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Pioneer VSX-C501-S Service Manual
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Pioneer VSX-C501-S Service Manual

Pioneer VSX-C501-S Service Manual

Audio/video multi-channel receiver
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AUDIO/VIDEO MULTI-CHANNEL RECEIVER
VSX-C501-S
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
VSX-C501-S
MYXU
For details, refer to "Important symbols for good services".
PIONEER CORPORATION
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 2003
STANDBY/ON
PULL-
OPEN
Power Requirement
AC220-230V
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
MASTER
2
2
AV DIRECT
DIGITAL
DTS
PRO LOGICII
NEO:6
ADVANCED
PHONES
SOUND MODE
INPUT SELECTOR
VOLUME
DOWN
UP
VSX-C501-S
ORDER NO.
RRV2796
Remarks
T-ZZK JULY 2003 printed in Japan

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Summary of Contents for Pioneer VSX-C501-S

  • Page 1 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...

  • Page 2: Safety Information

    PIONEER Service Manual. A subscription to, or additional copies Also test with plug reversed of, PIONEER Ser vice Manual may be obtained at a (Using AC adapter Earth nominal charge from PIONEER. plug as required)
  • Page 3 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. VSX-C501-S...

  • Page 4: Table Of Contents

    7.1.2 Protection Circuit ..........................87 7.1.3 Specifications of Speaker Detection ....................88 7.1.4 Circuit Description ..........................89 7.1.5 Troubleshooting..........................90 7.1.6 Timing Chart ............................92 7.2 PARTS..............................96 7.2.1 IC ............................... 96 7.2.2 DISPLAY............................103 7.3 CLEANING............................. 104 8. PANEL FACILITIES ............................105 VSX-C501-S...

  • Page 5: Specifications

    RF ATT FRONT DISPLAY CLASS D.ACCESS FRONT DISC CENTER ENTER CENTER SURROUND TV CONTROL • Microphone stand SURROUND CHANNEL INPUT CHANNEL VOLUME • AM loop antenna (AEB7313) SURROUND • FM wire antenna (ATB7009) SURROUND (ADH7030) SURROUND RECEIVER BACK SURROUND BACK VSX-C501-S...

  • Page 6: Exploded Views And Parts List

    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 VSX-C501-S...
  • Page 7 Battery Cover AZA7424 NSP 13 Dry cell batteries (R6P,AA) VEM1030 NSP 14 Warranty Card ARY7065 Left Pad 301 AHA7407 Right Pad 301 AHA7408 Spacer AHB7088 Packing Sheet AHG7015 Packing Case AHD8168 SR+ mini-plug cable ADE7095 Microphone stand AEB7313 Microphone APM7004 VSX-C501-S...

  • Page 8: Exterior Section

    2.2 EXTERIOR SECTION Refer to "2.3 INTERIOR SECTION". *Serial Number Label is put on bottom of Under Base. Refer to "2.4 FRONT PANEL SECTION". VSX-C501-S...
  • Page 9 DC Fan Motor AXM7025 Fan Plate ANG7462 FET Bracket A ANG7418 NSP 16 Heat Sink ANH7161 Screw BCZ40P060FNI Screw BBZ30P080FZK Screw PPZ30P100FZK Screw BBZ30P060FMC Screw BBZ30P300FZK Screw BBZ30P140FMC J1905 13P FFC/60V ADD7402 NSP 24 Label VRW1629 SP Terminal Label ARW7229 VSX-C501-S...

  • Page 10: Interior Section

    2.3 INTERIOR SECTION VSX-C501-S...
  • Page 11 AEC7458 Core Stay A ANG7447 Core Stay B ANG7448 Jack Stay ANG7450 Trans Frame ANG7446 NSP 26 Under Base ANA7151 PCB Support AEC7365 PCB Mold AMR2533 NSP 29 PC Support VEC1749 Foot REC-434 Screw BBZ30P060FMC Screw BCZ40P060FNI Screw BBZ30P180FMC VSX-C501-S...

  • Page 12: Front Panel Section

    2.4 FRONT PANEL SECTION Accessories of No. 4 ENCORDER ASSY VSX-C501-S...
  • Page 13 AWX8207 Front Panel 501SMY Assy AXG7192 NSP 6 Front Panel 501SMY AMB7841 NSP 7 Power Button S AAD7696 PIONEER Name Plate VAM1129 • • • • • • Insulator Ring AAK8091 Rubber Foot VEB1325 VOL Ring ABH7220 Volume Knob S Assy...

  • Page 14: Block Diagram And Schematic Diagram

    3.1 BLOCK DIAGRAM 3.1.1 AUDIO BLOCK FRONT IN ASSY (3/3) FM/AM TUNER MODULE FRONT IN ASSY (1/3) Q2104 SCART-1F ASSY (1/2) SCART-2F ASSY (1/2) KAWA ASSY 28 26 FRONT IN ASSY (2/3) 6 7 8 4 5 6 ASSY VSX-C501-S...
  • Page 15 AMP KAWA ASSY 6CH AMP ASSY AMP OUT ASSY MOTHER ASSY VSX-C501-S...

  • Page 16: Video And Power Supply Blocks

    3.1.2 VIDEO AND POWER SUPPLY BLOCKS SCART-2F ASSY (2/2) SCART-1F ASSY (2/2) FRONT IN ASSY (2/3) MOTHER ASSY VSX-C501-S...
  • Page 17 PRIMARY ASSY MOTHER ASSY SCART-1F ASSY D2113,D2117, D2118,D2120 12V ASSY VHVL ASSY 6CH AMP ASSY DSP ASSY MOTHER ASSY VSX-C501-S...

  • Page 18: Overall Wiring Diagram

    (AWX8169) SCART-1F ASSY (AWX8233) 12V ASSY (AWX8170) AC POWER CORD ADG1154 AC INLET ASSY VKP2116 1/5- MOTHER ASSY (AWX8203) PRIMARY ASSY (AWX8230) ATS7350 1/2- DSP ASSY (AWX8239) J4101 ADX7442 FRONT IN ASSY (AWX8246) FRONT ASSY (AWX8205) SW ASSY (AWX8206) VSX-C501-S...
  • Page 19 Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST". AMP KAWA ASSY AMP OUT ASSY (AWX8223) (AWX8229) DC FAN MOTOR AXM7025 6CH AMP ASSY (AWM7786) DSP KAWA ASSY (AWX8257) VHVL ASSY (AWX8234) D5V ASSY (AWX8224) ENCODER ASSY (AWX8207) VSX-C501-S...

  • Page 20: Fm/Am Tuner Module

    3.3 FM/AM TUNER MODULE FM/AM TUNER MODULE (AXQ7246) FM FRONT END (FM) (FM) (FM) (FM) (AM) (AM) (AM) MW RF TUNING BLOCK (FM) (AM) VSX-C501-S...
  • Page 21 : The power supply is shown with the marked box. (TX) : AUDIO SIGNAL ROUTE (TUNER) (AM) : AM SIGNAL ROUTE (FM) : FM SIGNAL ROUTE CN801 (AM) (TX) (FM) (TX) (TX) (TX) (FM) (FM) (TX) (AM) VSX-C501-S...

  • Page 22: Scart-1F Assy

    3.4 SCART-1F ASSY CN1263 CN2201 CN2202 VSX-C501-S...
  • Page 23 CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. : AUDIO SIGNAL ROUTE (DIGITAL) REPLACE ONLY WITH SAME TYPE NO. 49102.5 FOR IC2101 AND IC2102 : VIDEO SIGNAL ROUTE (COMPOSITE) MFD, BY LITTELFUSE INC. : VIDEO SIGNAL ROUTE (RGB: R) VSX-C501-S...

  • Page 24: Scart-2F Assy

    3.5 SCART-2F ASSY CN2102 CN2103 RGB VIDEO FUNCTION VSX-C501-S...
  • Page 25 CN552 SCART-2F ASSY (AWX8169) VIDEO POWER SUPPLY CN9001 BLANKING & STATUS SELECT : The power supply is shown with the marked box. : VIDEO SIGNAL ROUTE (COMPOSITE) : VIDEO SIGNAL ROUTE (RGB: R) VSX-C501-S...

  • Page 26: Mother Assy (1/5)

    3.6 MOTHER ASSY (1/5) CN201 SOME FUNCTION IS ON : 0V ALL FUNCTION IS OFF : 5V CN2204 : The power supply is shown with the marked box. CN551 VSX-C501-S...
  • Page 27 CN4203 MOTHER ASSY (AWX8203) DC DETECT: 3-4V OVERLOAD DETECT: 2-3V Short-circuit Fan and Power supply circuit: less than 2V (VH/VL) CN8012 VSX-C501-S...

  • Page 28: Mother Assy (2/5) And Dsp Kawa Assy

    3.7 MOTHER ASSY (2/5) and DSP KAWA ASSY NORMAL : 0V OVERLOAD : 5V IATT ON : +12V OFF : -12V INPUT ATT A/D OVERLOAD DETECT DSP KAWA ASSY (AWX8257) CN8017 CN8003 CN8007 VSX-C501-S...
  • Page 29 MOTHER ASSY (AWX8203) : AUDIO SIGNAL ROUTE (ANALOG) LOW PASS FILTER : AUDIO SIGNAL ROUTE (DIGITAL) For SP CONFIG. MIX AMP : The power supply is shown with the marked box. VSX-C501-S...

  • Page 30: Mother Assy (3/5)

    3.8 MOTHER ASSY (3/5) MOTHER ASSY (AWX8203) VSX-C501-S...
  • Page 31 : AUDIO SIGNAL ROUTE (ANALOG) VSX-C501-S...

  • Page 32: Mother Assy (4/5)

    3.9 MOTHER ASSY (4/5) MOTHER ASSY (AWX8203) VSX-C501-S...
  • Page 33 : AUDIO SIGNAL ROUTE (ANALOG) (HP) : AUDIO SIGNAL ROUTE (HP OUT) 15dB ATT (HP) VOLUME -∞ to -15dB : 5V -14dB to 0dB : -12V MUTE ON : +3V OFF : -12V : The power supply is shown with the marked box. VSX-C501-S...

  • Page 34: Mother Assy (5/5)

    NO. 491004 FOR IC203 MFD, BY LITTELFUSE INC. CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE ONLY WITH SAME TYPE NO. 491.630 FOR IC206 MFD, BY LITTELFUSE INC. : The power supply is shown with the marked box. VSX-C501-S...
  • Page 35 J6001 CN4201 VSX-C501-S...

  • Page 36: Dsp Assy (1/2)

    3.11 DSP ASSY (1/2) VSX-C501-S...
  • Page 37 DSP ASSY (AWX8239) CN1811 : The power supply is shown with the marked box. VSX-C501-S...

  • Page 38: Dsp Assy (2/2)

    3.12 DSP ASSY (2/2) CN9005 VSX-C501-S...
  • Page 39 : The power supply is shown with the marked box. DSP ASSY (AWX8239) VSX-C501-S...

  • Page 40: Front In And Amp Kawa Assys

    3.13 FRONT IN and AMP KAWA ASSYS FRONT IN ASSY (AWX8246) : 0V CN1204 No HP : 5V (HP) ADX7442 (HP) (HP) : AUDIO SIGNAL ROUTE (HP OUT) VSX-C501-S...
  • Page 41 CN203 CN1501 : AUDIO SIGNAL ROUTE (ANALOG) : The power supply is shown with the marked box. CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE ONLY WITH SAME TYPE NO. 491007 FOR IC4701 MFD, BY LITTELFUSE INC. VSX-C501-S...

  • Page 42: 6Ch Amp Assy

    3.14 6CH AMP ASSY CN3651 to FAN Motor CN3001 (FL) (SB) (SL) CN3002 VSX-C501-S...
  • Page 43 : FL ch AUDIO SIGNAL ROUTE (SL) : SL ch AUDIO SIGNAL ROUTE : The power supply is shown with the marked box. : C ch AUDIO SIGNAL ROUTE (SB) : Refer to "7. 1. 4 Circuit Description". : SB ch AUDIO SIGNAL ROUTE VSX-C501-S...

  • Page 44: Amp Out Assy

    3.15 AMP OUT ASSY AMP OUT ASSY (AWX8229) (HP) CN252 (HP) (HP) : AUDIO SIGNAL ROUTE (ANALOG) (HP) : AUDIO SIGNAL ROUTE (HP OUT) : The power supply is shown with the marked box. VSX-C501-S...
  • Page 45 VSX-C501-S...

  • Page 46: Encoder, Front And 1P-Sw Assys

    3.16 ENCODER, FRONT and 1P-SW ASSYS ENCODER ASSY (AWX8207) FRONT ASSY (AWX8205) ENCODER ASSY S4451 : INPUT SELECTOR S4452 : MASTER VOLUME Display Microcomputer VSX-C501-S...
  • Page 47 POWER SW ASSY S4501 : STANDBY/ON LED1 LED2 LED3 LED4 LED5 LED6 LED7 LED8 DOLBY SOUND DOLBY NEO6 ADVANCED PHONES PROLOGIC MODE DIRECT DIGITAL SW-ON : 0V OTHERS : 5V : The power supply is shown with the marked box. VSX-C501-S...

  • Page 48: Primary, D5V, 12V And Vhvl Assys

    3.17 PRIMARY, D5V, 12V and VHVL ASSYS T1 POWER TRANSFORMER ATS7350 CN202 CN2108 CN203 D5V ASSY (AWX8224) 12V ASSY (AWX8170) VSX-C501-S...
  • Page 49 PRIMARY ASSY (AWX8230) B2P3-VH NEUTRAL LIVE AC IN VHVL ASSY (AWX8234) • NOTE FOR FUSE REPLACEMENT FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. CAUTION - REPLACE WITH SAME TYPE AND RATINGS ONLY. VSX-C501-S...

  • Page 50: Pcb Connection Diagram

    Symbol In PCB Symbol In Schematic Part Name Diagrams Diagrams C E B Capacitor Connector Transistor B C E SIDE A Transistor with resistor B C E Field effect SIDE B P.C.Board Chip Part transistor Resistor array 3-terminal regulator VSX-C501-S...

  • Page 51: Fm/Am Tuner Module

    Printed T-meter Side C211 IC201 CPSC-BS1 94V-0 R221 W107 +10V W108 CN201 W103 BLACK (ANP7458-A) CN201 IC201 Q202 IC202 CN801 SIDE B SIDE B FM/AM TUNER MODULE CN201 CN201 IC201 IC202 (ANP7458-A) Q602 Q201 IC201 Q601 IC202 Q203 Q204 VSX-C501-S...

  • Page 52: Scart-1F And 12V Assys

    4.2 SCART-1F and 12V ASSYS SIDE A CN2201 SCART-1F ASSY CN2102 JA2104 JA2105 D.C. C2113 F.C. CN2102 W648 W655 49102.5 CN2108 C2170 R2147 C2168 C2169 W612 W613 J620 12V ASSY CN2106 C603 W602 CN2106 C604 CN1262 IC2102 IC2103 (ANP7451-B) IC601 IC602 VSX-C501-S...
  • Page 53 VIDEOoutR GNDA TVinR GNDA VIDEOinR GNDA VIDEOinL C2156 GNDA TVinL W647 GNDA C2131 VIDEOoutL CN1207 PYKC F4 W637 C2130 W625 AWX8168- -U W624 AWX8233- -U W623 W638 C2160 W611 CN2106 C2163 W610 C2161 CN2104 SCART-1F ASS'Y (ANP7451-B) CN2104 CN1263 VSX-C501-S...
  • Page 54 C2108 C2107 C2106 R2142 L2101 R2140 Q2104 IC2104 C2110 D2129 R2106 C2124 R2182 R2181 R2124 CN2106 AWX8168- -U AWX8233- -U CN2104 0 1 2 3 4 5 6 7 8 9 0 1 2 3 R2185 R2186 CN2104 CN2106 VSX-C501-S...
  • Page 55 SIDE B CN2102 C2178 C2172 C2177 C2174 R2114 CN2102 IC2104 D2127 12V ASSY CN2106 L2102 L2103 (ANP7451-B) CN2106 (ANP7451-B) VSX-C501-S...

  • Page 56: Scart-2F Assy

    4.3 SCART-2F ASSY SIDE A SCART-2F ASSY JA2203 JA2204 JA2201 VIDEO C2211 W711 W717 W710 W720 CN2103 CN2201 W741 W742 CN2204 W786 CN2204 CN9001 VSX-C501-S...
  • Page 57 SIDE A Q2203 Q2204 JA2201 JA2202 J2201 W710 PYKC F4 W701 SCART-2F ASS'Y W709 AWX8169- -U J2201 CN2102 CN2201 W724 CN552 W725 W751 W747 W749 W748 W786 (ANP7451-B) VSX-C501-S...
  • Page 58 SIDE B Q2201 Q2207 SCART-2F ASSY R2219 C2201 C2216 Q2207 C2254 J2201 C2202 C2206 C2205 C2204 R2253 C2217 C2218 C2221 PYKC F4 R2213 J2201 CN2201 C2231 D2219 D2221 R2225 D2220 D2239 VSX-C501-S...
  • Page 59 C2206 C2205 R2241 C2204 R2215 GREEN IC2202 BLUE IC2201 BLANKING status DVRoutR TVinR DVRinR CN2201 DVRinL C2227 C2226 TVinL DVRoutL R2208 R2221 R2222 C2230 C2231 D2219 D2240 IC2205 R2225 D2216 R2224 D2220 R2267 Q2202 CN2204 D2239 R2260 (ANP7451-B) CN2204 VSX-C501-S...

  • Page 60: Mother, Dsp Kawa And D5V Assys

    CN4701 CN1207 J2101 CN2104 Q1301 IC206 IC203 IC205 IC4651 Q1501 Q1502 Q1505 Q1506 Q1510 IC1302 IC210 IC9002 Q1264 IC1501 IC1502 IC1503 IC1504 IC1304 IC1303 Q1102 Q1503 Q1504 Q1508 Q1511 Q1513 IC1241 IC1301 Q1263 Q1101 IC1221 Q1507 Q1514 Q1266 Q1265 VSX-C501-S...
  • Page 61 SL O C1269 SW O C1161 CN201 SB O CN801 (ANP7452-A) CN551 CN2106 CN1262 KN1201 (ANP7452-A) CN1263 CN9001 CN2204 2104 IC9001 Q1264 Q9009 Q9008 Q9011 Q9010 Q1104 Q1103 Q1102 Q9003 IC1101-IC1104 Q1263 Q1101 IC1105 Q9006 Q9007 Q1266 Q1265 IC1261 Q9005 VSX-C501-S...
  • Page 62 SB O GNDC FR O VCOMG FL O CN801 SR O GNDC SL O SW O R1263 C1262 R808 C1261 R1264 R1262 SB O R1286 (ANP7452-A) CN9001 CN1262 CN1263 CN1262 CN9001 CN1263 Q4651 Q4652 Q801 Q9004 Q9001 Q1262 Q1261 VSX-C501-S...
  • Page 63 MENT DES FUSIBLES IC206 N'UTILISER QUE LA REFERENCE 491.630 DE CHEZ LITTELFUSE INC.. C1365 C1364 R1234 R1233 R1230 C9000 R1529 R1242 R1531 R1226 C1215 R1223 C1214 CN1501 R1197 C1185 (ANP7452-A) R1193 CN1501 D1211 C1212 CN1207 R1263 C1261 1263 Q4653 Q1512 VSX-C501-S...

  • Page 64: Dsp Assy

    4.5 DSP ASSY SIDE A SIDE A DSP ASSY CN1811 IC8201 CN1264 Q8504 IC8702 IC8301 Q8341 CN1814 IC8701 Q8501 IC8501 CN9005 IC8502 IC8603 IC8601 (ANP7465-A) VSX-C501-S...
  • Page 65 C8544 R8523 C8520 R8309 C8518 C8542 R8310 C8521 R8311 C8540 R8528 R8312 R8313 R8529 R8314 C8539 R8326 C8538 C8529 C8534 C8535 R8537 L8502 R8603 L8602 C8531 R8801 R8812 R8811 R8813 R8602 C8014 IC8602 C8013 C8606 C8605 C8608 C8607 (ANP7465-A) VSX-C501-S...

  • Page 66: Front In Assy

    NO. 491010 IC201 ,IC202 MFD. BY LITTEL FUSE INC. (ANP7455-A) CN4102 IC4602 CN1204 SIDE B SIDE B FRONT IN ASSY CN4102 C4167 IC4601 C4168 C4166 C4165 D4101 C4606 D4102 C4118 R4608 R4607 R4604 C4605 C4117 C4102 (ANP7455-A) Q4604 IC4601 VSX-C501-S...

  • Page 67: Amp Kawa Assy

    CN4701 CN4705 CN4706 ATTENTION EN CAS DE REMPLACEMENT FUSIBLES IC4701 N'UTILISER QUE LA REFERENCE 491007 DE CHEZ LITTELFUSE SLOUT SLOUT INC. SROUT SROUT COUT COUT SBOUT SBOUT GNDS FLOUT FLOUT GNDP PYKC F4 GNDP FROUT FROUT (ANP7451-B) CN4703 J4702 VSX-C501-S...

  • Page 68: 6Ch Amp Assy

    W151 IC3301 W179 R3322 D3324 D3326 D3393 R3328 R3318 W180 D3328 D3322 Q3383 W181 R3320 W182 GNDP C3308 R3387 C3508 D3394 R3518 C3324 W200 R3520 Q3384 W201 D3387 W155 FROUT D3385 R3388 D3386 W156 W203 D3388 W157 (ANP7459-A) CN3651 VSX-C501-S...
  • Page 69 R3534 R3389 R3540 Q3534 R3510 SWOUT Q3534 Q3532 C3504 SWOUT C3506 R3512 GNDS C3510 FLOUT D3582 R3506 FLOUT D3544 R3538 GNDP R3544 GNDP Q3381 FROUT Q3381 FROUT R3592 R3532 R3381 FROUT R3390 R3382 Q3382 Q3382 FAN SIDE (ANP7459-A) CN3651 VSX-C501-S...

  • Page 70: Amp Out Assy

    R364 R304 FR OUT FR OUT FL OUT FL OUT GNDS C OUT R323 C OUT SR OUT SR OUT SL OUT SL OUT CN4703 SB OUT SB OUT GNDF GNDF V+15 R346 R358 PYKC F4X (ANP7455-A) CN301 CN9010 VSX-C501-S...
  • Page 71 SIDE B SIDE B AMP OUT ASSY C304 Q302 Q301 R305 C316 Q305 Q304 R321 Q313 Q317 Q309 Q310 Q312 (ANP7455-A) CN301 VSX-C501-S...

  • Page 72: Encoder, Front And 1P-Sw Assys

    4.10 ENCODER, FRONT and 1P-SW ASSYS SIDE A CN9006 FRONT ASSY CN4203 CONTACT SIDE D4205 D4203 D4204 D4206 CN4203 AWX8199 AWX8173 AWX8205 AWX8214 X4201 AWX8202 AWX8196 AWX8211 AWX8217 4202 FRONT ASS'Y 4501 4501 J4201A POWER SW ASS'Y AWX8174 AWX8206 HCMK-P3X (ANP7453-C) 1P-SW ASSY VSX-C501-S...
  • Page 73 SIDE A CN207 CN4201 CONTACT SIDE D4210 D4209 D4206 D4207 D4208 CN4201 AWX8214 AWX8217 C4218 4201 L4201 V4301 HCMK-P3X (ANP7453-C) 4401 ENCODER ASS'Y HCMK-P3X AWX8175 S4402 ENCODER ASSY (ANP7453-C) VSX-C501-S...
  • Page 74 R4216 R4224 R4215 R4203 C4215 C4216 R4241 R4214 FENCA FENCB R4213 GNDU R4212 VENCB VENCA R4243 R4211 R4244 HCMK-P3X C4217 IC4201 Q4208 Q4206 4401 HCMK-P3X R4404 R4403 C4401 C4404 R4402 C4405 R4401 C4406 ENCORDER ASSY AWX8175 (ANP7453-C) ENCODER ASSY VSX-C501-S...
  • Page 75 C4221 R4218 R4231 R4230 C4229 R4229 D4211 Q4201 R4210 R4216 R4215 Q4202 Q4211 Q4210 AWX8196 AWX8173 AWX8202 AWX8199 AWX8205 AWX8211 AWX8214 FRONT ASSY AWX8217 (ANP7453-C) Q4204 Q4203 Q4210 Q4202 Q4201 4501 POWER SW ASSY AWX8174 AWX8206 (ANP7453-C) 1P-SW ASSY VSX-C501-S...

  • Page 76: Primary Assy

    PRIMARY ASSY CN502 CN501 LIVE NEUTRAL CN502 PRIMARY C502 J2201 SECONDARY TVMUTE C556 T501 CN551 (ANP7451-B) J9002 SIDE B SIDE B PRIMARY ASSY CN551 D557 PRIMARY ASS'Y AWX8166- -U AWX8230- -U Q551 Q552 Q553 Q554 CN502 (ANP7451-B) CN502 CN501 VSX-C501-S...

  • Page 77: Vhvl Assy

    IC201 491010 J301 IC201 W204 2.GND 1.ACB GNDP IC202 6.VL+ W202 VHVL ASS'Y AWX8234- -U BOND PYKC F4 AWX8237- -U W201 (ANP7451-B) CN201 CN206 T1 PT J4702 SIDE B SIDE B VHVL ASSY CN206 CN201 PYKC F4 CN252 (ANP7451-B) VSX-C501-S...

  • Page 78: Pcb Parts List

    MTZJ5.1C CN201 13P FFC CONNECTOR 52044-1345 D101 UDZS6.8B BN201 2P TERMINAL WITH PAL AKA7002 SHIELD CASE T(MTL) ANK7072 COILS AND FILTERS SHIELD CASE B(MTL) ANK7073 L201 FM DETECTOR COIL ATE7003 X201 CRYSTAL RESONATOR ASS1093 F202 CERAMIC FILTER ATF-107 (7.2MHz) VSX-C501-S...
  • Page 79 BD3814FV J620 JUMPER WIRE 5P D20PYY0510E IC4651 BU1924F JA2101,JA2102 OPT. LINK IN GP1FA513RZ JA2103 1P PINJACK VKB1077 IC1261 NJM2100M JA2106 4P PINJACK VKB1126 IC210 NJM78L05A JA2104,JA2105 RGB CONNECTOR VKB1157 IC1271 NJM78M05FA IC205 NJM78M56FA CN2104,CN2106 19P CONNECTOR VKN1775 IC1211 NJU7313AM VSX-C501-S...
  • Page 80 X9001 CERAMIC RESONATOR ASS7032 C4652 CEAT2R2M50 (15.7 MHz) C1253,C1254 CEAT331M10 C212 CEAT331M50 C209 CEAT332M16 DSP KAWA ASSY C220 CEAT470M16 CAPACITORS C213 CEAT471M35 C1802 CCSRCH101J50 C9013 CEAT471M6R3 C1267,C1268 CEAT100M50 C1263,C1264 CEAT4R7M50 C1101,C1102,C1121,C1122 CEAT2R2M50 C1503,C1504,C1523,C1524 CEJQ220M35 C1141,C1142,C1161 CEAT2R2M50 C1543,C1544,C1562 CEJQ220M35 C1801 CEAT331M16 VSX-C501-S...
  • Page 81 IC4701 PROTECTOR(7A) AEK7021 C8009,C8405,C8418,C8517,C8554 CKSRYB103K50 C8010,C8202,C8207,C8213,C8215 CKSRYB104K16 OTHERS C8407,C8420,C8422,C8504,C8513 CKSRYB104K16 CN4701 17P FFC CONNECTOR 52045-1745 J4702 LEAD WITH HOUSING ADX7424 C8521,C8523,C8525,C8527,C8529 CKSRYB104K16 CN4703 19P SOCKET AKP7073 C8531,C8533,C8535,C8537,C8538 CKSRYB104K16 CN4705,CN4706 23P SOCKET AKP7178 C8540,C8542,C8544,C8550,C8553 CKSRYB104K16 4701,4702 PCB BINDER VEF1040 C8601,C8604,C8605,C8608,C8609 CKSRYB104K16 VSX-C501-S...
  • Page 82 > R309, R310, R329, R330 RD1/2LMF101J C3303,C3304,C3403,C3404 CKSRYB102K50 > R351, R352 RD1/2LMF101J C3503,C3504 CKSRYB102K50 R358 RD1/2VM103J CKSRYB473K50 > R311, R312, R317–R320 RS1/10S150J RESISTORS > R331, R332, R336–R341 RS1/10S150J R3317-R3320,R3417-R3420 ACN7122 > R353, R354, R398, R399 RS1/10S150J R3517-R3520 (0.22/2W) ACN7122 VSX-C501-S...
  • Page 83 C6001 CEHAT331M16 V4301 FL TUBE AAV7093 C6002 CKSRYB473K50 J4201 JUMPER WIRE 3P D20PYY0310E OTHERS J4202 JUMPER WIRE 5P D20PYY0515E J6001 CONNECTOR ASSY PF03PG-D10 4201 REMOTE RECEIVER UNIT SPS-442-E1 4301 FL HOLDER VNF1122 X4201 CERAMIC RESONATOR(5MHz) VSS1142 12V ASSY SEMICONDUCTORS VSX-C501-S...
  • Page 84 D320, D321 1SS355 > D201, D202 D5SBA20 CAPACITORS C203 (1/100V) ACH1237 C207, C208 (5600/35V) ACH7176 C204, C205 (2700/63V) ACH7177 C332 CEAT2R2M50 RESISTORS R362 RD1/2VM332J > R202 RD1/4MUF100J OTHERS CN252 2P-VH CONNECTOR B2P-VH CN201 5P-VH CONNECTOR B5P-VH CN206 6P-VH CONNECTOR B6P-VH VSX-C501-S...

  • Page 85: Adjustment

    Pin 21 and Pin 23 of IC201 (Test point Vtm) Adjustment gets within 0 ± 50mV. PRODUCT MPX SG FM SG Voltmeter FM75Ω antenna terminal Fig.1 Adjustment Wiring Diagram FM/AM TUNER MODULE L201 IC201 pin 21 pin 23 SIDE B Fig.2 Adjustment Point VSX-C501-S...

  • Page 86: General Information

    Note : Test mode of No. 1-11 is Preset ID 150. Select are returned to those immediately before Microphone Input Test mode of No. 12-15 is Preset ID 156. Check mode was entered, then Microphone Input Check mode is VSX-C501-S...

  • Page 87: Protection Circuit

    Fan stop XPROTECT port (A/D) Detection method 0.4 Vdd or less Detection start time 1.0 sec after Mute: On Process Speaker Relay: Off Shifting to STBY Display No display Recovery Hold the STANDBY key pressed for 10 sec. Remarks VSX-C501-S...

  • Page 88: Specifications Of Speaker Detection

    5 Detection circuit for the center speaker Check signal from microcomputer Detection of the center speaker 10 kΩ Detection signal to microcomputer 47 kΩ mute Mute About 8Ω Satellite speakers may be connected. POWER AMP (IC3301) VSX-C501-S...

  • Page 89: Circuit Description

    → The microcomputer detects the XPROTECT level and shuts the power to the unit off. (3) When VD+5 is short-circuited The level of the XPROTECT line becomes low. The microcomputer detects the XPROTECT level and shuts the power to the unit off. VSX-C501-S...

  • Page 90: Troubleshooting

    • Check power voltage of IC1501-1503. Check Pins 15 and 17-21 • Check AMUTE. of CN3002. Check Pins 3, 7, 10, 14, • Check power voltage and periphery of IC3301 and IC3401. 18, 22 of CN3001. Check SP OUT. VSX-C501-S...
  • Page 91 (even if you push Power Switch Key) • Pull out the Power Cord from the outlet. • Short-circuits C9003 (MOTHER ASSY) for a moment, and discharge an electric charge. • Turn on the power (Plug in the Power Cord to the outlet.) VSX-C501-S...

  • Page 92: Timing Chart

    7.1.6 Timing Chart VSX-C501-S...
  • Page 93 (IC1211 : NJU7313AM) VIDEO system mute (IC2205 : NJM2296) mute TUNER (IC202 : LC72131) E-VOLUME mute (IC1221 : BD3814FV) (IC8501 : DSPD56367PV150) DIR/CODEC (IC8201 : AK4114VQ / IC8401 : AK4628VQ) SPEAKER relay (port) OVERLOAD DETECT AMP ERROR DETECT FAN ERROR DETECT VSX-C501-S...
  • Page 94 VSX-C501-S...
  • Page 95 VSX-C501-S...

  • Page 96: Parts

    P33/A11 MVRATT P77/TA3IN P34/A12 RY-AC P76/TA3OUT P35/A13 HP DET P75/TA2IN/W P36/A14 RY_SP 1394 RST P74/TA2OUT/W P37/A15 RY_HP P40/A16 1394 CS P73/CTS2/RTS2/TA1IN/V MCACC P41/A17 1394 CK P72/CLK2/TA1OUT/V AMUTE P71/RxD2/SCL 1394 DO P42/A18 GAIN_SEL /TA0IN/TB5IN 1394 DI P70/TXD2/SDA P43/A19 IATT /TA0OUT VSX-C501-S...
  • Page 97 Data input signal for communication with DIR/DAC P50/WRL/WR DIR CS Chip select signal for communication with DIR/DAC P47/CS3 DIR codec over flag P46/CS2 DIR CDC RST Reset signal for DIR codec P45/CS1 DIR ERR Lock/unlock signal P44/CS0 XTL0 DIR X'tal change VSX-C501-S...
  • Page 98 P103/AN3 "L" fixed P102/AN2 SIMUKE1 lnput 1 to switch region P101/AN1 XPROTECT Ptotection circuit detect for amp. module AVSS AVSS Connect to VSS P100/AN0 "L" fixed VREF VREF Connect to VCC AVcc AVCC Connect to VCC P97/ADTRG/SIN4 "L" fixed VSX-C501-S...
  • Page 99 P20/SCK3 C-MOS P-CH FIP31/P37 LED8 DISP EN P00/INTP0 C-MOS P-CH FIP32/P40 NC(PD)(MULTIROOM SRIN) P01/INTP1 C-MOS P-CH FIP33/P41 LED7 SR IN P02/T1 C-MOS P-CH FIP34/P42 LED6 AVSS P-CH FIP35/P43 LED5 ANI3 COPM P-CH FIP36/P44 LED4 LED3 ANI2 COMP P-CH FIP37/P45 VSX-C501-S...
  • Page 100 P56/FIP46 TEST Test mode input for checker P55/FIP45 AV DIRECT Status signal input of SCART (DVD, STB, DVR) P54/FIP44 P53/FIP43 P52/FIP42 1W WUP Output wakeup signal to main u-com P51/FIP41 P50/FIP40 P47/FIP39 LED1 LED output P46/FIP38 LED2 LED output VSX-C501-S...
  • Page 101 Display FIP18 Display FIP17 Display FIP16 Display FIP15 Display FIP14 Display FIP13 Display FIP12 Display FIP11 Display FIP10 Display FIP9 Display FIP8 Display FIP7 Display FIP6 Display FIP5 Display FIP4 Display FIP3 Display FIP2 Display FIP1 Display FIP0 Display VSX-C501-S...
  • Page 102 • Video Signal Switcher for VTR, TV Block Diagram VOUT MUTE 75Ω CTLA LOGIC CTLB Pin Function Pin Name Function Signal input CTLA Control input CTLB Control input Signal input − Ground Signal input − Power supply VOUT Signal output VSX-C501-S...

  • Page 103: Display

    7.2.2 DISPLAY AAV7093 (FRONT ASSY : V4301) • FL Display Pin Assignment Grid Assignment Segment Designation Pin Connection VSX-C501-S...

  • Page 104: Cleaning

    Anode Connection 7.3 CLEANING 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 VSX-C501-S...

  • Page 105: Panel Facilities

    Lights when phones surround mode is active. SOUND MODE indicator Lights when one of the Sound Modes is active. Remote control sensor INPUT SELECTOR knob Turn to cycle through the various inputs. The current input is shown in the front panel display. VSX-C501-S...
  • Page 106 Lights when the Virtual Surround Back effect is on. OVER indicator Lights when the input signal is too high, risking distortion. Use the input attenuator to reduce the level. Tuner indicators STEREO Lights when listening to a stereo FM broadcast in auto/stereo mode. VSX-C501-S...
  • Page 107 CONTROL IN jack / CONTROL OUT jack The table on the following page shows the input and Use to link Pioneer components together to enable all output video formats available for each AV connector. components in the chain to use just one remote control sensor.
  • Page 108 STB input). AUDIO IN (5.1CH) jacks Multichannel analog audio inputs, mainly for use with multichannel DVD-Audio discs, and some DVD-Video discs that do not allow multichannel digital output. AC IN Connect the supplied AC power cable. VSX-C501-S...
  • Page 109 Press to select the AUTO (default) sound for the current source (stereo, Dolby Digital, DTS, etc.) and switch off all other sound processing. RECEIVER STEREO Press to hear the current source in stereo. SURROUND Use to select a SURROUND mode for the current source. VSX-C501-S...
  • Page 110 Component Press to select the type of input signal for the current select button code (manufacturer) input (DVD, STB, DVR/TV and FRONT). DVD (Pioneer) 12 MASTER VOLUME Use to adjust the volume. STB (Pioneer) 13 MCACC SETUP DVR/TV DVD recorder...
  • Page 111 Surround Back: 0 dB Subwoofer: 0 dB AV Direct setting MANUAL Auto Input Select MANUAL setting SR+ mode Note • The default settings for the remote control to control other components can be found in Using the remote control with other components. VSX-C501-S...

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