Pioneer VSX-C402-S Service Manual
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Pioneer VSX-C402-S Service Manual

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AUDIO/VIDEO MULTI-CHANNEL RECEIVER
VSX-C402-S
VSX-C402-K
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
VSX-C402-S
MYXU
VSX-C402-K
MYXU
VSX-C402-S
NVXU
For details, refer to "Important symbols for good services".
STANDBY/ON
FRONT INPUT
DIGITAL IN
VIDEO
L
AUDIO
R
PHONES
Power Requirement
AC220-230V
AC220-230V
AC230V
VSX-C402
AUDIO/VIDEO MULTI-CHANNEL RECEIVER
MASTER
AV DIRECT
2
DIGITAL
DTS
STEREO
2
PRO LOGICII
ADVANCED
PHONES
SOUND MODE
INPUT SELECTOR
VOLUME
R
DOWN
UP
VSX-C402-S
ORDER NO.
RRV2919
Remarks

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Summary of Contents for Pioneer VSX-C402-S

  • Page 1 ADVANCED PHONES SOUND MODE INPUT SELECTOR VOLUME FRONT INPUT DIGITAL IN VIDEO AUDIO RRV2919 PHONES DOWN VSX-C402-S AUDIO/VIDEO MULTI-CHANNEL RECEIVER VSX-C402-S VSX-C402-K THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). Model Type Power Requirement Remarks VSX-C402-S MYXU AC220-230V...

  • 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-C402-S...

  • Page 4: Table Of Contents

    7.1.3 Specifications of Speaker Detection ....................87 7.1.4 Circuit Description..........................88 7.1.5 Troubleshooting ..........................89 7.1.6 DSP Trouble shooting......................... 90 7.1.7 Timing Chart............................95 7.2 PARTS..............................99 7.2.1 IC ............................... 99 7.2.2 DISPLAY ............................105 7.3 CLEANING............................. 106 8. PANEL FACILITIES ............................107 VSX-C402-S...

  • Page 5: Specifications

    "DTS" and "DTS Digital Surround" are trademarks of Digital Theater Systems, Inc. Accessories • Remote Control Unit • Power Cable (MYXU Type) (AXD7386) • AM loop antenna • FM wire antenna (ATB7009) (ADH7030) (ADG1154) • Dry Cell Battery (R6P, AA) • Power Cable (NVXU Type) (ADG1156) VSX-C402-S...

  • Page 6: Exploded Views And Parts List

    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-C402-S/MYXU and VSX-C402-K/MYXU Types Only VSX-C402-S/NVXU Type Only VSX-C402-S/NVXU Type Only...
  • Page 7 Packing Case See Contrast table(2) (Dutch, Spanish) NSP 9 Polyethylene Bag (A4x2) See Contrast table(2) (2) CONTRAST TABLE VSX-C402-S/MYXU, VSX-C402-K/MYXU and VSX-C402-S/NVXU are constructed the same except for the follow- ing: VSX-C402-S/ VSX-C402-K/ VSX-C402-S/ Mark No. Symbol and Description MYXU...

  • Page 8: Exterior Section

    2.2 EXTERIOR SECTION Refer to "2.3 INTERIOR SECTION". AMP OUT from J302 Refer to "2.4 FRONT PANEL SECTION". VSX-C402-S...
  • Page 9 ADD7462 > AC Inlet Assy VKP2116 Card Spacer AEC7214 DC Fan Motor AXM7025 (2) CONTRAST TABLE VSX-C402-S/MYXU, VSX-C402-K/MYXU and VSX-C402-S/NVXU are constructed the same except for the follow- ing: VSX-C402-S/ VSX-C402-K/ VSX-C402-S/ Mark No. Symbol and Description MYXU MYXU NVXU...

  • Page 10: Interior Section

    2.3 INTERIOR SECTION SB OUT to CN3001 VSX-C402-S...
  • Page 11 Core Stay B ANG7448 Jack Stay ANG7493 Trans Frame ANG7446 NSP 26 Under Base ANA7151 PCB Support AEC7365 PCB Mold AMR2533 NSP 29 PC Support VEC1749 Foot Assy REC-434 Screw BBZ30P060FTC Screw BCZ40P060FNI Screw BBZ30P180FTC J302 6P FFC/60V ADX7462 VSX-C402-S...

  • Page 12: Front Panel Section

    2.4 FRONT PANEL SECTION VSX-C402-S...
  • Page 13 AAK8192 Insulator Ring AAK8091 Screw PPZ30P080FTC Rubber Foot VEB1325 VOL Ring ABH7220 (2) CONTRAST TABLE VSX-C402-S/MYXU, VSX-C402-K/MYXU and VSX-C402-S/NVXU are constructed the same except for the follow- ing: VSX-C402-S/ VSX-C402-K/ VSX-C402-S/ Mark No. Symbol and Description MYXU MYXU NVXU 5 Front Panel 402SMY 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) SCART-1F ASSY (1/2) SCART-2F ASSY (1/2) KAWA ASSY 27 25 23 24 FRONT IN ASSY (2/3) 6 7 8 4 5 6 ASSY VSX-C402-S...
  • Page 15 AMP KAWA ASSY AMP OUT ASSY 6CH AMP ASSY MOTHER ASSY J302 ADX7462 CN3001 B6B-PH-K-S SP Rear SUR OUT ASSY VSX-C402-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-C402-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-C402-S...

  • Page 18: Overall Wiring Diagram

    (AWX8505) 12V ASSY (AWX8502) AC POWER CORD MYXU: ADG1154 NVXU: ADG1156 AC INLET ASSY VKP2116 1/5- MOTHER ASSY (AWX8424) PRIMARY ASSY (AWX8496) 1/2- DSP ASSY (AWX8241) J4601 ADX7442 FRONT IN ASSY (AWX8219) FRONT ASSY (AWX8173) POWER SW ASSY (AWX8174) VSX-C402-S...
  • Page 19 Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST". SUR OUT J302 ASSY ADX7462 (AWX8493) DC FAN MOTOR AMP OUT ASSY AXM7025 (AWX8420) 6CH AMP ASSY (AWM7786) DSP KAWA ASSY (AWX8167) VHVL ASSY (AWX8507) D5V ASSY (AWX8499) ENCODER ASSY (AWX8175) VSX-C402-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-C402-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-C402-S...

  • Page 22: Scart-1F Assy

    3.4 SCART-1F ASSY CN1263 SCART-1F ASSY (AWX8505) CN2201 CN2202 VSX-C402-S...
  • Page 23 : VIDEO SIGNAL ROUTE (COMPOSITE) : VIDEO SIGNAL ROUTE (RGB: R) T1 PT IC2104: ANALOG AUDIO FUNCTION CN1262 CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE ONLY WITH SAME TYPE NO. 49102.5 FOR IC2101 AND IC2102 MFD, BY LITTELFUSE INC. VSX-C402-S...

  • Page 24: Scart-2F Assy

    3.5 SCART-2F ASSY CN2102 CN2103 RGB VIDEO FUNCTION VSX-C402-S...
  • Page 25 CN552 SCART-2F ASSY (AWX8506) 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-C402-S...

  • Page 26: Mother Assy (1/5)

    3.6 MOTHER ASSY (1/5) CN201 SOME FUNCTION IS ON : 0V ALL FUNCTION IS ON : 5V CN2204 : The power supply is shown with the marked box. CN551 VSX-C402-S...
  • Page 27 MOTHER ASSY (AWX8424) DC DETECT: 3-4V DC DETECT: 3-4V OVERLOAD DETECT: 2-3V OVERLOAD DETECT: 2-3V Short-circuit Fan and Power Short-circuit Fan and Power supply circuit: less than 2V supply circuit: less than 2V (VH/VL) (VH/VL) PEG001A PEG001A CN8012 CN8012 VSX-C402-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 (AWX8167) CN8017 CN8003 CN8009 VSX-C402-S...
  • Page 29 MOTHER ASSY (AWX8424) : 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-C402-S...

  • Page 30: Mother Assy (3/5)

    3.8 MOTHER ASSY (3/5) MOTHER ASSY (AWX8424) VSX-C402-S...
  • Page 31 : AUDIO SIGNAL ROUTE (ANALOG) VSX-C402-S...

  • Page 32: Mother Assy (4/5)

    3.9 MOTHER ASSY (4/5) MOTHER ASSY (AWX8424) VSX-C402-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-C402-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-C402-S...
  • Page 35 J6001 CN4201 VSX-C402-S...

  • Page 36: Dsp Assy (1/2)

    3.11 DSP ASSY (1/2) VSX-C402-S...
  • Page 37 DSP ASSY (AWX8241) CN811 : The power supply is shown with the marked box. VSX-C402-S...

  • Page 38: Dsp Assy (2/2)

    3.12 DSP ASSY (2/2) CN9005 VSX-C402-S...
  • Page 39 DSP ASSY (AWX8241) VSX-C402-S...

  • Page 40: Front In, Sur Out And Amp Kawa Assys

    3.13 FRONT IN, SUR OUT and AMP KAWA ASSYS FRONT IN ASSY (AWX8219) : 0V No HP : 5V (HP) (HP) J4601 ADX7442 CN1204 (HP) : AUDIO SIGNAL ROUTE (HP OUT) SUR OUT ASSY (AWX8493) SP Rear J3002 VSX-C402-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-C402-S...

  • Page 42: 6Ch Amp Assy

    3.14 6CH AMP ASSY CN3651 to FAN Motor CN3001 (FL) (SW) (SL) Non Distortion Circuit CN3002 VSX-C402-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 (SW) : SW ch AUDIO SIGNAL ROUTE : Refer to "7. 1. 4 Circuit Description". VSX-C402-S...

  • Page 44: Amp Out Assy

    AMP OUT ASSY (AWX8420) (HP) CN252 (HP) OVERLOAD DETECT GNDS GNDS SPCONT1 SPCONT2 J302 ADX7462 (HP) SP DETECT DC DETECT : AUDIO SIGNAL ROUTE (ANALOG) (HP) : AUDIO SIGNAL ROUTE (HP OUT) : The power supply is shown with the marked box. VSX-C402-S...
  • Page 45 VSX-C402-S...

  • Page 46: Encoder, Front And Power Sw Assys

    3.16 ENCODER, FRONT and POWER SW ASSYS ENCODER ASSY (AWX8175) FRONT ASSY (AWX8173) J4401 DE010WE0 ENCODER ASSY S4401 : INPUT SELECTOR S4402 : MASTER VOLUME Display Microcomputer VSX-C402-S...
  • Page 47 POWER SW ASSY S4501 : STANDBY/ON LED1 LED2 LED3 LED4 LED5 LED6 LED7 LED8 DOLBY DOLBY SOUND STEREO ADVANCED PHONES DIRECT DIGITAL PROLOGIC MODE SW-ON : 0V OTHERS : 5V : The power supply is shown with the marked box. VSX-C402-S...

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

    3.17 PRIMARY, D5V, 12V and VHVL ASSYS T1 POWER TRANSFORMER ATS7346 CN202 CN2108 CN203 D5V ASSY (AWX8499) 12V ASSY (AWX8502) VSX-C402-S...
  • Page 49 PRIMARY ASSY (AWX8496) B2P3-VH NEUTRAL LIVE AC IN VHVL ASSY (AWX8507) • NOTE FOR FUSE REPLACEMENT FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. CAUTION - REPLACE WITH SAME TYPE AND RATINGS ONLY. VSX-C402-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-C402-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-C402-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-F) IC601 IC602 VSX-C402-S...
  • Page 53 STATUS GNDA VIDEOoutR GNDA TVinR GNDA VIDEOinR GNDA VIDEOinL C2156 GNDA TVinL W647 GNDA C2131 VIDEOoutL PYKC F4 W637 C2130 W625 AWX8505- /U W624 W623 W638 C2160 W611 CN2106 C2163 W610 C2161 CN2104 SCART-1F ASS'Y (ANP7451-F) CN2104 1262 CN1263 VSX-C402-S...
  • Page 54 C2108 C2107 C2106 R2142 L2101 R2140 Q2104 IC2104 C2110 D2129 R2106 C2124 R2182 R2181 R2124 CN2106 AWX8505- /U AWX8233- -U CN2104 0 1 2 3 4 5 6 7 8 9 0 1 2 3 R2185 R2186 CN2104 CN2106 VSX-C402-S...
  • Page 55 SIDE B CN2102 C2178 C2172 C2177 C2174 R2114 CN2102 IC2104 D2127 12V ASSY CN2106 L2102 L2103 (ANP7451-F) CN2106 (ANP7451-F) VSX-C402-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-C402-S...
  • Page 57 SIDE A Q2203 Q2204 JA2201 JA2202 J2201 W710 PYKC F4 W701 SCART-2F ASS'Y W709 AWX8506- /U J2201 CN2102 CN2201 W724 CN552 W725 W751 W747 W749 W748 W786 (ANP7451-F) VSX-C402-S...
  • Page 58 SIDE B Q2201 Q2207 SCART-2F ASSY R2219 C2201 C2216 Q2207 C2254 J2201 C2202 C2206 C2205 C2204 R2253 PYKC F4 C2217 C2218 C2221 R2213 J2201 CN2201 C2231 D2219 D2221 R2225 D2220 D2239 VSX-C402-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-F) CN2204 VSX-C402-S...

  • Page 60: Mother, Dsp Kawa And D5V Assys

    CN1501 CN1501 CN4701 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-C402-S...
  • Page 61 SL O C1269 SW O C1161 CN201 SB O CN801 (ANP7452-B) CN551 CN2106 CN1262 KN1201 (ANP7452-B) CN1263 CN9001 CN2204 N2104 IC9001 Q1264 Q9009 Q9008 Q9011 Q9010 Q1104 Q1103 Q1102 Q9003 IC1101-IC1104 Q1263 Q1101 IC1105 Q9006 Q9007 Q1266 Q1265 IC1261 Q9005 VSX-C402-S...

  • Page 62: Mother Assy

    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-B) CN9001 CN1262 CN1263 CN1262 CN9001 CN1263 Q4651 Q4652 Q801 Q9004 Q9001 Q1262 Q1261 VSX-C402-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-B) CN1501 R1193 D1211 C1212 R1263 C1261 N1263 N1263 Q4653 Q1512 VSX-C402-S...

  • Page 64: Dsp Assy

    4.5 DSP ASSY SIDE A SIDE A DSP ASSY CN1811 IC8201 CN1264 Q8504 IC8702 IC8301 Q8341 CN1813 IC8701 Q8501 IC8501 CN9005 IC8502 IC8603 IC8601 (ANP7465-A) VSX-C402-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-C402-S...

  • Page 66: Front In Assy

    J4602 FRONT IN ASS'Y HCMK-P3X CAUTION AWX8219 CN4102 C4108 REPLACE WITH SAME TYPE NO. KN4101 J4601 Production Code 491010 FOR IC201,IC202 MFD. BY LITTELFUSE INC. C4101 CN4102 (ANP7453-B) CN1204 SIDE B SIDE B FRONT IN ASSY CN4102 CN4102 (ANP7453-B) VSX-C402-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-F) CN4703 J4702 VSX-C402-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-C402-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 FROUT Q3381 R3592 R3532 R3381 FROUT R3390 R3382 Q3382 Q3382 FAN SIDE (ANP7459-A) CN3651 VSX-C402-S...

  • Page 70: Amp Out Assy

    4.9 AMP OUT ASSY SIDE A SIDE A AMP OUT ASSY JA301 W111 W134 CN252 W127 Q307 Q307 19.FROUT FROUT FLOUT FLOUT GNDS COUT R324 COUT SROUT SROUT SLOUT SLOUT CN4703 GNDREG GNDREG V+15 1.ACB (ANP7451-F) CN301 CN9010 VSX-C402-S...
  • Page 71 R307 Q314 D323 Q301 Q319 Q318 19.FROUT FROUT FLOUT FLOUT GNDS Q305 C325 COUT COUT SROUT SROUT SLOUT R325 SLOUT D313 Q309 GNDREG R344 GNDREG V+15 Q313 1.ACB R343 Q317 R350 Q310 R348 R347 Q312 R361 R360 (ANP7451-F) CN301 VSX-C402-S...

  • Page 72: Encoder, Front, Power Sw And Sur Out Assys

    CONTACT SIDE D4205 D4203 D4204 D4206 CN4203 AWX8199 AWX8173 AWX8205 AWX8214 X4201 AWX8202 AWX8196 AWX8211 AWX8217 4202 FRONT ASS'Y 4501 SUR OUT ASSY 4501 J4201A POWER SW ASS'Y CN3001 AWX8174 (ANP7508-A) AWX8206 HCMK-P3X J302 POWER SW ASSY L M R VSX-C402-S...
  • Page 73 SIDE A CN207 CN4201 CONTACT SIDE D4210 D4209 D4206 D4207 D4208 CN4201 AWX8214 AWX8217 C4218 4201 L4201 V4301 HCMK-P3X (ANP7453-B) 4401 ENCODER ASS'Y HCMK-P3X AWX8175 S4402 ENCODER ASSY (ANP7453-B) VSX-C402-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-B) ENCODER ASSY VSX-C402-S...
  • Page 75 Q4201 R4210 R4216 R4215 Q4202 Q4211 Q4210 AWX8196 AWX8173 AWX8202 AWX8199 AWX8205 AWX8211 AWX8214 FRONT ASSY AWX8217 (ANP7453-B) Q4204 Q4203 Q4210 Q4202 Q4201 4501 SUR OUT ASSY 4501 POWER SW ASSY CN3001 (ANP7508-A) AWX8174 AWX8206 (ANP7453-B) POWER SW ASSY VSX-C402-S...

  • Page 76: Primary Assy

    PRIMARY ASSY CN502 CN501 LIVE NEUTRAL CN502 PRIMARY C502 J2201 SECONDARY TVMUTE C556 T501 (ANP7451-F) CN551 J9002 SIDE B SIDE B PRIMARY ASSY CN551 D557 PRIMARY ASS'Y AWX8496- /U AWX8230- -U Q551 Q552 Q553 Q554 CN502 (ANP7451-F) CN502 CN501 VSX-C402-S...

  • Page 77: Vhvl Assy

    IC201 491010 J301 IC201 W204 2.GND 1.ACB GNDP IC202 6.VL+ W202 VHVL ASS'Y AWX8507- /U BOND PYKC F4 AWX8237- -U W201 (ANP7451-F) CN201 CN206 T1 PT J4702 SIDE B SIDE B VHVL ASSY CN206 CN201 PYKC F4 CN252 (ANP7451-F) VSX-C402-S...

  • Page 78: Pcb Parts List

    0 SHIELD CASE T(MTL) ANK7072 COILS AND FILTERS 0 SHIELD CASE B(MTL) ANK7073 L201 ATE7003 X201 CRYSTAL RESONATOR ASS1093 F202 ATF-107 (7.2MHz) F201 ATF-119 F601 ATF7025 FM FRONT END AXF7005 F203 ATF7026 AM RF TUNING BLOCK AXX7072 L602 LAU2R2J VSX-C402-S...
  • Page 79 Q4651 2SA1037K SEMICONDUCTORS Q801,Q9005-Q9007 2SC2412K IC2201-IC2203 BA7613F Q1261,Q1262,Q1301,Q1503,Q1504 2SC3326 IC2206 BU4052BCFV IC2205 NJM2296M Q1507,Q1508,Q1511,Q4653 2SC3326 IC2207 NJM4558MD Q1103,Q1104 2SK208 Q2204 2SA1515 Q1101,Q1263,Q1266,Q9004 DTA124EK Q9008-Q9010 DTA124EK Q2205 2SC4081 Q1102,Q1265 DTC124EK Q2203 2SC5174P Q2201 DTA124EUA Q1264,Q4652,Q9001 DTC143EK Q2202 DTC124EUA Q9011 DTC143TK VSX-C402-S...
  • Page 80 CKSRYB102K50 DSP ASSY C1146,C1185,C1186,C1199 CKSRYB103K50 SEMICONDUCTORS C1227,C1228,C1251,C1252,C1269 CKSRYB103K50 IC8201 AK4114VQ IC8401 AK4529VQ C802,C804,C9001,C9004,C9008 CKSRYB103K50 IC8501 DSPD56367PV150 C9021 CKSRYB103K50 IC8901 NJM2391DL1-33 C1266 CKSRYB104K16 IC8902 NJU7223DL1-18 C1187,C1188,C1237-C1240,C1271 CKSRYB104K25 C215,C216, C9023 CKSRYB104K25 IC8701 TC74LVX244FT IC8702 TC74VHCT244AFT C1272,C803,C805,C9006 CKSRYB105K10 IC8502 TC7WU04FU C1144 CKSRYB223K50 VSX-C402-S...
  • Page 81 VKN1414 > D3381,D3382,D3481,D3482 DAN217 > D3581,D3582 DAN217 D3389,D3390 MTZJ10C FRONT-IN ASSY > MTZJ15C CAPACITORS D3393,D3394 MTZJ18B/C > C4103,C4104 CCSRCH101J50 MTZJ18C C4107,C4111,C4122 CCSRCH471J50 D3385,D3386 MTZJ36A C4108 CEAL470M16 C4105,C4109,C4117,C4124 CKSRYB103K50 D105,D106,D3658 UDZS7.5B C4102,C4106,C4110,C4123 CKSRYB104K25 TH111 NCP18WF104J03RB C4112,C4113 CKSRYB223K50 CAPACITORS C4120,C4121 CKSRYF105Z10 VSX-C402-S...
  • Page 82 DAN202K D311-D314,D316,D317,D328 1SS355 D4207 SLR-343MC D322-D327 1SS355 D4204,D4205,D4208,D4209 SLR-343VC D319 DAN202K D4203,D4206,D4210 SLR-343YC D303,D310,D315 DAP202K COILS AND FILTERS D318 UDZS5.1B L4201 LFEA2R2J COILS AND FILTERS CAPACITORS L301,L302,L304-L306 ATH-059 C4203 CEJQ221M6R3 SWITCHES AND RELAYS C4205 CEJQ470M10 C4210-C4213,C4228 CKSRYB102K50 RY301-RY304 ASR7008 VSX-C402-S...
  • Page 83 C3004 CKSRYB104K25 RESISTORS R551 RD1/2VM270J RESISTORS Other Resistors RS1/16S###J All Resistors RS1/16S###J OTHERS OTHERS H501,H502 FUSE CLIP AKR7001 3003 MINI Jack AKN7003 CN552 2P CONNECTOR POST B2B-PH-K CN3001 KR CONNECTOR B6P-PH-K-S CN502 2P-VH CONNECTOR B2P3-VH 3001,3002 Screw Terminal VNE1948 VSX-C402-S...

  • Page 84: 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-C402-S...

  • Page 85: General Information

    Note : Test mode of No. 1-12 is Preset ID 150. For the FL (international) model only, when the code is received, Test mode of No. 13, 14 is Preset ID 156. 9K and 10K can be switched. When the code is first received, 10K is selected. VSX-C402-S...

  • Page 86: 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-C402-S...

  • Page 87: 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 (IC3401) VSX-C402-S...

  • Page 88: 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-C402-S...

  • Page 89: 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-C402-S...

  • Page 90: Dsp Trouble Shooting

    3V→5V conversion Replace IC8702. Is connector Insert it tightly. for pin 17 ? inserted tightly Pin 5 Do perform 3V→5V conversion Replace IC8702. for pin 15 ? Pin 7 Do perform 3V→5V conversion Replace IC8702. for pin 13 ? VSX-C402-S...
  • Page 91 Pin 16 Do perform Step 4 5V→3V conversion Replace IC8701. for pin 4 ? IC8701 Pin 18 Pin 3 Do perform Do perform 5V→3V conversion Replace IC8701. 5V→3V conversion Replace IC8701. for pin 2 ? for pin 17 ? VSX-C402-S...
  • Page 92 (pin 36) "H"? Note: X8201 oscillates only in analog input. LRCK (pin 24) Replace IC8201. outputting it? SDTO (pin 25) Replace IC8201. outputting it? BCK (pin 26) Replace IC8201. outputting it? IC8502-pin2 20MHz clock Replace IC8502 or X8501. outputting it? VSX-C402-S...
  • Page 93 Replace IC8401. Does a signal output Replace IC8501. Pin 25 Does a signal output Replace IC8401. Pin 26 Does a signal output Replace IC8401. Pin 27 Does a signal output Replace IC8401. Pin 28 Does a signal output Replace IC8401. VSX-C402-S...
  • Page 94 • DSP WIRING DIAGRAM VSX-C402-S...

  • Page 95: Timing Chart

    7.1.7 Timing Chart VSX-C402-S...
  • Page 96 (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-C402-S...
  • Page 97 VSX-C402-S...
  • Page 98 VSX-C402-S...

  • Page 99: Parts

    P33/A11 MVRATT P77/TA3IN P34/A12 RY-AC P76/TA3OUT P35/A13 HP DET P75/TA2IN/W P36/A14 RY_SP P37/A15 1394 RST P74/TA2OUT/W RY_HP 1394 CS P73/CTS2/RTS2/TA1IN/V P40/A16 MCACC 1394 CK P72/CLK2/TA1OUT/V P41/A17 AMUTE P71/RxD2/SCL P42/A18 GAIN_SEL 1394 DO /TA0IN/TB5IN P43/A19 IATT 1394 DI P70/TXD2/SDA /TA0OUT VSX-C402-S...
  • Page 100 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-C402-S...
  • Page 101 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-C402-S...
  • Page 102 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 ANI2 COMP P-CH FIP37/P45 LED3 VSX-C402-S...
  • Page 103 VOLUME JOG1(-) P60/FIP48 EN A VOLUME JOG1(+) P57/FIP47 P56/FIP46 TEST Test mode input for checker P55/FIP45 AV DIRECT 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-C402-S...
  • Page 104 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-C402-S...

  • Page 105: Display

    7.2.2 DISPLAY AAV7093 (FRONT ASSY : V4301) • FL Display Pin Assignment Grid Assignment Segment Designation Pin Connection VSX-C402-S...

  • Page 106: 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-C402-S...

  • Page 107: Panel Facilities

    2 channel (stereo) source. ADVANCED indicator Lights when one of the Advanced Surround modes is active. PHONES indicator Lights when phones surround mode is active. SOUND MODE indicator Lights when one of the Sound Modes is active. VSX-C402-S...
  • Page 108 TUNED Lights when tuned to a broadcast. MONO Lights when the tuner MPX mode is set to mono. Lights when listening to a station that is broadcasting RDS information. RF ATT Lights when the RF attenuator is switched on. VSX-C402-S...

  • Page 109: Remote Control

    D.ACCESS Switches the SR+ mode on/off. DVD recorder control buttons TIMER REC When set up, these buttons can be used to control a ENTER CLEAR Pioneer DVD recorder. Press to start recording. TV CONTROL SLEEP STOP REC INPUT CHANNEL VOLUME CHANNEL Press to stop recording.
  • Page 110 Functions printed in blue control the built-in tuner; other functions control other external equipment. 19 Number buttons Use for numerical input of track numbers, radio frequencies, and so on. 20 CHANNEL +/– Use to change channels on a satellite receiver, cable box, VCR or DVR. VSX-C402-S...

  • Page 111: Rear Panel

    Connect the supplied FM wire or an outdoor antenna if reception is bad. CONTROL IN jack / CONTROL OUT jack Use to connect to other Pioneer components. When storing optical cable, coil loosely. The cable may be damaged if bent around sharp corners.

  • Page 112: Installing The Receiver

    AV connector inputs to the AV connector outputs without the sound being output through the speakers connected to the receiver. This allows you to operate your other components as if they were connected directly to each other without the VSX-C402-S...

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