN Assy and related path. Step 8: DSP output (digital) • Digital output of each channel in the digital signal (there is a sound) input. Yes B IC801 MCKO1 (pin 23) Is master clock outputting it? Replace IC802 or X801 Yes Yes Is pin 7 inputting it? No SurroundBack L/R data (pin 4) No Is pin 4 outputting it? PDN (pin 31) Yes Is input signal 5V? No Check the other Assy (the periphery of microcomputer) No Replace IC801 Yes Center/LFE data (pin 5) Yes C XTO (pin 29) Does oscillation stop? Yes Is pin 5 outputting it? X601 is oscillated only at analog input. No INT0 (pin 36) Yes Surround L/R data (pin 6) No Is pin 6 outputting it? Replace IC601 LRCK (pin 24) Replace IC801 Front L/R data (pin 7) No Is pin 7 outputting it? Replace IC601 Yes No Replace IC801 Yes SDTO (pin 25) Is data outputting it? No Yes D E Replace IC801 Yes Is output signal 0V? Is LR clock outputting it? No End No Replace IC601 Yes BCK (pin 26) Is bit clock outputting it? No Replace IC601 Yes End F 126 VSX-52TX 1 2 3 4 5 6 • Each channel output in the digital signal (–∞ dB (there is no sound) ) input. IC801 7 8 Step 9: Codec output (analog) • Analog output of each channel in the digital signal (there is a sound) input. A IC701 SurroundBack L/R data (pin 4) SurroundBack L out (pin 21) Is the output 0V fixing? No Replace IC801 Is pin 21 outputting it? Yes No SurroundBack R out (pin 22) Is pin 22 outputting it? Replace IC801 Yes No B Replace IC701 Yes Center out (pin 23) Surround L/R data (pin 6) Is the output 0V fixing? Replace IC701 Yes Center/LFE data (pin 5) Is the output 0V fixing? No No Is pin 23 outputting it? Replace IC801 No Replace IC701 Yes Yes LFE out (pin 24) Front L/R data (pin 7) C Is the output 0V fixing? No Is pin 24 outputting it? No Replace IC701 Replace IC801 Yes Yes Surround L out (pin 25) End Is pin 25 outputting it? No Replace IC701 Yes D Surround R out (pin 26) Is pin 26 outputting it? No Replace IC701 Yes Front L out (pin 27) Is pin 27 outputting it? No Replace IC701 E Yes Front R out (pin 28) Is pin 28 outputting it? No Replace IC701 Yes End F 127 VSX-52TX 5 6 7 8 1 2 3 4 3 4 • Each channel output in the digital signal (–∞ dB (there is no sound) ) input. A IC701 SurroundBack L out (pin 21) Is the output 2.5V fixing? No Replace IC701 Yes SurroundBack R out (pin 22) Is the output 2.5V fixing? B No Replace IC701 Yes Center out (pin 23) Is the output 2.5V fixing? No Replace IC701 Yes LFE out (pin 24) C Is the output 2.5V fixing? No Replace IC701 Yes Surround L out (pin 25) Is the output 2.5V fixing? No Replace IC701 Yes Surround R out (pin 26) D Is the output 2.5V fixing? No Replace IC701 Yes Front L out (pin 27) Is the output 2.5V fixing? E No Replace IC701 Yes Front R out (pin 28) Is the output 2.5V fixing? No Replace IC701 Yes End F 128 VSX-52TX 1 2 5 6 7 8 • When MCACC is turned to ON (SurroundBack is not out with the setting.) • Suppose CR to be poor contact and that is not damaged. • This shows failure analysis of DSP Assy. A Step 0: Preliminary check Step 3: Regulator IC • Tighten the COAX Jack screws. (GND of the DSP module floats from the chassis. And this unit may not work normally, because the electric potential becomes unstable.) IC901-pin 1 (to chassis) Is there the input of 5V ? Step 1: Mute pin No Check CN901 and REGULATOR Assy Yes IC801 IC901-pin 3 (to chassis) B MUTE (pin 54) Is output signal 0V ? Is 3.3V outputting it ? No No Replace IC901 Replace IC801 Yes Yes IC902-pin 2 (to chassis) End Is 1.25V outputting it ? Step 2: B to B connector Replace IC902 C Yes CN901 Is connector inserted tight ? No End No Turn the power off and Insert it tight Step 4: 3 → 5V conversion IC952 Yes Pin 3 CN701 Is connector inserted tight ? Does it convert 3V into 5V for 17 pin input? No Turn the power off and Insert it tight Yes D Replace IC952 Yes CN951 Is connector inserted tight ? No Pin 5 Does it convert 3V into 5V for 15 pin input? No Turn the power off and Insert it tight No Replace IC952 Yes Yes E End Pin 7 Does it convert 3V into 5V for 13 pin input? No Replace IC952 Yes A F 129 VSX-52TX 5 6 7 8 1 2 3 4 Step 5: 5 → 3V conversion C IC951 Pin 9 A Pin 2 Does it convert 3V into 5V for 11 pin input? No Does it convert 5V into 3V for 6 pin input? Replace IC952 Yes No Replace IC951 Yes Pin 12 Pin 5 Does it convert 3V into 5V for 8 pin input? B No Does it convert 5V into 3V for 3 pin input? Replace IC952 Yes No Replace IC951 Yes Pin 14 Pin 7 Does it convert 3V into 5V for 6 pin input? No Does it convert 5V into 3V for 1 pin input? Replace IC952 Yes Replace IC951 Yes Pin 16 C No End Does it convert 3V into 5V for 4 pin input? No Replace IC952 Step 6: X'tal Yes IC802 Pin 18 Does it convert 3V into 5V for 2 pin input? D No Is pin 2 20MHz outputting it ? Replace IC952 No Replace IC802 or X801 Yes End Yes End E F 130 VSX-52TX 1 2 3 4 5 6 Step 7: ROM 7 8 Step 8: DSP output (digital) • Digital output when indicating each channel IC851 A Slave Select (pin 1) IC801 DATA Out (pin 2) SurroundBack L/R data (pin 4) DATA In (pin 5) Is pin 4 outputting it? No Replace IC801 Clock In (pin 6) Yes There is movement when turned MCACC to ON and does movement stop within 3 seconds? No Center/LFE data (pin 5) Replace IC851 Is pin 5 outputting it? Yes IC801 Surround L/R data (pin 6) No Is pin 6 outputting it? No Replace IC801 Replace IC801 Yes C Front L/R data (pin 7) Yes Is about 0V outputting it after above operation? B Replace IC801 Yes BUSY (pin 70) Is about 3.3V outputting it during above operation? No No Is pin 7 outputting it? Replace IC801 No Replace IC801 Yes Yes End End D E F 131 VSX-52TX 5 6 7 8 1 2 3 4 3 4 Step 9: Codec output (analog) • Analog output when indicating each channel IC701 A SurroundBack L out (pin 21) Is pin 21 outputting it? No Replace IC701 Yes SurroundBack R out (pin 22) Is pin 22 outputting it? B No Replace IC701 Yes Center out (pin 23) Is pin 23 outputting it? No Replace IC701 Yes LFE out (pin 24) C Is pin 24 outputting it? No Replace IC701 Yes Surround L out (pin 25) Is pin 25 outputting it? No Replace IC701 Yes Surround R out (pin 26) D Is pin 26 outputting it? No Replace IC701 Yes Front L out (pin 27) Is pin 27 outputting it? E No Replace IC701 Yes Front R out (pin 28) Is pin 28 outputting it? No Replace IC701 Yes End F 132 VSX-52TX 1 2 5 6 7 8 7.2 PARTS 7.2.1 IC • The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams. List of IC A DSPA56371AF180, AK4628VQE, PD5957A, PE5403A DSPA56371AF180 (DSP ASSY: IC801) • DSP Microcomputer Pin Function No. Pin Name I/O I − Pin Function Active 1 2 SDI1 GNDIO Digital audio data (Front L/R) Interface GND 3 VDDIO − Interface power supply (3.3V) 4 5 SDO3 SDO2 O O Digital audio data (Surround Back L/R) Digital audio data (Center/Subwoofer) 6 SDO1 O Digital audio data (Surround L/R) 7 8 9 SDO0 VDDCO PF8 O − O Digital audio data (Front L/R) Core power supply (1.25V) General-purpose port 10 PF6 − General-purpose port: LOCK 11 12 PF7 GNDCO O − General-purpose port Core GND 13 PF2 O General-purpose port 14 15 16 PF3 PF4 PF5 O O O General-purpose port General-purpose port General-purpose port 17 VDDIO − Interface power supply (3.3V) 18 19 PF1 PF0 O O General-purpose port General-purpose port 20 GNDSP − GND for S/PDIF 21 22 PF9 SCAN O I General-purpose port Test pin 23 PF10 O General-purpose port 24 25 26 GNDIO VDDIO PB0 − − I Interface GND Interface power supply (3.3V) General-purpose port H 27 PB1 I General-purpose port L 28 29 GNDCO VDDCO − − Core GND Core power supply (1.25V) 30 TDO O JTAG data output 31 32 33 TDI TCK TMS I I I JTAG data input JTAG test clock JTAG mode select 34 MOSI I Communication data input with the microcomputer 35 36 MISO SCK O I Communication data output with the microcomputer Communication clock with the microcomputer 37 SS I Communication chip select with the microcomputer L 38 39 HREQ VDDPA O − Communication request with the microcomputer PLL power supply (3.3V) H 40 GNDPA − PLL GND 41 42 VDDPP GNDPP − − PLL power supply (3.3V) PLL GND 43 GNDPD − PLL GND 44 VDDPD − PLL power supply (1.25V) 45 EXTAL I External clock input B C D E F 133 VSX-52TX 5 6 7 8 1 No. A B C D Pin Name 2 3 I/O Pin Function 46 47 PIINT RESET I I PLL initial pin Reset 48 MODO I Mode select D 49 50 MODC MODB I I Mode select C Mode select B 51 MODA I Mode select A 52 53 54 VDDCO GNDCO MUTE − − O Core power supply (1.25V) Core GND DSP MUTE output 55 PE10 O General-purpose port 56 57 PE9 PE8 O O General-purpose port General-purpose port Active L L 58 SDI1_1 I Digital audio data (Center/Subwoofer) 59 60 61 SDI0_1 FST_1 PE1 I Digital audio data (Ancillary data) Digital audio LR clock General-purpose port: External serial ROM data input 62 SCKT_1 I Digital audio bit clock 63 64 PE0 VDDIO O − General-purpose port: Exterenal serial ROM chip select Interface power supply (3.3V) 65 GNDIO − Interface GND 66 67 PE5 PE2 O O General-purpose port: Exterenal serial ROM clock General-purpose port: Exterenal serial ROM data output 68 GNDCO − Core GND 69 70 71 PD1 PD0 VDDCO O O − General-purpose port: DSP master/slave switch or 96DTS General-purpose port: BUSY Core power supply (1.25V) 72 PC2 O General-purpose port 73 74 HCKT GNDIO I − Digital audio master clock Interface GND 75 VDDIO − Interface power supply (3.3V) 76 77 78 SCKR SCKT FSR I I/O I Digital audio Bit clock Digital audio Bit clock Digital audio Bit clock 79 FST I/O Digital audio Bit clock 80 SDIO I I I 4 L H H Digital audio data (Surround L/R) E F 134 VSX-52TX 1 2 3 4 5 6 7 8 AK4628VQE (DSP ASSY: IC701) • 8 ch Codec A Pin Function No. Pin Name I/O I I Pin Function Active 1 2 SDOS I2C SDTO source selection Serial control mode selection 3 SMUTE I Soft mute 4 5 BICK LRCK I I Audio serial data clock Input channel clock 6 SDTI1 I DAC1 audio serial data input 7 8 9 SDTI2 SDTI3 SDTO I I O DAC2 audio serial data input DAC3 audio serial data input Audio serial data output 10 DAUX I Auxiliary audio serial data input 11 12 DFSO SDTI4 I I Double-speed sampling mode DAC4 audio serial data input 13 DZFE I Zero-input detecting function validity pin 14 15 16 TVDD DVDD DVSS − − − Power supply for output buffer Digital power supply Digital ground 17 PDN I Power down and reset 18 19 TST1 CAD1 I I Test pin Chip address 1 pin 20 CAD0 I Chip address 0 pin 21 22 LOUT4 ROUT4 O O Analog output of DAC 4 L channnel Analog output of DAC 4 R channnel 23 LOUT3 O Analog output of DAC 3 L channnel 24 25 26 ROUT3 LOUT2 ROUT2 O O O Analog output of DAC 3 R channnel Analog output of DAC 2 L channnel Analog output of DAC 2 R channnel 27 LOUT1 O Analog output of DAC 1 L channnel 28 29 ROUT1 TST2 O − Analog output of DAC 1 R channnel No connect 30 NC − No connect 31 32 33 LIN RIN DZF2/OVF I I O L chnnel analog input R chnnel analog input Zero input detection 2 / Overflow detection of analog input 34 VCOM O Common voltage output 35 36 VREFH AVDD I − Reference voltage input Analog power supply 37 AVSS − Analog ground 38 39 DZF1 MCLK O I Zero input detection 1 Master clock input 40 P/S I Parallel/serial input 41 42 CSN CCLK I I Chip select Control data clock 43 CDTI I Control data input 44 TDMO I TDM I/F format mode B L C D H H E L F 135 VSX-52TX 5 6 7 8 1 2 3 4 PD5957A (MAIN CONTROL ASSY: IC501) (For VSX-52TX) • Main Microcomputer TDI TCK TDO T_DO 81 NRDT MRDATA 85 T_DI 83 OSRT OSDRT 86 T_CLK 82 OSCS OSDCS 87 TCE OSCT OSDCT 88 T_CE 84 WATT WATT IN1 89 FADR NC FASTP FAN DRIVE 91 NC 90 TEMP1 SIM1 FAN STOP 92 SIM2 SIMUKE1 94 TEMP1 93 GND AVSS 96 5V NC P100 97 SIMUKE2 95 5V VREF 98 NECK8 2 DISP RST DISP EN 3 DISP EN MR MUTE 78 MR MU DISP RDY 4 DISP RDY RDS FM+ 77 RDS SW OSD/DISP DI DISP DO 5 DISP DI RDS DT 76 RDS DT 6 DISP DO RDS CLK 75 RDS CK OSD/DISP CLK 7 DISP CK DC PROT 74 DC DET GND 8 BYTE OL DET 73 OL DET BIAMP 80 9 MICSEL 79 BI AMP MI CSEL CMVSS VIDEO1 72 V1 12 CK 10 12C CK VIDEO2 71 V2 12 DT 11 12C DT VIDEO3 70 V3 XRESET XOUT GND 12 XRESET MRVSW1 69 13 XOUT MRVSW2 68 14 VSS 4052B 66 52B 15 XIN 16 VCC SY DET 65 NMI 17 NM1 VSS 64 1W WUP DEMU DSPOL EVR DT 63 18 AC WP VCC 62 19 1394 INT 20 1W WP 21 DECO MUTE SYDET GND VLDT 5V EVR CLK 61 VLCK GAIN_SEL 60 PREG MVRATT 59 22 DSPOL MR SW2 52A 5V IE INT MR SW1 4052A 67 XIN WAKEUP 86A 23 2586A LOW POW 58 86B MVRATT V+5US 50 XTLO 47 LSSN LSSN XT LO 46 DIR CS DR CS 49 DIR ERR 45 DIR DO DR DO 48 DIR RST 44 ADMD ADMD DR ST 43 DSP MUTE DS MU DR ER 42 DSP MODE DS MO BU DSS E 41 DSP HREQ RY BS DS HR RY CS RY_B 51 40 BUSY RY_C/R 52 30 1394DI 39 DSP SS 29 1394DO IE DI 38 DSP RST IE DO DS RST RY AF 37 DSP CLK RY_A 53 DS CK 28 1394CK 36 DSP DO RY HP IE CK 35 DSP D1 RY-HP 54 DS DI 27 1394CS DS DO RY AC IE CS 34 232C CTS RY-AC 55 T_BUSY 26 1394RST 33 CLK HP SW IE RST T_SCLK MUTE HP DET 56 32 232C TXD A MUTE 57 25 1394SW 31 232C RXD 24 2586B IE CTL T_ TXD D NECKA 1 GND C AVCC 99 NECK B DISP RST T_ RXD B NECK 100 Pin Assignment (Top view) A F 136 VSX-52TX 1 2 3 4 5 6 7 8 Pin Function No. Pin Name I/O Pin Function Active 1 2 12VTRIGGER DISP RST O O "H" at ON Display microcomputer reset signal 3 DISP EN O Communication enabling signal to the display microcomputer 4 5 DISP RDY OSD/DISP DI I O Communication enabling signal from the display microcomputer Communication data out signal with the OSD-IC/display microcomputer (N ch open drain: pullup) 6 DISP DO I Communication data in signal with the display microcomputer (N ch open drain) 7 8 9 OSD/DISP CLK GND CNVSS O − − Communication clock signal with the OSD-IC/display microcomputer Ground 5.1kΩ pulldown 10 – O L" fixed 11 12 – XRESET O − L" fixed Reset 13 XOUT − Oscillator 14 15 16 GND XIN 5V − − − Ground Oscillator 5V power supply 17 NMI I Cannot use it as usual input port 18 19 WAKEUP 1394 INT I I Wakeup INT for 1394 (Not used) 20 1W WUP I Wakeup signal at standby (from the display microcomputer) 21 22 DECO MUTE DSP OL I O Boot success detecting port of 1st DSP Communication enabling signal to the display microcomputer 23 DC PROT O OSD-IC reset signal 24 25 26 Boad DET MIC DET 1394 RST O O O OSD-IC chip select signal At data transfer to the OSD-IC: "H" Reset for 1394 "L" fixed. H 27 1394 CS O Standby for 1394 (Not used) "L" fixed. H 28 29 1394 CK 1394 DO O O CK for 1394 DO for 1394 30 1394 DI I DI for 1394 31 32 33 232C RXD 232C TXD CLK O I - For 232C rewriting (data output) For 232C rewriting (data input) Not used 34 232C CTS O For 232C rewriting (communication permission) 35 36 DSP DI DSP DO O I Communication data out signal with the DSP1 microcomputer Communication data in signal with the DSP2 microcomputer 37 DSP CLK O Communication clock signal with the DSP microcomputer 38 39 DSP RST DSP SS O O DSP microcomputer reset signal L: reset, H: release reset Slave select signal to DSP microcomputer 40 BUSY I MCACC used L 41 42 DSP HREQ DSP MODE O O Error detection signal of DSP microcomputer Mode selection of DSP microcomputer (ROM/RAM) H: ROM mode, L: RAM (PPP) mode L H 43 DSP MUTE O DSP Assy mute H 44 ADMD - NC 45 DIR DO I Communication data in signal with the DIR/DAC 46 47 DIR CS LSSN O - Communication chip select signal with the DIR/DAC NC 48 DIR RST O DIR reset signal 49 50 DIR ERR XTLO I O Lock/Unlock signal from DIR Selection X'tal to DIR A L: reset, H: release reset (pulldown) H H B (100kΩ pullup) H Standby with the circuit. (pulldown) H H C L: reset, H: release reset D E F 137 VSX-52TX 5 6 7 8 1 No. Pin Name 2 3 I/O 4 Pin Function Active 51 52 RY BS RY C/R O O Speaker relay B ON/OFF Rear / Center relay ON / OFF 53 RY A O Speaker relay A ON/OFF 54 55 RY- HP RY- AC O O Headphone relay ON / OFF AC relay ON / OFF 56 HP DET O Headphone detection H: detected. 57 58 59 A MUTE V+5V DSP HREQ2 O − I System mute L: Mute ON 5V power supply Error detection signal of DSP2 microcomputer 60 GND − Ground 61 62 EVR CLK 5V O − Clock signal for evectronic volume 5V power supply 63 EVR DT O Data signal for evectronic volume L 64 65 66 GND SY DET 4052A − Ground System detection Output switching control signal 1 of surround back ch H 67 4052B O Output switching control signal 1 of surround back ch 68 69 MRVSW2 MRVSW1 O O Function SW control (Strobe) Function SW control (Clock) 70 VIDEO3 O SWSP detect 71 72 VIDEO2 VIDEO1 O O SWSP detect Control IC(NJM2296) : Video in put select 73 OL DET I Amp. overload detection 74 75 76 DC PROT RDS CLK RDS DT I O O DC detection L: Detection "L" fixed "L" fixed 77 RDS FM+ O "L" fixed 78 79 MR MUTE MICSEL O O Multi room mute MIC select 80 BIAMP I 81 82 83 TUNED DO TUNER CLK TUNER DI I O O Data input signal of tuner contror (pullup) Clock signal of tuner control Data output signal of tuner control 84 TUNER CE O Chip select signal of tuner control 85 86 MRDATA OSDRST O O Multi room data OSD-IC reset signal L: reset H: release reset 87 OSDCS O OSD-IC chip select signal 88 89 OSDCT WATT IN1 O I OSD-IC rewriting Wattage detection 90 NC I Not used 91 92 FAN DRIVE FAN STOP O I "L" fixed Fan forced stop detection 93 TEMP1 I Temperature detection Level detection with A/D 94 SIMUKE1 I Destination read 1 95 SIMUKE2 I Destination read 2 H 96 97 AVSS – − O Connect to VSS NC L 98 VREF − Connect to VCC 99 AVCC 100 NECK − O Connect to VCC Destination read 2 A B C D E O O H L: Detection L L: Mute ON H L L A/D Level detection with A/D A/D F 138 VSX-52TX 1 2 3 4 5 6 7 8 PE5403A (DISPLAY ASSY: IC3001) • Display Microcomputer Pin Assignment (Top view) G12 G13 G14 G15 G16 S35 S34 S33 S32 G13 88 G14 87 G15 86 G16 85 S35 84 S34 83 S33 82 S32 81 G8 G8 93 G11 G7 G7 94 G12 89 G6 G6 95 G11 90 G5 G5 96 G9 G4 G4 97 G10 G3 G3 98 G10 91 G2 G2 99 G9 92 G1 G1 100 A B S31 80 S31 S21 V+5 13 IC(onetime write) S20 68 S20 XT2 14 XT2 S19 67 S19 XT1 15 XT1 S18 66 S18 16 VDD S17 65 S17 17 12V TRG S16 64 S16 18 NC S15 63 S15 19 INPUT ATT S14 62 S14 20 NC S13 61 S13 DRDY 21 DISP RDY S12 60 S12 DCLK 22 DISP CK S11 59 S11 DDO 23 DISP DO S10 58 S10 DD1 24 DISP D1 S9 57 S9 V+5 25 AVSS S8 56 S8 26 UART SW S7 55 S7 27 NC S6 54 S6 28 NC S5 53 S5 TEST 29 TEST S4 52 S4 KEY4 30 KEY 4 S3 51 S3 ATT UART STBY 12TRG MCACC 5V 50 S2 S21 69 S2 12 X1 49 S1 S22 X1 S1 S22 70 48 1394LED 11 X2 47 MCACOLED S23 X2 46 VDD S23 71 V+5 S24 10 DISPRST DRST 45 NC(INPUT) S24 72 GND VENC A 44 TEMP2 9 TEMP2 S25 VENCA 43 SWDET S25 73 SWDET VENC B 42 MICDET 8 41 12VDET S26 VENCB 12DET S26 74 MCDET MJOG B 40 VSS 7 GND S27 MJOGB 39 SRIN S27 75 SRIN MJOC A 38 MRIN 6 MRIN S28 MJOGA 37 DISP EN S28 76 DISPEN NC 36 232C DET S29 5 23DET S29 77 35 AVREF MR SW V+5 S30 4 MRSW 34 AVDD - VF S30 78 V+5 V Ioad 79 NC 33 KEY 1 1 WUP 3 KEY1 2 32 KEY 2 WP 31 KEY 3 VDD KEY2 1 KEY3 5V C D E F 139 VSX-52TX 5 6 7 8 1 2 3 4 Pin Function No. A B C D E Pin Name I/O − I Pin Function Active 1 2 VDD 1WUP VDD(5V)power supply Wakeup 3 NC − NC 4 5 MR SW NC O − Multi room input Pioneer / others L: Pioneer NC 6 MJOG A I MULTI JOG input A 7 8 9 MJOG B VENCB VENCA I − − MULTI JOG input B 5V Volt(-) 5V Volt(+) 10 DISPRST I Reset signal in put 11 12 X2 X1 − − Input clock 5MHz Input clock 5MHz 13 IC − Vss Power supply 5V 14 15 16 XT2 XT1 VDD − − − 5V power supply 17 12V TRG O " H" at ON 18 19 NC INPUT ATT − I NC INPUT Atteneuator 20 NC − NC 21 22 DISP RDY DISP CK O O Communication enabling signal to the display microcomputer Communication clock signal with the OSD-IC/display microcomputer H 23 DISP DO O Communication data in signal with the display microcomputer (N ch open drain) H 24 25 26 DISP DI AVSS UART SW I − O Communication data out signal with the OSD-IC/display microcomputer (N ch open drain: pullup) Ground H 27 NC − NC 28 29 NC TEST − I NC TEST Mode 30 KEY 4 I KEY AD input 31 32 33 KEY 3 KEY 2 KEY 1 I I I KEY AD input KEY AD input KEY AD input 34 AVDD − V+5 35 36 AVREF 232C DET − I 5V reference voltaage For 232C signal input detection 37 DISP EN I Communication enabling signal to the display microcomputer 38 39 MRIN SRIN I I Remote control input of sub room (active : H) Remote control input of main room 40 VSS − Ground 41 42 12VDET MICDET I I 12V detection MIC detection 43 SWDET I SW detection 44 TEMP2 I Temperature detection Level 2 45 NC − NC 46 47 VDD MCACOLED − O V+5 MCACC LED 48 1394LED O 1394 LED 49 50 S1 S2 O O FL p_35s Drive FL p_34s Drive F 140 VSX-52TX 1 2 3 4 5 No. Pin Name 6 I/O 7 Pin Function 51 52 S3 S4 O O FL p_33s Drive FL p_32s Drive 53 S5 O FL p_31s Drive 54 55 S6 S7 O O FL p_30s Drive FL p_29s Drive 56 S8 O FL p_28s Drive 57 58 59 S9 S10 S11 O O O FL p_27s Drive FL p_26s Drive FL p_25s Drive 60 S12 O FL p_24s Drive 61 62 S13 S14 O O FL p_23s Drive FL p_22s Drive 63 S15 O FL p_21s Drive 64 65 66 S16 S17 S18 O O O FL p_20s Drive FL p_19s Drive FL p_18s Drive 67 S19 O FL p_17s Drive 68 69 S20 S21 O O FL p_16s Drive FL p_15s Drive 70 S22 O FL p_14s Drive 71 72 S23 S24 O O FL p_13s Drive FL p_12s Drive 73 S25 O FL p_11s Drive 74 75 76 S26 S27 S28 O O O FL p_10s Drive FL p_ 9s Drive FL p_ 8s Drive 77 S29 O FL p_ 7s Drive 78 79 S30 V Load O − FL p_ 6s Drive FIP controller/driver pull down resistor connecting 80 S31 O FL p_ 5s Drive 81 82 83 S32 S33 S34 O O O FL p_ 4s Drive FL p_ 3s Drive FL p_ 2s Drive 84 S35 O FL p_ 1s Drive 85 86 G16 G15 O O FL p_16g Drive FL p_15g Drive 87 G14 O FL p_14g Drive 88 89 G13 G12 O O FL p_13g Drive FL p_12g Drive 90 G11 O FL p_11g Drive 91 92 G10 G9 O O FL p_10g Drive FL p_ 9g Drive 93 G8 O FL p_ 8g Drive 94 G7 O FL p_ 7g Drive 95 G6 O FL p_ 6g Drive 96 97 G5 G4 O O FL p_ 5g Drive FL p_ 4g Drive 98 G3 O FL p_ 3g Drive 99 G2 100 G1 O FL p_ 2g Drive FL p_ 1g Drive O 8 Active A B C D E F 141 VSX-52TX 5 6 7 8 1 2 3 4 7.3 CLEANING A Before shipping out the product, be sure to clean the following positions by using the prescribed cleaning tools: Position to be cleaned Cleaning tools Fans Cleaning paper : GED-008 B C D E F 142 VSX-52TX 1 2 3 4 5 6 7 8 8. PANEL FACILITIES 8.1 FRONT PANEL All the controls on the front panel are explained and/or referenced here. To open the front panel push gently on the lower third of the panel. A Front panel 2 1 3 4 10 5 6 8 7 9 AUDIO/VIDEO MULTI-CHANNEL RECEIVER VSX-52TX B MODE DVD/LD TV/SAT DVR/VCR VIDEO1 CD CD-R/ TAPE/MD TUNER VIDEO2 ENTER MULTI JO G MASTER VOLUME C 11 10 12 TUNER CONTROL TUNER EDIT TUNING/ STATION BAND MPX MIDNIGHT/ LOUDNESS TONE MULTI JOG SYSTEM SETUP MULTI JOG 15 16 17 ACOUSTIC MULTI CH DIALOG EQ ENHANCEMENT IN SIGNAL SELECT 18 EXTENDED MODE 19 SPEAKERS MULTI JOG VIDEO2 INPUT MULTI ROOM RETURN 14 13 CONTROL MCACC SETUP MIC ON/OFF MULTI JOG PHONES DIGITAL IN 24 23 22 2 STANDBY/ON Switches the receiver between on and standby. 3 LISTENING MODE SELECT Use with the MULTI JOG dial to select the various listening modes. 5 Character display L AUDIO D R 20 7 MCACC indicator Lights when Acoustic Calibration EQ is on (Acoustic Calibration EQ is automatically set to ALL CH ADJUST after the Auto MCACC Setup or EQ Auto Setting is complete). 8 Input select buttons Press to select an input source. 9 ENTER VIDEO 21 1 MULTI JOG dial Use the MULTI JOG dial to select various settings and menu options. 4 S-VIDEO E MASTER VOLUME dial 6 Remote sensor Receives the signals from the remote control. F 143 VSX-52TX 5 6 7 8 1 2 3 10 Front panel controls To access the front panel controls, push gently on the lower third portion of the panel with your finger. A 20 VIDEO2 INPUT 21 MCACC SETUP MIC jack Use to connect the supplied microphone. 22 MULTI ROOM controls If you've made multi-room connections use these controls to control the sub room from the main room. STA NDB Y/O N LIST ENIN SELEG MOD CT E ENT ER MUL TI 4 JOG AUD IO/V IDE O MUL TI-C HAN NEL REC EIV ER DVD VS X-5 /LD 2TX TV/S AT 23 System Setup menu controls SYSTEM SETUP Use with the MULTI JOG dial to access the System Setup menu. DVR CD /VCR CD-R TAP / E/MD VIDE O1 TUN ER VIDE O2 MAS TER VOL UME 11 TUNER CONTROL B TUNER EDIT Use with the MULTI JOG dial to memorize and name stations for recall. TUNING/STATION Use with the MULTI JOG dial to select station presets and radio frequencies. RETURN Press to confirm and exit the current menu screen. 24 PHONES jack Use to connect headphones. When the headphones are connected, there is no sound output from the speakers. BAND Switches between AM and FM radio bands. MPX Press to receive a radio broadcast in mono. C 12 MIDNIGHT/LOUDNESS Use Midnight when listening to movie soundtracks at low volume. Use Loudness to boost the bass and treble at low volume. 13 TONE When the STEREO mode is selected, press this button to access the bass and treble controls, which you can then adjust with the MULTI JOG dial. 14 ACOUSTIC EQ Press to select an Acoustic Calibration EQ setting. D 15 DIALOG ENHANCEMENT Use to make dialog stand out when watching TV or a movie. 16 MULTI CH IN Press to select the component connected to the MULTI CH IN terminals (for example, a DVD-Audio player). 17 SIGNAL SELECT Use to select an input signal. 18 EXTENDED MODE Selects the surround back channel mode or virtual surround back mode. E 19 SPEAKERS Use to change the speaker system. F 144 VSX-52TX 1 2 3 4 5 6 7 8 8.2 DISPLAY A Display 1 2 3 SIGNAL DIGITAL 4 DIGITAL DTS SR AUTO ANALOG SP A B SLEEP 5 6 7 C R LFE PL N eo 6 THX L LS RS S ADV.SURR. VIR.SB AUTO SURR. M ONO STEREO TUNED DE 8 9 10 TV DVR VIDEO1 DVD CD CD -R TUNER VIDEO2 MIDNIGHT LOUDNESS MU LTI - ROOM ATT OVER dB B 17 16 6 15 14 1 Speaker indicators Lights to indicate the current speaker system, A and/or B. 13 5 3 Matrix decoding format indicators Neo:6 When one of the Neo:6 modes of the receiver is on, this lights to indicate Neo:6 processing. AUTO Lights when AUTO signal select is on. ANALOG Lights when an analog signal is detected. 11 2 PL II This lights to indicate Pro Logic II / Pro Logic IIx decoding. 2 SIGNAL SELECT indicators Lights to indicate the type of input signal assigned for the current component: DIGITAL Lights when a digital audio signal is detected. 12 6 Listening mode indicators THX Lights when one of the Home THX modes is selected. Digital format indicators VIR.SB Lights during Virtual surround back processing. 2 DIGITAL Lights when a Dolby Digital encoded signal is detected. ADV.SURR. Lights when one of the Advanced Surround modes has been selected. DTS Lights when a DTS encoded signal is detected. AUTO SURR. Lights when the Auto Surround feature is switched on. 4 Program format indicators These change according to which channels are active in Dolby, DTS, DVD-A and SACD sources. LS, S and RS will light at the same time to indicate 6.1channel sources. • L – Left front channel • C – Center channel C D 7 MIDNIGHT / LOUDNESS When Midnight or Loudness listening is switched on, the corresponding indicator shows in the display. 8 Input source indicators Light to indicate the input source you have selected. 9 MULTI-ROOM Lights when the multi-room feature is active. • R – Right front channel • LS – Left surround channel • S – Surround channel (mono) or surround back channel • RS – Right surround channel E 10 ATT Lights when INPUT ATT is used to attenuate (reduce) the level of the analog input signal. 11 OVER Lights to indicate that the level of an analog source is too high. Use the attenuator (INPUT ATT) to reduce it. • LFE – Low frequency effects channel F 145 VSX-52TX 5 6 7 8 1 2 3 4 3 4 A 12 Master volume level Shows the overall volume level. –80dB indicates the minimum level, and +12dB indicates the maximum level. 13 DE Lights when Dialog Enhancement (DIALOG E) is switched on. 14 TUNER indicators STEREO Lights when a stereo FM broadcast is being received in auto stereo mode. B MONO Lights when the mono mode is set using the MPX button. TUNED Lights when a broadcast is being received. 15 Character display Displays various system information (for example, the reason an operation is not possible may flash in the display). C 16 SR Lights when the SR+ control mode has been switched on (see Using the SR+ mode with a Pioneer plasma display). 17 SLEEP Lights when the receiver is in sleep mode. D E F 146 VSX-52TX 1 2 5 6 7 8 8.3 REMOTE CONTROL UNIT Remote control INPUT RECEIVER SELECT SOURCE 1 2 DVD/LD TV/SAT 3 DVR/VCR 11 INPUT ATT Attenuates (lowers) the level of an analog input signal to prevent distortion. 12 FL DIMMER Dims or brightens the display. SR+ Switches the SR+ mode on/off. TV CONT MULTI CONTROL CD CD-R/TAPE TUNER RECEIVER 13 INPUT ATT FL DIMMER SR +10 DISC ENTER D.ACCESS TOP MENU D. ACCESS After pressing, you can access a radio station directly using the number buttons. CLASS MENU TUNE DTV MENU 6 ST ST ENTER BAND T.EDIT SYSTEM GUIDE SETUP TOP MENU Displays the disc ‘top’ menu of a DVD. TUNE RETURN TV CONTROL 7 INPUT SELECT TVVOL DTV ON/OFF REC TUNER DISPLAY 8 MPX AUDIO THX 9 10 B 5 Tuner/component control buttons/ SYSTEM SETUP The following button controls (except SYSTEM SETUP) can be accessed after you have selected the corresponding MULTI CONTROL button (TUNER, DVD/ LD, TV/SAT, etc.) 4 5 A The following are accessed by pressing the RECEIVER button first: TV CH VOL DTV INFO MUTE 14 DTV MENU Displays menus on a digital TV. 15 T. EDIT Press to memorize and name a station for recall. REC STOP CH RETURN SUBTITLE HDD DVD CH CH RECEIVER CONTROL STANDARD ADV.SURR AUTO SURR ACOUSTIC EQ SHIFT EFFECT /CH SEL GUIDE Displays the guides on a digital TV. STEREO SYSTEM SETUP (Press RECEIVER first to access) Use to access the System Setup menu. SIGNAL MIDNIGHT/ SELECT LOUDNESS SLEEP C DIALOG E D CLASS Switches between the three banks (classes) of radio station presets. RECEIVER MENU Displays the disc menu of DVD-Video discs. It also displays TV and DTV menus. 1 RECEIVER This switches between standby and on for this receiver. BAND Switches between the tuner AM and FM bands. 2 INPUT SELECT Use to select the input source. RETURN Press to confirm and exit the current menu screen (also use to return to the previous menu with DVDs or to select closed captioning with DTV). 3 MULTI CONTROL buttons Press to select control of other components. E 4 Number buttons and other receiver/component controls Use the number buttons to directly select a radio frequency or the tracks on a CD, DVD, etc. DISC (ENTER) can be used to enter commands for TV or DTV, and can also be used to select a disc in a multi-CD player. F 147 VSX-52TX 5 6 7 8 1 A 2 3 6 (TUNE/ST +/–) /ENTER Use the arrow buttons when setting up your surround sound system. Also used to control DVD menus/options and for deck 1 of a double cassette deck player. Use the TUNE +/– buttons to find radio frequencies and use ST +/– to find preset stations. CH +/– Use to select channels when using a TV, VCR, DVR, etc. The following DVR controls can be accessed by pressing SHIFT: REC Starts recording. 7 TV CONTROL buttons These buttons are dedicated to control the TV assigned to the TV CONT button. Thus if you only have one TV to hook up to this system assign it to the TV CONT MULTI CONTROL button. If you have two TVs, assign the main TV to the TV CONT button. B TV Use to turn on/off the power of the TV. REC STOP Stops recording. HDD/DVD These buttons switch between the hard disk and DVD controls for DVD/HDD recorders. 9 STANDARD Press for Standard decoding and to switch between the various Pro Logic IIx and Neo:6 options. INPUT SELECT Use to select the TV input signal. TV CH +/– Use to select channels. ADV. SURR Use to switch between the various surround modes 8 Component control buttons The main buttons (,, etc.) are used to control a component after you have selected it using the MULTI CONTROL buttons. The controls above these buttons can be accessed after you have selected the corresponding MULTI CONTROL button (for example DVD/LD, DVR/VCR or TV/SAT (when connected to a DTV)). DTV ON/OFF Switches a digital TV on/off. DTV INFO Use to bring up information screens on a digital TV. D TUNER DISPLAY Switches between named station presets and radio frequencies. MPX Switches between stereo and mono reception of FM broadcasts. If the signal is weak then switching to mono will improve the sound quality. AUDIO Changes the audio language or channel on DVD discs. E RECEIVER CONTROL buttons THX Press to select a Home THX listening mode TV VOL +/– Use to adjust the volume on your TV. C 4 CH RETURN Returns to the last channel selected with DTV, SAT and some TVs. STEREO Switches between direct and stereo playback. Direct playback bypasses the tone controls and any other signal processing for the most accurate reproduction of a source. AUTO SURR Press to have the receiver automatically detect what kind of source you’re playing and select multichannel or stereo playback as necessary. ACOUSTIC EQ Press to select an Acoustic Calibration EQ setting SIGNAL SELECT Use to select an input signal. MIDNIGHT/LOUDNESS Use Midnight when listening to movie soundtracks at low volume. Use Loudness to boost the bass and treble at low volume. EFFECT/CH SEL Press repeatedly to select a channel, then use –/+ to adjust the level. Also adjusts the level of the Advanced Surround effects as well as Dolby Pro Logic IIx Music and Neo:6 Music parameters. You can then use the + and – buttons to make these adjustments. SUBTITLE Displays/changes the subtitles included in multilingual DVD-Video discs. F 148 VSX-52TX 1 2 3 4 5 6 +/– Use to adjust the effect and channel levels, as well as to change Dolby Pro Logic IIx and Neo:6 Music parameter settings. SLEEP (SHIFT & –) Use to put the receiver in sleep mode and select the amount of time before the receiver turns off DIALOG E (SHIFT & +) Use to make dialog stand out when watching TV or a movie. 10 SHIFT Press to access the DVR controls (above the component control buttons) as well as some RECEIVER controls. 11 SOURCE Press to turn on/off other components connected to the receiver. 7 8 A 15 MUTE Mutes the sound or restores the sound if it has been muted (adjusting the volume also restores the sound). Operating range of remote control unit The remote control may not work properly if: • There are obstacles between the remote control and the receiver's remote sensor. • Direct sunlight or fluorescent light is shining onto the remote sensor. B • The receiver is located near a device that is emitting infrared rays. • The receiver is operated simultaneously with another infrared remote control unit. 12 Character display (LCD) This display shows information when transmitting control signals. STA NDB Y/ON LISTE NING SELE MOD CT ENT E ER MUL TI J OG The following commands are shown when you’re setting the remote to control other components. C AUD IO/V IDEO MUL TI-C HA NNE L REC EIVE R DVD VSX -52 /LD TX TV/S AT DVR /VCR CD 30 30 SETUP Indicates the setup mode, from which you choose the options below. CD-R TA PE/M/ VIDE O1 D TUN ER VIDE O2 MA STE R VOL UME 7m PRESET LEARN DIRECTF ERASE RESET D READ ID 13 RECEIVER Switches the remote to control the receiver (used to select the green commands above the number buttons (INPUT ATT, etc). Also use this button to set up surround sound. 14 VOL +/– Use to set the listening volume. E F 149 VSX-52TX 5 6 7 8