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 PIONEER CORPORATION 2006 T –...
Page 2 5.62k Ω → 562 × 10 → 5621 ............RN1/4PC 5 6 2 1 CONTRAST TABLE VSX-84TXSi/KUXJ/CA, VSX-84TXSi-S/KUXJC and VSX-74TXVi/KUXJ/CA are constructed the same except for the following : Part No. Ref. No. Mark Symbol and Description VSX-74TXVi VSX-84TXSi VSX-84TXSi-S...
Page 3 Part No. Ref. No. Mark Symbol and Description VSX-74TXVi VSX-84TXSi VSX-84TXSi-S Remarks /KUXJ/CA /KUXJ/CA /KUXJC CHASSIS SECTION P13-24 22P Flexible Cable (J52) ADD7517 Not used Not used P13-25 10P Flexible Cable (J53) ADD7518 Not used Not used P13-29 DSP Shield...
Page 4 AAK8308 AAK8308 AAK8311 P19-24 Panel Base AMB7900 AMB7900 AMB7907 P19-25 Front Panel ANB7375 XNB3007 XNB3008 P19-27 Pioneer Badge PAN1376 PAN1376 VAM1124 P19-28 STBY BTN Assy XAD3216 XAD3216 XAD3217 P19-30 Screw BBZ30P080FTB BBZ30P080FTB BBZ30P080FNI Notes : For PCB ASSEMBLIES, Refer to “CONTRAST OF PCB ASSEMBLIES”, “PCB PARTS LIST”, “2. SCHEMATIC DIAGRAM” and “3.
Page 5 CEAT102M6R3 CEAT100M50 * : Refer to the stby parts of “3.7 COMPOSIT V ASSY” on the service manual RRV3197. COMPONENT&VOL ASSY (VSX-84TXSi) XWQ3002 and AWQ7028 are constructed the same except for the following : Part No. Mark Symbol and Description...
Page 6 Symbol and Description Remarks AWX8622 XWZ4169 R2221, R2222 RS1/16S750J RS1/16S473J C2221 CEAT102M6R3 CEAT100M50 INTERFACE ASSY (VSX-84TXSi) XWZ4174 and AWX8651 are constructed the same except for the following : Part No. Mark Symbol and Description Remarks AWX8651 XWZ4174 Q4303 RT1N241C RT1N241C-12 L4311–L4318, L4320–L4324...
Page 7 RS1/16S103J RS1/16S103J R3375 Not used RS1/16S0R0J RS1/16S0R0J R3376 RS1/16S0R0J Not used Not used C3352 Not used CKSRYB153K50 CKSRYB153K50 * * : Refer to the stby parts of “3.30 VOLUME, DISPLAY and INPUT SELECT ASSYS” on the service manual RRV3197. VSX-84TXSi...
Page 8 Mark No. Description Part No. Mark No. Description Part No. IC 1202 (A,40,105) LOGIC IC SN74CBT3257CPW HDMI & 1394 ASSY (VSX-84TXSi) IC 1203 (B,59,105) EEPROM BR24L02FV-W IC 1204 (A,57,105) LOGIC IC SN74CBT3257CPW MISCELLANEOUS IC 1205 (B,31,108) IC TC7WBD125AFK > IC 1...
Page 9 R 139 (B,79,144) RS1/16SS472J 1302 (B,153,108) CHIP SOLID INDUCTOR ATL7002 1303 (A,152,108) CHIP SOLID INDUCTOR ATL7002 R 140 (B,36,145) RS1/16SS103J 1304 (A,159,108) CHIP SOLID INDUCTOR ATL7002 R 141 (B,34,145) RS1/16SS103J 1305 (A,161,111) CHIP SOLID INDUCTOR ATL7002 R 142 (B,63,118) RS1/16SS0R0J VSX-84TXSi...
Page 10 RS1/16SS101J R 401 (A,160,131) RS1/16SS680J R 253 (B,44,124) RS1/16SS101J R 402 (A,160,133) RESISTOR ARRAY RAB4CQ680J R 254 (A,46,120) RS1/16SS101J R 403 (A,154,138) RS1/16SS101J R 261 (A,92,138) RS1/16SS0R0J R 404 (B,149,134) RS1/16SS221J R 262 (A,92,137) RS1/16SS0R0J R 405 (B,149,133) RS1/16SS221J VSX-84TXSi...
Page 11 R 542 (A,59,97) RS1/16SS470J R 703 (A,151,35) RS1/16SS390J R 543 (A,59,95) RS1/16SS472J R 704 (A,133,37) RS1/16SS681J R 544 (A,59,94) RS1/16SS470J R 705 (A,134,36) RS1/16SS1501F R 546 (A,99,94) RS1/16SS101J R 706 (A,132,36) RS1/16SS1501F R 549 (A,99,98) RS1/16SS473J R 707 (A,130,36) RS1/16SS390J VSX-84TXSi...
Page 12 RS1/16SS471J R 1057 (A,65,27) RS1/16SS103J R 851 (B,70,63) RS1/16SS221J R 1058 (A,71,24) RS1/16SS2001F R 852 (B,72,63) RS1/16SS221J R 1059 (A,69,40) CHIP RESISTOR RS1/16SS1801F R 853 (B,58,86) RS1/16SS103J R 1061 (A,72,24) RS1/16SS0R0J R 855 (B,57,86) RS1/16SS104J R 1091 (A,97,27) RS1/10S0R0J VSX-84TXSi...
Page 13 R 1303 (B,135,96) RS1/16SS0R0J C 211 (A,31,118) CKSSYB102K50 R 1305 (B,131,78) RS1/16SS220J C 212 (B,37,124) CKSSYB104K10 R 1306 (B,131,77) RS1/16SS103J C 213 (B,35,124) CKSSYB102K50 R 1307 (B,131,76) RS1/16SS103J C 214 (A,39,120) CKSSYB104K10 R 1308 (B,126,77) RS1/16SS101J C 215 (B,42,120) CKSSYB102K50 VSX-84TXSi...
Page 14 C 410 (A,150,124) CKSSYB104K10 C 641 (B,154,30) CKSSYB102K50 C 411 (A,157,124) CKSSYB104K10 C 643 (B,151,33) CKSSYB103K16 C 412 (A,156,136) CKSSYB104K10 C 644 (A,157,38) CEVW101M16 C 415 (B,157,147) CKSSYB104K10 C 645 (A,161,39) CKSSYB104K10 C 416 (B,123,102) CKSSYB104K10 C 701 (B,133,37) CEVW101M16 VSX-84TXSi...
Page 15 C 827 (B,57,56) CKSSYB104K10 C 1154 (A,41,45) CKSSYB104K10 C 828 (B,60,58) CKSSYB104K10 C 1155 (A,38,52) CKSSYB104K10 C 829 (A,78,57) CKSSYB104K10 C 1156 (A,29,52) CKSSYB104K10 C 830 (B,68,63) CKSSYB103K16 C 1157 (A,28,49) CKSSYB104K10 C 831 (A,73,55) CKSSYB103K16 C 1158 (A,28,45) CKSSYB104K10 VSX-84TXSi...
Page 16 C 1360 (B,153,61) CKSSYB105K6R3 Q 781 (A,145,26) TRANSISTOR 2SA1576A Q 791 (A,139,26) TRANSISTOR 2SA1576A C 1361 (B,150,61) CKSSYB105K6R3 Q 801 (B,58,82) DUAL MOS FET HN1K02FU C 1362 (B,141,62) CKSSYB105K6R3 Q 901 (B,38,29) CHIP DIGITAL TRANS. DTA124EUA C 1363 (B,137,61) CKSSYB105K6R3 VSX-84TXSi...
Page 17 JA 1101 (A,14,103) HDMI CONNECTOR AKP7210 R 564 (B,89,91) RS1/16SS103J JA 1102 (A,14,81) HDMI CONNECTOR AKP7210 R 565 (B,90,91) RS1/16SS103J JA 1151 (A,14,58) HDMI CONNECTOR AKP7210 R 567 (B,91,91) RS1/16SS103J 501 (A,83,88) CERAMIC RESONATOR XSS3004 R 569 (A,99,105) RS1/16SS103J (15.7 MHz) VSX-84TXSi...
Page 18 R 858 (B,61,79) RS1/16SS103J R 711 (A,131,47) RS1/16SS470J R 859 (B,58,78) RS1/16SS103J R 712 (B,133,47) RS1/16SS103J R 881 (A,95,77) RESISTOR ARRAY RAB4CQ220J R 713 (B,138,46) RS1/16SS472J R 882 (A,94,75) RS1/16SS150J R 714 (A,148,43) RS1/16SS0R0J R 883 (A,107,71) RESISTOR ARRAY RAB4CQ470J VSX-84TXSi...
Page 19 RS1/16SS473J R 1107 (B,40,94) RS1/16SS473J R 1391 (B,115,66) RS1/16SS473J R 1108 (B,38,94) RS1/16SS271J R 1392 (B,115,65) RS1/16SS473J R 1109 (A,28,83) RS1/16SS102J R 1393 (B,129,92) RESISTOR ARRAY RAB4CQ473J R 1110 (A,39,83) CHIP RESISTOR RS1/16SS4701F R 1394 (B,129,89) RESISTOR ARRAY RAB4CQ473J VSX-84TXSi...
Page 20 C 644 (A,157,38) CEVW101M16 C 829 (A,78,57) CKSSYB104K10 C 645 (A,161,39) CKSSYB104K10 C 830 (B,68,63) CKSSYB103K16 C 701 (B,133,37) CEVW101M16 C 831 (A,73,55) CKSSYB103K16 C 702 (B,139,38) CKSSYB104K10 C 832 (A,78,74) CKSSYB104K10 C 704 (B,143,40) CEVW101M16 C 833 (A,78,71) CKSSYB104K10 VSX-84TXSi...
Page 21 C 1204 (A,56,109) CKSSYB104K10 C 2008 (B,31,53) CKSSYB102K50 C 1205 (B,31,110) CKSSYB104K10 C 2011 (B,37,20) CKSSYB104K10 C 1206 (B,49,110) CKSSYB104K10 C 2012 (B,37,16) CKSSYB102K50 C 1251 (B,42,73) CKSSYB104K10 C 1252 (A,40,73) CKSSYB104K10 C 1301 (B,160,104) CEVW101M16 C 1302 (B,151,104) CEVW100M16 VSX-84TXSi...
Page 22 D2951 QTL1013 IC2931 C2968 R2976 10/50 V+10V R2933 V-10V R2931 R2934 R2932 JA2931 AKP1213 MAX3232CPW C2939 (NC) Q2931 C2967 R2975 2SC4081(QRS) (DTR) 0.01 D2931 R2937 10/50 (NC) TXD(RD) BUSY(CTS) RXD(TD) R2939 (DSR) (CD) 232C CN2802 XKP3082 GNDV GNDCH CN4320 VSX-84TXSi...
Page 23 C2963 (IP) AUDIO L STBY R2971 AUDIO R C2955 R2953 R2969 C2961 GNDA 10/50 GNDA 4.7K 10/50 SHELL R2965 (IP) ACC PWR 4.7K iP-L REMOTE SENSE IC2932 (1/2) BA4560RF-TBB GNDA GNDV GND ISOLATOR iP-VIDEO GNDA GNDCH GNDU GNDV GNDCH VSX-84TXSi...
Page 24 2.2 HDMI&1394 ASSY (1/5) (VSX-84TXSi) V+5R0 V+5R1 V+5R2 V+5R3 V+3R3_1 Q1103 2SB1689 C2001 V+5R0 V+5D D801 D802 DAN202U DAN202U V+5E0 Q801 C2002 HN1K02FU D1101 1000p DAN202U R1115 GNDC GNDD SW0CE Q1104 JA1101 DTC114YUA HDMI IN 1 Q1101 C1101 DTC114YUA SW0SEL...
Page 25 RS1/10S~ GNDD : 1608 Size RS1/16S~ : 1005 Size RS1/16SS~ THSYNC PUSEL CAPACITOR TVSYNC Q952 DTC114YUA : 2125 Size CKSQ**~ DSCL DSDA GNDC R989 GNDD : 1608 Size CCSR**~ CKSR**~ TXINT : 1005 Size CCSS**~ CKSS**~ GNDD GNDD 1/5F VSX-84TXSi...
Page 26 2.3 HDMI&1394 ASSY (2/5) (VSX-84TXSi) UCHD V+3R3_2 V+3R3UC L501 ATL7002 IC502 AYW7107- /J S29AL004D70TFI010 HD_DO R538 AA15 AA16 R551 HD_SCK R537 AA14 XBYTE XVCRST R501 STBY DQ10 AA13 R586 X1080P R502 STBY DQ11 AA12 DQ15 DQ15 EXDATA R503 STBY 1 HD_DO...
Page 27 C759 R713 Pr2/R2 0dB_SEL GNDA 4.7k FSEL0 R1091 FSEL1 R1092 V+5A REAR SIDE FMS6403MTC GNDD IC751 GNDD GNDA Q751 GNDD 2SA1576A(QRS) Q752 DTC114YUA Filter Select GNDD FSEL1 FSEL0 fc(Hz) 8.2M Bypass IC731 IC732 IC733 STBY STBY STBY 2/5F GNDD VSX-84TXSi...
Page 28 2.4 HDMI&1394 ASSY (3/5) (VSX-84TXSi) V+3R3_1 V+1R8 V+3R3_1 V+1R8 V+1R8 C1301 L1301 C1305 C1304 L1304 L1305 100/16 ATL7002 X1301 GNDD C1302 ATL7002 STBY ATL7002 100/16 L1302 C1303 ASS7070 L1303 GNDD GNDD 13.5M ATL7002 10/16 STBY R1302 ATL7002 GNDD 470k GNDD...
Page 29 TD16 : 1608 Size RS1/16S~ R1314 C1321 : 1005 Size RS1/16SS~ CAPACITOR R1313 TDCK : 2125 Size CKSQ**~ C1320 : 1608 Size CCSR**~ CKSR**~ : 1005 Size CCSS**~ CKSS**~ V+3R3_1 TVSYNC THSYNC R1312 R1311 C1319 CASN RASN GNDD 3/5F VSX-84TXSi...
Page 30 2.5 HDMI&1394 ASSY (4/5) (VSX-84TXSi) V+3D V+3DM R216 C208 STBY 4.7k*4 R214 KN11 C210 L202 STBY ATL7002 R215 X201 C211 TP304 GNDP2 GNDD C217 CONT 100/16 1000p WD_TMRZ R290 C248 R221 R220 ASS7055 4.7k*4 4.7k*4 24.576MHz R224 V+3AM2 V+3D IC205 4.7k...
Page 31 IE_RST C322 : 2125 Size RS1/10S~ IE_DI IE_DI IE_DO : 1608 Size RS1/16S~ IE_DO : 1005 Size RS1/16SS~ IE_INT IE_INT CAPACITOR : 2125 Size CKSQ**~ : 1608 Size CCSR**~ CKSR**~ : 1005 Size CCSS**~ CKSS**~ C325 C333 TP308 4/5F VSX-84TXSi...
Page 32 2.6 HDMI&1394 ASSY (5/5) (VSX-84TXSi) HDAUDIO HSPDIF V+3DF C415 IC404 TC7SZ125FU Sub:SN74LVC1G125DCK R436 R437 60958 R438 R456 STBY R463 GNDD HMCK HSCK HSD0 HSD1 HSD2 HSD3 R462 STBY MCLK MLPCM_BCK MLPCM_LRCK MLPCM_DATA0 V+3DF MLPCM_DATA1 MLPCM_DATA2 C425 MLPCM_DATAA STBY C424 STBY...
Page 33 : 1608 Size RS1/16S~ : 1005 Size RS1/16SS~ CAPACITOR R485 100*4 : 2125 Size CKSQ**~ : 1608 Size CCSR**~ CKSR**~ : 1005 Size CCSS**~ CKSS**~ C416 Q463 DTC124EUA R441 R442 R443 R444 R445 100*4 GNDD Q462 DTC124EUA GNDD UCHD 5/5F VSX-84TXSi...
Page 34 GNDD GNDD 1000p DSCL0 GNDC GNDC GNDD V+3RX GNDD C1252 V+5E2 V+5E2 C1251 IC1252 DSDA1 SN74CBT3257CPW IC1251 Q1282 BR24L02FV-W HN1K02FU R1254 A0(NC) A1(NC) A2(NC) R1255 DSCL1 R1256 GNDD Q1251 DTC114YUA C2009 GNDD GNDD STBY C2010 STBY GNDC GNDD 1/4F VSX-84TXSi...
Page 35 RS1/10S~ GNDD : 1608 Size RS1/16S~ : 1005 Size RS1/16SS~ THSYNC PUSEL CAPACITOR TVSYNC Q952 DTC114YUA : 2125 Size CKSQ**~ DSCL DSDA GNDC R989 GNDD : 1608 Size CCSR**~ CKSR**~ TXINT : 1005 Size CCSS**~ CKSS**~ GNDD GNDD 1/4F VSX-84TXSi...
Page 36 : 1005 Size RS1/16SS~ 39 40 42 43 44 R622 CAPACITOR : 2125 Size CKSQ**~ GNDA GNDD V+1R8 : 1608 Size CCSR**~ GNDD CKSR**~ : 1005 Size CCSS**~ CKSS**~ V+3R3_1 IC602 TC7WU04FU R616 R614 GNDD X601 ASS7069 28.63636M 2/4F GNDD VSX-84TXSi...
Page 37 GNDA R713 C759 Pr2/R2 0dB_SEL R1091 4.7k FSEL0 FSEL1 R1092 V+5A REAR SIDE FMS6403MTC GNDD IC751 GNDD GNDA Q751 GNDD 2SA1576A(QRS) Q752 DTC114YUA Filter Select GNDD FSEL1 FSEL0 fc(Hz) 8.2M Bypass IC731 IC732 IC733 STBY STBY STBY 2/4F GNDD VSX-84TXSi...
Page 38 VCSCL SCLK VDD6 R1308 SDATA SDRAM CLKOUT VCSDA R1309 RESET_N SDRAM DQM XVCRST VDD3 SDRAM CSN R1310 SDRAM BA0 SDRAM DATA0 SDRAM BA1 SDRAM DATA1 SDRAM CASN SDRAM DATA2 SDRAM RASN C1314 C1315 C1316 C1318 C1317 SC_MEM GNDD 3/4F VSX-84TXSi...
Page 39 : 2125 Size RS1/10S~ TD16 R1314 : 1608 Size RS1/16S~ : 1005 Size RS1/16SS~ CAPACITOR R1313 TDCK : 2125 Size CKSQ**~ : 1608 Size CCSR**~ CKSR**~ : 1005 Size CCSS**~ CKSS**~ TVSYNC V+3R3_1 THSYNC R1312 R1311 CASN RASN GNDD 3/4F VSX-84TXSi...
Page 40 2.10 HDMI&DVC ASSY (4/4) (VSX-82TXS) HDAUDIO HSPDIF R463 HMCK HSCK HSD0 HSD1 HSD2 HSD3 R462 10*4 10*4 R461 DCLK V+3R3_2 R465 R467 GNDD 4/4F VSX-84TXSi...
Page 41 RESISTOR R441 R442 : 2125 Size RS1/10S~ R443 R444 : 1608 Size RS1/16S~ : 1005 Size RS1/16SS~ CAPACITOR : 2125 Size CKSQ**~ R445 : 1608 Size CCSR**~ 100*4 CKSR**~ : 1005 Size CCSS**~ CKSS**~ Q462 DTC124EUA GNDD UCHD 4/4F VSX-84TXSi...
Page 42 3. PCB CONNECTION DIAGRAM 3.1 HDMI&1394 ASSY (VSX-84TXSi) SIDE A SIDE A HDMI&1394 ASSY VA1110 D1102 D1152 R986 R989 R1103 D1151 R1102 VA1109 D981 VA1120 VA1160 VA1170 R1106 VA959 R1153 JA901 R1156 VA960 C951 JA1152 R1154 JA1151 R1151 JA1102 JA1101...
Page 43 R437 C1358 R663 R661 C1359 R664 R662 R436 R602 R456 C1351 C639 C1319 C602 C638 C401 C402 L401 R604 C623 R605 L1301 Q465 R469 R606 C622 L1351 Q463 C621 R473 IC601 R614 X601 R617 C608 C607 C606 115.0mm (ANP7580-B) VSX-84TXSi...
Page 44 C781 Q781 C782 L771 R772 R738 C1317 R771 L603 C771 L1303 C1318 C631 L1304 L1305 C637 C632 R624 R625 R1317 R623 C605 L601 R733 R734 R731 R732 C610 C1332 L602 C1330 C1328 C1326 R618 C1324 AWX8718- AWX8720- 115.0mm (ANP7581-B) VSX-84TXSi...
Page 45 C705 C1354 C1362 C1355 R1351 C1356 L701 R636 C1357 C1358 R663 R661 C1359 R664 R662 C1320 R602 C1351 C639 C1319 C602 C638 R604 C623 R605 L1301 R606 C622 L1351 C621 IC601 R614 X601 R617 C608 C607 C606 115.0mm (ANP7581-B) VSX-84TXSi...
Page 46 4. DIAGNOSIS METHOD OF HDMI ASSY 7 Jigs list Name Jig No. Remarks 24pin board to board extension cable GGD1491 Diagnosis of HDMI & 1394 Assy (VSX-84TXSi) 30pin board to board extension cable GGD1492 Diagnosis of HDMI & 1394 Assy (VSX-84TXSi) Name Jig No. Remarks...
Page 47 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 2005 T-ZZK SEPT.
Page 48: 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 49 [Important Check Points for Good Servicing] In this manual, procedures that must be performed during repairs are marked with the below symbol. Please be sure to confirm and follow these procedures. 1. Product safety Please conform to product regulations (such as safety and radiation regulations), and maintain a safe servicing environment by following the safety instructions described in this manual.
Page 50: Table Of Contents
CONTENTS SAFETY INFORMATION ............................. 2 1. SPECIFICATIONS ............................6 2. EXPLODED VIEWS AND PARTS LIST ......................8 2.1 PACKING ..............................8 2.2 EXTERIOR............................... 10 2.3 CHASSIS SECTION ..........................12 2.4 REAR PANEL SECTION.......................... 14 2.5 POWER AMP BLOCK..........................16 2.6 FRONT PANEL SECTION ........................18 3.
Page 51 4.13 POWER AMP IN ASSY ........................120 4.14 POWER PROTECT ASSY........................121 4.15 POWER AMP L and POWER AMP R ASSYS..................122 4.16 LOCAL SUPPLY and DC/DC ASSYS....................126 4.17 TRANS2-1, VH TR, DIODE and TRANS2-2 ASSYS ................128 4.18 SP/PS ASSY............................130 4.19 TRANS1 and PRIMARY ASSYS ......................132 4.20 VOLUME, DISPLAY and INPUT SELECT ASSYS ................134 4.21 HDMI&DVC ASSY ..........................138 4.22 1394 ASSY ............................140...
Page 52: Specifications
1. SPECIFICATIONS Specifications Frequency Response ..5 Hz to 100 MHz Amplifier section FM Tuner Section Frequency Range ..87.5 MHz to 108 MHz Continuous average power output of 140 (or 130) Usable Sensitivity .
Page 53 Accessories AM Loop Antenna FM Wire Antenna (ATB7013) (ADH7030) Audio Control Cable for iPod (ADE7119) SYSTEM OFF RECEIVER INPUT SOURCE SELECT VIDEO 2 VIDEO 1 TV CONT DVR2 CD-R XM RADIO ROOM2/3 AA/IEC R6P Dry Cell Batteries DVR1 i Pod TUNER RECEIVER SLEEP...
Page 54: Exploded Views And Parts List
2. EXPLODED VIEWS AND PARTS LIST NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. 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.
Page 55 (1) PACKING SECTION PARTS LIST Mark No. Description Part No. Audio Control Cable for iPod ADE7119 FM Wire Antenna ADH7030 AM Loop Antenna ATB7013 Setup Microphone APM7006 (for Auto MCACC setup) Remote Control Unit AXD7409 Battery Cover XZN3140 NSP 7 AA/IEC R6P Dry Cell Batteries VEM1031 Operating Instructions ARB7334...
Page 56: Exterior
2.2 EXTERIOR Refer to "2.3 CHASSIS SECTION". Refer to "2.6 FRONT PANEL SECTION". Refer to "2.6 FRONT PANEL SECTION". Refer to "2.6 FRONT PANEL SECTION". VSX-74TXVi...
Page 57 (1) EXTERIOR SECTION PARTS LIST Mark No. Description Part No. Bonnet See Contrast table (2) Left Beam 45 ANG7401 Center Beam V1 ANG7482 Insulator AMR7198 NSP 5 Energy Star Label AAX8022 Label (DD/DTS/THX) ARW7320 • • • • • • Screw See Contrast table (2) Screw...
Page 58: Chassis Section
2.3 CHASSIS SECTION Refer to "2.5 POWER AMP BLOCK". Refer to "2.4 REAR PANEL SECTION". VSX-74TXVi and VSX-74TXVi-S only VSX-74TXVi and VSX-74TXVi-S only DISPLAY 3202 HEADPHONE CN3551 Refer to "2.6 FRONT PANEL SECTION". VSX-74TXVi...
Page 59 (1) CHASSIS SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. NSP 31 Transistor Holder ANG7543 NSP 1 BRIDGE 1 Assy AWX8667 NSP 32 DC Assy Holder ANG7544 1394 Assy See Contrast table (2) NSP 33 HDMI Shield ANK7124 TRANS 2-2 Assy...
Page 60: Rear Panel Section
2.4 REAR PANEL SECTION INTERFACE CN4320 INTERFACE CN4319 INTERFACE CN4318 INTERFACE CN4317 INTERFACE CN4316 POWER AMP IN CN4315 CN5603 CN4314 CN4324 CN4313 CN4325 INTERFACE CN4312 VSX-74TXVi...
Page 61 (1) REAR PANEL SECTION PARTS LIST Mark No. Description Part No. NSP 1 BRIDGE 2 Assy AWX8668 COMPOSITE V Assy AWX8620 S VIDEO Assy AWX8622 PREOUT & CONTROL Assy AWX8625 COMPONENT & VOL Assy See Contrast table (2) V-AUDIO Assy AWX8637 NSP 7 BRIDGE 3 Assy...
Page 62: Power Amp Block
2.5 POWER AMP BLOCK COMPONENT & VOL CN2601 TRANS 2-1 CN4202 TRANS SIDE CN4403 DIGITAL MOTHER CN103 LOCAL SUPPLY J6104 VSX-74TXVi...
Page 63 POWER AMP BLOCK PARTS LIST Mark No. Description Part No. POWER AMP-L Assy AWX8654 POWER AMP-R Assy AWX8656 POWER PROTECT Assy AWX8658 POWER AMP IN Assy AWX8662 19P Flexible Cable (J43) ADD7509 19P Flexible Cable (J44) ADD7510 17P Flexible Cable (J51) ADD7516 PCB Angle 45 ANG7406...
Page 64: Front Panel Section
2.6 FRONT PANEL SECTION LOCAL SUPPLY CN6103 29 29 TRANS SIDE 4401 INTERFACE CN4301 DIGITAL MOTHER CN101 DSP Holder B Screw Mold DSP Holder T Cut Cut Cut Cut VSX-74TXVi...
Page 65 25 Front Panel 72 Not used Not used ANB7375 Not used 25 Front Panel 72S Not used Not used Not used ANB7393 27 Pioneer Badge B PAN1376 Not used PAN1376 Not used 27 Pioneer Badge S Not used VAM1124 Not used VAM1124...
Page 66: Block Diagram And Schematic Diagram
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM 3.1.1 OVERALL BLOCK DIAGRAM CN101 HDMI IN 1 HDMI DVD-A RECEIVER CN102 TRANSMITTER HDMI IN 2 S/PDIF CN301 IC101/IC301 HDMI OUT VSX-74TXVi ONLY JA201 i.LINK(S400) Rate 1394 DVD-A Controller PHY LINK JA202 IC301 IC201...
Page 67 SACD DIRECT PCM DIRECT * MCACC Multi Channel Acoustic IC552,IC652, Calibration System IC752,IC852, DSP2 MCACC Advanced 192k/24bit PORT SELECTOR PROCESSING IC315,IC316 192k/24bit 24bit or 48bit (Double Precision) 192k/24bit IC201 192k/24bit CN3551 IC551,IC651,IC751,IC851 HEAD PHONE <<TRIM>> <<ANALOG PHANTOM>> <<MASTER VR>> <<PRE AMP>> <<POWER AMP>>...
Page 68: Composite V Block Diagram
3.1.2 COMPOSITE V BLOCK DIAGRAM VSX-74TXVi...
Page 69: S-Video Block Diagram
3.1.3 S-VIDEO BLOCK DIAGRAM VSX-74TXVi...
Page 70: Component &Vol Block Diagram
3.1.4 COMPONENT &VOL BLOCK DIAGRAM VSX-74TXVi...
Page 71: Dsp Block Diagram
3.1.5 DSP BLOCK DIAGRAM VSX-74TXVi...
Page 72: Hdmi & Dvc Block Diagram
3.1.6 HDMI & DVC BLOCK DIAGRAM VSX-74TXVi...
Page 73: Microcomputer Block Diagram
3.1.7 MICROCOMPUTER BLOCK DIAGRAM VSX-74TXVi...
Page 74: Overall Wiring Connection Diagram
3.2 OVERALL WIRING CONNECTION DIAGRAM D15A06-150-2651 6/150 mark found on some DISPLAY ASSY component parts indicates (VSX-74TXVi:AWX8635) *1.5mm the importance of the VOLUME ASSY (VSX-72TXV:AWX8636) safety factor of the part. (AWX8641) Therefore, when replacing, be sure to use parts of identical designation. 3202 FRONT-IN ASSY DC/DC ASSY...
Page 75 D15A08-150-2651 8/150 INPUT SELECT ASSY (AWX8640) *1.5mm HEAD PHONE ASSY (AWX8639) FU2,3 FU5,6 FU7,8 CN3551 REK1087 REK1067 REK1108 REK1112 (10A/125V) (5A/125V) (1.25A/125V) (2.5A/125V) MAIN AC CORD TRANS ATS7402- 1905:VDG1075 TRANS2-2 ASSY (AWX8626) ADD7516- NOTES: • When ordering service parts, be sure to refer to 17/130 “EXPLODED VIEWS and PARTS LIST”...
Page 76: Audio & Multi Ch In Assy
3.3 AUDIO & MULTI CH IN ASSY IC6203 (1/2) V+7A C6251 BA4560RF (1/2) (PHONO) R6253 10/50 10/50 (PHONO) R6263 C6263 CN6205 L6203 L6205 R6259 STBY STBY 390k R6261 C6261 C6259 1200p C6293 8200p YB 1200p YB PHONO C6294 C6260 1200p C6262 8200p YB 1200p...
Page 77 AUDIO&MULTI CH IN ASSY (CD) : AUDIO SIGNAL ROUTE(F) : AUDIO SIGNAL ROUTE (CD) (AWX8674) (TL) : AUDIO SIGNAL ROUTE(C) : AUDIO SIGNAL ROUTE (TL) (MR) : AUDIO SIGNAL ROUTE (MR) : AUDIO SIGNAL ROUTE(S) (REC) (SB) : AUDIO SIGNAL ROUTE (REC) : AUDIO SIGNAL ROUTE(SB) (CDR) (SW)
Page 78: V-Audio Assy
3.4 V-AUDIO ASSY V-AUDIO ASSY (AWX8637) Q6301 (MR) R6351 R6355 IMX25 (MR) R6353 JA6301 MR OUT AKB7174 (1/3) R6354 R6352 R6356 C6368 Q6302 IMX25 0.01 GNDCH GNDA NoAssign2 AKB7174 stby R6303 C6305 JA6301 (2/3) (DVD) (DVD) R6304 C6349 C6306 stby (CHASSIS) GNDCH C6379...
Page 79 NOTE 1.RESISTORS Unit: k-k , M-M or unless otherwise noted. Rated power: 1/16W unless otherwise noted. Tolerance: (J) 5% unless otherwise noted. 2.CAPACITORS Unit: p-pF or µF unless otherwise noted. Ratings: Capacity(µF)/Voltage(V) unless otherwise noted. Rated Voltage: 50V expect for electrolytic capacitors. (MR) V+7A L6305...
Page 80: Front-In And Headphone Assys
3.5 FRONT-IN and HEADPHONE ASSYS HEADPHONE ASSY (AWX8639) 3551 CN3551 R3551 AKN7029 52147-0410 HPSW HEADPHONE L3551 VTL1083 R3552 STBY GNDCH (CHASSIS) (1/2) (2/2) IC3451 IC3451 BA4560RF BA4560RF JA3451 R3453 R3480 C3452 (MIC) RKN1004 10/50 R3460 R3458 R3455 MIC IN C3454 C3455 MIC AMP R3463...
Page 81 FRONT-IN ASSY (AWX8638) mark found on some component parts indicates R3459 C3470 the importance of the safety factor of the part. Therefore,when replacing,be sure to use parts 100 10/50 of identical designation. NOTE 1.RESISTORS Unit: k-k , M-M or unless otherwise noted. Rated power: 1/16W unless otherwise noted.
Page 82: Bridge1, Bridge2, Trans Side And Bridge3 Assys
3.6 BRIDGE1, BRIDGE2, TRANS SIDE and BRIDGE3 ASSYS BRIDGE 1 ASSY BRIDGE 2 ASSY (AWX8667) (AWX8668) XKP3071- CN5431 GCONT1 GCONT1 GCONT2 GCONT2 AMUTE AMUTE MUTE MR/SB MUTE MR/SB 52045-1745 CN5441 EXPST EXPST EXPOE CN5442 EXPOE XKP3065- GNDU EXP/OSDCLK EXP/OSDCLK OSDCS GNDU EXPDT EXPDT...
Page 83 BRIDGE 3 ASSY (AWX8669) XKP3066- XKP3071-A CN5443 CN5454 (TL) GNDU TUNER L OSDCS GNDA OSDRT TUNER R OSDDT GNDA EXP/OSD DT4 (MR) MRtoVOL L EXP/OSD CLK GNDA EXPOE MRtoVOL R EXPST F(C'Site) GNDA MR ASEL L GNDFV GNDA MR ASEL R MRGND GNDA MRGND...
Page 84: Composite V Assy
3.7 COMPOSITE V ASSY JA2001 (C'Site) VC(C'Site) C2001 AKB7176 (1/2) VSW1 STBY VSW2 VSW3 V+56V V+56V (C'Site) JA2001 C2002 AKB7176 (2/2) STBY C2091 JA2001 0.01 AKB7176 SERVICE CHECKER CD74HC4051PWR THRU/HDMI SELECT (MAIN ROOM) C2097 (CHASSIS) STBY (C'Site) JA2002 C2003 AKB7176 (1/2) STBY JA2002...
Page 85 V+56V COMPOSITE V ASSY AWX8620 Q2070 STBY IC2005 V+56V TK15420M VC(C'Site) (1/2) MONITOR OUT C2028 R2070 JA2005 R2007 AKB7175 100/10 MONI OUT VC(C'Site) R2017 V-56V C2030 C2094 STBY C2031 0.047/25 STBY (CHASSIS) R2018 R2091 MR(C'Site) C2029 100/10 IC2005 MR OUT TK15420M (2/2) V-56V...
Page 86: S-Video Assy
3.8 S-VIDEO ASSY SSW1 R2241 S(Y) STBY SSW2 IN1_Y HDMI Direct Pass SSW3 IN1_C R2295 V+56S R2240 S(C) STBY C2202 R2232 SERVICE INPUT 1 R2294 SERVICE AKP7043 R2231 CN2203 SERVICE (2/3) SERVICE C2278 SYNC V-SYNC Y MAIN V+56S C2286 IC2271 LA7213 SELECTOR R2243...
Page 87 S-VIDEO ASSY (AWX8622) S52B S(Y) S52A SYIN S(Y) V+56S V+56S SYOT IC2204 C2239 TK15420M S(Y) R2213 100/10 (1/2) C2243 MONITOR R2214 R2227 AKP7043 OUTPUT CN2203 STBY (1/3) C2241 SDET STBY C2242 R2228 C2292 0.01 1.8k S(C) SCOT R2297 C2203 V-56S S(C) (2/2) STBY...
Page 88: Component & Vol Assy (1/4)
3.9 COMPONENT & VOL ASSY (1/4) FLIN FLIN C2633 100p R2625 2.4k R2631 R2633 V+7A DSPFL VSX-74TXVi D_FL 2.2k (SW) ONLY R2627 R2629 R2635 3.3k V+7A IC2630 TC4066BFN IC2632 (1/2) C2637 BA4560RF 10/50 V+7A (SW) 1OUT CONT1 (SW) 2OUT CONT4 C DOWN MIX DSPIN V-12A...
Page 89 COMPONENT & VOL ASSY (VSX-74TXVi:AWQ7028) (VSX-72TXV:AWQ7030) C2643 C2639 R2645 R2651 FLIN R2641 V+7A VSX-72TXV R2647 R2649 4.7k DOWN MIX SELECT ONLY R2653 D_FL R2643 C2645 CDMIX 4.7k IC2636[INH] IC2634 (1/2) 10/50 C DOWNMIX BA4560RF (1/2) IC2633 BA4560RF XLSSN IC2630[CONT] V-7A C DOWN MIX SW DOWNMIX SELECT...
Page 90: Component & Vol Assy (2/4)
3.10 COMPONENT & VOL ASSY (2/4) (SB) (C'Site) : AUDIO SIGNAL ROUTE(F) : AUDIO SIGNAL ROUTE(SB) : VIDEO SIGNAL ROUTE F(C'Site) (SW) FS(C) : VIDEO SIGNAL ROUTE FS(C) : AUDIO SIGNAL ROUTE(C) : AUDIO SIGNAL ROUTE(SW) FS(Y) (MIC) : VIDEO SIGNAL ROUTE FS(Y) : AUDIO SIGNAL ROUTE(S) : AUDIO SIGNAL ROUTE(MIC) (FVL)
Page 91 COMPONENT & VOL ASSY COMPONENT & VOL ASSY CN5431 (VSX-74TXVi:AWQ7028) (VSX-74TXVi:AWQ7028) (VSX-72TXV:AWQ7030) (VSX-72TXV:AWQ7030) VIPOD V+5_6U V+5U D2519 1SS355 C2623 0.1/16 YB V+5_6U GNDU GNDU VLCLK VLCK Q2640 VLDT2 VLDT2 RT1P241M V+5U VLDT1 Q2639 VLDT1 RT1P241M XLSSN XLSSN Q2635 Q2637 RT1P241M V+5.6U RT1P241M C2659...
Page 92: Component & Vol Assy (3/4)
3.11 COMPONENT & VOL ASSY (3/4) NOTES 1.RESISTORS Unit: k-k , M-M or unless otherwise noted. Rated power: 1/16W unless otherwise noted. Tolerance: 5%(J) unless otherwise noted. 2.CAPACITORS C1(Y) Unit: p-pF or µF unless otherwise noted. JA2401 Rated Voltage: shown as "Capacity(µF)/Voltage(V)", XKB3053 or 50V unless otherwise noted.
Page 93 C1(Y) MR(C'Site) : VIDEO SIGNAL ROUTE C1(Y) : VIDEO SIGNAL ROUTE MR(C'Site) COMPONENT & VOL ASSY C1(Cb) F(C'Site) : VIDEO SIGNAL ROUTE F(C'Site) : VIDEO SIGNAL ROUTE C1(Cb) (VSX-74TXVi:AWQ7028) FS(C) C1(Cr) : VIDEO SIGNAL ROUTE C1(Cr) : VIDEO SIGNAL ROUTE FS(C) (VSX-72TXV:AWQ7030) C2(Y) FS(Y)
Page 94: Component & Vol Assy (4/4)
3.12 COMPONENT & VOL ASSY (4/4) TUNER MODULE CN1 TUNER_R (TL) TUNER_L TUNER V+12T MODULE FM:80mA AM:60mA Q2771 2SD1664(PQR) C2789 STBY C2790 STBY GTRG GNDTC C2787 STBY C2788 STBY GNDTC GNDU1 2701 KN2701 VNE1948 VEF1040 R2781 STBY R2782 STBY NOTE 1.RESISTORS Unit: k-k , M-M or unless otherwise noted.
Page 95 COMPONENT & VOL ASSY (VSX-74TXVi:AWQ7028) V+5_6U (VSX-72TXV:AWQ7030) JA2703 L2752 stby (IR IN 2) D2752 R2759 stby (or 12TRG L2753 1SS355 Single) stby GNDU GTRG JA2702 (1/2) L2754 QTL1013 IR OUT L2755 QTL1013 JA2702 (2/2) L2756 QTL1013 IR IN 1 XKN3013 C2783 R9760 C2784...
Page 96: Digital Mother Assy (1/8)
3.13 DIGITAL MOTHER ASSY (1/8) V+5UM R180 2.2k R143 R144 R141 R142 R188 UART1 VSX-74TXVi VSX-72TXV ONLY ONLY IPOL UART2 XMOL DHREQ D110 V+5US DAN202U DHDI R139 100k DHDO R138 470k DHCLK R122 470k HDRDY5 DHREQ R145 XHRST5 R104 100k C105 0.1/16 DRDY5...
Page 97 CN5703 DIGITAL MOTHER ASSY V+5_6ST VSX-74TXVi:AWP7037 V+5_6S VSX-72TXV:AWP7041 V+5UMIN V+5_6U L102 ATL7002 R162 GNDU TEMP2 (GNDST) V+5UM 232CT 232RX OLDET 232TX Q107 UMB1N (1/2) IPTX (2/2) Q107 UMB1N IPRX CN104 Q105 UMB1N (1/2) BTEM16P-1R Q105 UMB1N i-POD RX i-POD TX (2/2) i-POD DET 232TXD...
Page 98: Digital Mother Assy (2/8)
3.14 DIGITAL MOTHER ASSY (2/8) VSX-72TXV ONLY V+3DD V+3DD1 L201 VSX-74TXVi ONLY QTL1013 GNDU R204 R244 99 98 97 96 95 84 83 80 79 78 77 R191 R203 4.7k DQ11 DSP2SSI BUSY2 DQ12 DSP2BUSY DQ13 DQ14 DCLK R202 DQ15 HCLK BYTE CNVSS...
Page 99 4/8, 5/8 DIGITAL MOTHER ASSY VSX-74TXVi:AWP7037 VSX-72TXV:AWP7041 CN301 DSPIN AKM7054 DILK LRCL_I DROM DIBK SCLK_I AYW7044 IC202 DIFD DATA0_I (MBM29LV400TC-70PFTN) DISD DARA1_I DICD DATA2_I R234 DIBD XBYTE DATA3_I R430 DATA4_I DQ15 DQ15 DMMK MCK_I DQ14 DQ14 DQ13 DQ13 DAX_OUT SPICLK SPICLK DQ12 SPDIS1...
Page 100: Digital Mother Assy (3/8)
3.15 DIGITAL MOTHER ASSY (3/8) V+UBUS USB CODEC JA261 DKN1237 IC261 PCM2902EG R261 XSSPEND R262 C263 0.1/16 Vddi Vbus DGND R263 DGNDUSB DOUT HID0 BODY C264 HID1 Vccxi 0.1/16 C270 HID2 AGNDX ASS7047 SEL0 C267 SEL1 0.1/16 VSX-72TXV ONLY Vccci Vccp2i R265 AGND...
Page 101 DIGITAL MOTHER ASSY CONT5V VSX-74TXVi:AWP7037 V+3DD1 VSX-72TXV:AWP7041 C215 0.1/16 XIERST XIERST5 V+5US IC206 (2/4) C131 VSX-74TXVi ONLY V+3DD 0.1/16 D114 IECLK1 R411 IECLK5 R176 1SS355 IC207 SRTX (3/4) IECLK2 R412 C218 IC107 stby (1/4) IEDI1 R413 0.1/16 IEDI5 IC207 IPTX (4/4) IEDI2 R414...
Page 102: Digital Mother Assy (4/8)
3.16 DIGITAL MOTHER ASSY (4/8) R338 R342 R346 R350 (*)MARKS R382 R386 R390 R332 VSX-74TXVi stby VSX-72TXV R962 CONT3V stby V+5D3 R332 V+5D R309 R311 L302 IC302 QTL1013 (3/3) C308 C314 R317 R315 JA301 COAX2 AKB7173 0.01 0.01 (1/2) IC302 IC302 XHDMI (2/3)
Page 103 DIGITAL MOTHER ASSY C333 0.1/16 V+3DE3 V+3DE VSX-74TXVi:AWP7037 C334 470p IC304 VSX-72TXV:AWP7041 R964 L305 SEL3 VSX-74TXVi ONLY L:IEEE QTL1013 H:USB R963 R333 SN74LVC1G97DCK CN303 RKN1063 C335 0.1/16 VSX-74TXVi ONLY C381 0.1/16 470p C336 C382 470p SPDIF IC305 IC317 (SB) R966 IBDT SEL4 L:HDMI...
Page 104: Digital Mother Assy (5/8)
3.17 DIGITAL MOTHER ASSY (5/8) V+3DE6 V+3DE L308 C352 QTL1013 0.1/16 C353 470p IC312 R428 (1/4) DIMK R426 DIMK DILK IC312 R429 DDMK DDMK (2/4) R427 DIBK IC312 2/8, 4/8 (3/4) DIFD R441 DDLK DDLK R439 DILK DICD IC312 DISD (4/4) SN74AHC08PW R442...
Page 105 DIGITAL MOTHER ASSY V+3DE4 STBY VSX-74TXVi:AWP7037 VSX-72TXV:AWP7041 C349 0.1/16 C350 470p IC311 R423 R424 SN74LVC1G97DCK C363 0.1/16 DIRECT C364 470p ADMK DMLK R971 stby ADLK LRCK R972 R998 DSDDIRECT DOLK R973 ADBK MCLK R999 DMBK R975 DOMK ADFD DMFD R976 R979 stby DOBK...
Page 106: Digital Mother Assy (6/8)
3.18 DIGITAL MOTHER ASSY (6/8) VSX-72TXV ONLY R499 AKN7041 C377 0.1/16 YB CN305 C378 stby R408 DSD6 R407 DSD5 R406 R404 DSD4 R403 DSD3 R402 R401 DSD2 (DSD) DSD1 DSDCLK DDBD R394 DDSD R393 DDCD R392 DDFD DDLK DDBK VSX-74TXVi ONLY DDMK R391 GNDD...
Page 107 DIGITAL MOTHER ASSY VSX-74TXVi:AWP7037 VSX-72TXV:AWP7041 VSX-74TXVi ONLY R395 (DSD) R400 R405 R410 R415 R420 R425 V+3DE4 V+3DE L307 C347 0.1/16 QTL1013 C348 470p YB XDSDDIRECT DSD6 R399 DSD6 DSD5 R398 DSD5 DSD4 R397 DSD3 DSD4 DSD2 (DSD) DSD3 DSD1 R396 DSCK DSD2 (DSD)
Page 108: Digital Mother Assy (7/8)
3.19 DIGITAL MOTHER ASSY (7/8) V+12A BA4560RF R451 R453 C451 10/50 FLOUT C453 10/50 AT R465 stby 7.5k R457 R459 3.9k stby R461 IMX25 IC481 (1/2) (1/2) Q481 R462 IC481 (2/2) Q481 (2/2) IMX25 R458 R460 R466 3.9k stby R452 R454 C452 AT 10/50...
Page 109 DIGITAL MOTHER ASSY V+5AD VSX-74TXVi:AWP7037 VSX-72TXV:AWP7041 V+5AD1 IC482 PCM1803DB VINL MODE1 ADOSR VINR MODE2 VREF1 FMT1 XADPDN VREF2 FMT0 R482 ADOSR R483 AGND SCKI ADMK C489 470p XPDWN ADMK BYPAS DGND ADFD R484 TEST DOUT ADFD R485 LRCK ADBK ADBK ADLK R486 stby...
Page 110: Digital Mother Assy (8/8)
3.20 DIGITAL MOTHER ASSY (8/8) DSCK R755 DSD5 DSCK IC751 DSD1791DBR DSD6 R752 R758 DOLK PLRCK DACS2 R753 R759 DOBK PBCK DICK R754 R760 DOSD PDATA DIDI DBCK DSDL DSD5 R751 DOMK DSDR DSD6 V+5AD4 R761 XDARST XRST ZEROL R756 DOMK R757 ZEROR...
Page 111 DIGITAL MOTHER ASSY VSX-74TXVi:AWP7037 R711 R709 V+12A VSX-72TXV:AWP7041 3.0k R701 R713 2.2k 1.5K C705 330p R719 C707 R715 R703 10/50 2.2k 1.5K R707 R705 IC752 (1/2) BA4560RF 3.0k V+3A V+5AD IC991 NJM2391DL1-33 R708 R706 (2/2) IC752 BA4560RF 3.0K R704 R716 C708 R720 2.2K...
Page 112: Dsp Assy (1/2)
3.21 DSP ASSY (1/2) 1st DSP Block C170 VD3A 100/16 V3A2 3.3V IC106 CY7C1049C3312VXC L103 C172 3.3V 4M 36Pin(8bit x 512kW) SRAM QTL1013 C171 470p CK56 PAD8 PAD9 PAD10 PAD7 PAD11 PAD6 R132 PAD5 PAD0 PAD7 PAD4 PAD1 PAD6 PAD3 PAD2 PAD1 R133...
Page 113 ASSY VD3A VD1A (AWX8599) V3A1 V1A1 L102 L101 R130 V1A2 4.7k CK55 CK63 C169 3.3V 1.2V 0.01 1.2V 3.3V C102 C136 C101 141140139138 134133132 131130 127126 112111110 C135 470p 470p R101 4.7k C148 C134 VDDINT BOOTCFG0 VDDINT C147 YB 0.1 470p CLKCFG0 C133...
Page 114: Dsp Assy (2/2)
3.22 DSP ASSY (2/2) CONT CLKON VD3B VD3A VD3A1 VDD5 IC351 NJM2391DL1-33 R354 R355 VD1A IC352 R356 BA00HC5FP R357 PVCC 3.3V CK49 MCLK2 MCLK1 VD3B VD1B IC354 IC355 NJM2391DL1-33 LM1117DT-ADJ 1.25V V3B5 TC7WHU04FU IC301 TC7WHU04FU L301 IC301 (2/3) QTL1013 R303 (1/3) R301 IC301...
Page 115 ASSY 3.3V 3.3V (AWX8599) VD1B VD3B V1B1 V3B1 85mA 75mA 3.3V TP912 TP913 TP914 TP911 2nd DSP Block 1.25V GNDD 3.3V C222 C210 C220 C221 C209 C219 DT0O1 DT1O1 470p 470p 470p DT2O1 DT3O1 67 66 65 63 62 DT5O2 DT4O2 SDI1 FST_1...
Page 116: Interface Assy
3.23 INTERFACE ASSY INTERFACE ASSY CN4312 CN4303 (AWX8651) XKP3065- BTEM20S-1S STBY R GNDA GNDA(SEP) IP_POWER STBY R STBY L GNDA GNDA(SEP) STBY L IP_OL GNDA(SEP) GNDA (SB) V+5_6V SBR OUT GNDA GNDA(SEP) SBL OUT V_IP V+5_6U GNDA GNDA(SEP) PF11PG-R05 SR OUT J4308 GNDA FANSTOP...
Page 117 UCOM (SB) : AUDIO SIGNAL ROUTE(F) : AUDIO SIGNAL ROUTE(SB) CN4302 CN4313 V_IP V+12V (SW) : AUDIO SIGNAL ROUTE(C) : AUDIO SIGNAL ROUTE(SW) XKP3065-A BTEM20S-1S SROUT V+12V : AUDIO SIGNAL ROUTE(S) : AUDIO SIGNAL ROUTE(SPDIF) SROUT V+12V SRIN V-12V SRIN MICDET V+5D V-12V...
Page 118: Power Amp In And Power Protect Assys
3.24 POWER AMP IN and POWER PROTECT ASSYS CN5301 5604 NECK6 NECK8 A-12V 51048-0500 CN5603 52044-1945 NECK8 NECK6 SBMUTE AMUTE A-12V R5601 C5601 R5602 4.7/50 Q5601 2SD2704K AGSBR R5604 AGRS AGLS AGSBL CN103 CN5001 CN5701 XKP3065 OUTPUT LEVEL DET R5750 1SS355 POSI_2 DET R5710...
Page 119 CN5303 POWER AMP IN ASSY (AWX8662) R5623 (1/4W) D5602-D5604 : 1SS355 2SA1145(OY) Q5604 Q5641 Q5603 2SA1255(OY) 2SA1514K(RS) R5643 D5643 R5627 1SS355 ACN7121 C5605 C5606 0.18+0.18 stby stby (5W+5W) Y1(2/2) Q5602 ADX7459 IMT4 (YELLOW) C5608 Q5602 R5644 ACG7057 IMT4 4p/200V R5650 Q5605 2SC2705(OY) (1/4W)
Page 120: Power Amp L Assy
3.25 POWER AMP L ASSY D5002-D5004 : 1SS355 CAUTION Do not touch any points on the PCB other than with an oscilloscope/tester while power is applied. (It may damage the amplifier due to the oscillation generated.) Q5004 Q5003 2SA1514K(RS) C5005 C5006 stby stby...
Page 121 Pin number of POWER AMP L ASSY Surface SAP17N/SAP17P side R5023 (AWX8654) R5025 C5011 ACG7056 (1/4W) 100p/200 ACN7132 0.047 1 2 3 4 5 (0.5W) R5021 IC5001 Q5041 SAP17N 2SA1255(OY) R5043 D5043 1SS355 CN4003 R5027 ACN7121 0.18+0.18 Y1(1/2) (5W+5W) ADX7459 (GREEN) R5044 R5050...
Page 122: Power Amp R Assy
3.26 POWER AMP R ASSY D5302-D5304 : 1SS355 CAUTION Do not touch any points on the PCB other than with an oscilloscope/tester while power is applied. (It may damage the amplifier due to the oscillation generated.) Q5304 Q5303 2SA1514K(RS) POSI_1 C5305 C5306 stby...
Page 123 Pin number of POWER AMP R ASSY Surface SAP17N/SAP17P R5323 side (AWX8656) R5325 C5311 ACG7056 (1/4W) 100p/200 ACN7132 0.047 1 2 3 4 5 R5321 (0.5W) IC5301 Q5341 SAP17N 2SA1255(OY) R5343 D5343 R5327 CN4004 ACN7121 0.18+0.18 (5W+5W) ADX7457 (ORANGE) R5344 R5350 IC5302 R5322...
Page 124: Local Supply And Dc/Dc Assys
3.27 LOCAL SUPPLY and DC/DC ASSYS D6105,D6106, D6107,D6108: UDZS6.2B R6102 STBY R6103 (1/4W) -30V W6153 D6102 IC6107 1SR154-400 CN6101 STBY VREG VREG_G VREG DREG DREG V+IPOD V+5AD CAUTION DREG FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, W6154 IC6101 AD+5V DREG NJM78M05FA REPLACE ONLY WITH SAME TYPE NO.
Page 125 LOCAL SUPPLY ASSY (AWX8671) V+5_6U CN6103 NOTE 1.RESISTORS Unit: k-k , M-M or unless otherwise noted. Rated power: 1/16W unless otherwise noted. GNDU Tolerance: (J) 5% unless otherwise noted. 2.CAPACITORS GNDU Unit: p-pF or µF unless otherwise noted. Ratings: Capacity(µF)/Voltage(V) unless otherwise noted. V+5_6U Rated Voltage: 50V expect for electrolytic capacitors.
Page 126: Trans2-1, Vh-Tr, Diode And Sp/Ps Assys
3.28 TRANS2-1, VH-TR, DIODE and SP/PS ASSYS TRANS2-1 ASSY DIODE ASSY (AWX8646) (AWX8648) D4251 D4252 D5SBA20(B) D5SBA20(B) Y9:ADX7488(BWN) Y11:ADX7452(RED) Y10:ADX7489(GRY) Y12:ADX7453(BLU) +67V R4205 R4207 Y8:ADX7451(BLK) GAMP 4.7k 3.3k (1W) (1/2W) D4203-D4204 D4213-D4214:UDZS*** CN4202 IC4201 Q4201 TRANS AEK7021 RN1901 SECONDARY NECK6 NECK8 Q4201 RN1901...
Page 127 SP/PS ASSY (VSX-74TXVi:AWX8642) (VSX-72TXV:AWX8644) GAMP Y13:ADX7461-(BLK) +63V R4014 R4024 R4011 4.7(1/2W) CN4001(1/2) L4011 RY4001 GAMP AKE7075 ATH1053 1.5u -63V C4012 C4011 CFTLA CFTLA CN4004 C4021 C4022 AKC7008 (RED) CFTLA CFTLA L4021 C4091 STBY XSR3002 ATH1053 1.5u R4031 R4021 C4092 CN4003 STBY 4.7(1/2W) 4.7(1/2W)
Page 128: Trans2-2, Trans1 And Primary Assys
3.29 TRANS2-2, TRANS1 and PRIMARY ASSYS TRANS2-2 ASSY AWX8626 CN3063 KP200TA5L C3001 STBY J3001 REK1112 (2.5A) AKR7001 VREG H3159 H3160 AKR7001 VREGG REK1112 (2.5A) AKR7001 VREG H3157 H3158 AKR7001 DREG KP200TA9L REK1067 (5A) CN3062 AKR7001 DREG H3155 H3156 AKR7001 DREG DREG REK1108 (1.25A) W.UP...
Page 129 PRIMARY ASSY AWX8628 IC3062 50/60Hz STBY R3062 D3062 W3068 1SS355 3.3k IC3061 +5.6V NJM78M56FA T3061 W3066 W3073 Q3061 W3070 STBY W3072 STBY D3061 W3074 S1WB(A)60SD ATT7043 RT1N431M C3067 1000p W3067 STBY R3063 (1/4 MUF) D3064 D3065 1SS355 1SS355 STBY RY3061 W3076 ASR7022 W3077...
Page 130: Volume, Display And Input Select Assys
3.30 VOLUME, DISPLAY and INPUT SELECT ASSYS VOLUME ASSY(AWX8641) VOLUME ASSY S3572 : STANDARD SURROUND S3573 : ADVANCED SURROUND S3574 : HOME THX V+5UH S3572 STBY ST.SUR R3571 STANDBY S3573 ADV.SUR 51063-0605 51063-0605 3571 3204 S3574 Q3301 Q3302 Q3303 V+5UH STBY STBY STBY...
Page 131 DISPLAY ASSY S3215 : AV PARAMETER S3201 : (TUNE/ST +/-) S3216 : SPEAKERS S3202 : (TUNE/ST +/-) S3221 : BAND DISPLAY ASSY S3203 : ENTER S3222 : MULTI ROOM & SOURCE/REC SEL CONTROL S3204 : (TUNE/ST +/-) S3223 : MULTI ROOM & SOURCE/REC SEL ON/OFF (VSX-74TXVi:AWX8635) S3211 : TUNER EDIT S3224 : VIDEO SELECT...
Page 132: Preout & Control Assy
3.31 PREOUT & CONTROL ASSY PREOUT CN2805 R2801 R2803 R2805 Q2801 (2/2) (1/2) AKB7012 Q2801 IMX25 R2807 R2809 IMX25 (1/2) R2808 R2810 (1/2) Q2802 R2806 R2802 R2804 IMX25 Q2802 (2/2) IMX25 CN2805 R2821 R2823 R2825 Q2821 (2/2) AKB7012 (2/2) Q2821 IMX25 R2829 R2827...
Page 133 CN2801 PREOUT & CONTROL ASSY VI_POD 52045-2645 AWX8625 MUTE MR/SB AMUTE GNDA COUT GNDA SBROUT GNDA NOTE ROUT 1.RESISTORS GNDA Unit: k-k , M-M or unless otherwise noted. RSOUT Rated power: 1/16W unless otherwise noted. Tolerance: (J) 5% unless otherwise noted. GNDA 2.CAPACITORS LSOUT...
Page 134: 1394 Assy (1/2)
3.32 1394 ASSY (1/2) V+3D V+3DM R216 C208 STBY 4.7k*4 R214 C210 L202 KN11 R288 ATL7002 VNF1109 R215 STBY X201 C211 GNDP2 GNDD C217 CONT VCC 100/16 1000p TP100 WD_TMRZ R290 R221 R220 ASS7055 C248 4.7k*4 4.7k*4 24.576MHz R224 V+3AM2 V+3D IC205 4.7k...
Page 135 1394 ASSY IMPORTANT PARTS FOR SAFETY VSX-74TXVi:AWK7882 V+5D V+5DI V+3D Indicated in "STBY" parts are STANDBY. CAPACITORS NJM2391DL1-33 Unit : p-pF or µF unless otherwise noted. :CEVW101M16 ATL7002 :CCSRCH :CKSRYB unless otherwise noted. RESISTORS Unit : k-k , M-M or unless otherwise noted. Reted power : 1/16W unless otherwise noted.
Page 136: 1394 Assy (2/2)
3.33 1394 ASSY (2/2) V+3D V+3DP L402 STBY CLKIN FRSEL CLKOUT R427 R426 MCLK MLPCM_BCK MLPCM_LRCK MLPCM_DATA0 MLPCM_DATA1 MLPCM_DATA2 (SB) (SB) MLPCM_DATAA 60958 SAPCM_DATA1 SAPCM_DATA2 SAPCM_DATA3 SAPCM_LRCK SAPCM_BCK V+3DS V+3D V+5D V+5DS V+2D V+2DS L401 ATL7002 IC410 L404 L405 S-L2980A25MC ATL7002 ATL7002 VOUT...
Page 137 1394 ASSY VSX-74TXVi:AWK7882 TP41 V+3DF RCMUTEOUT R454 POWER TP42 IE_CK C413 STBY TP43 IE_RST C425 TP44 STBY IE_DI C424 TP45 R418 R425 IE_DO SELECT R419 STBY TP46 IE_INT R420 STBY IC409 SN74LVC1G126DCK CN401 VKN1426 GNDD IE_INT IE_DO IE_DI IE_RST IE_CK TP47 POWER TP48...
Page 138: Hdmi&Dvc Assy (1/2)
3.34 HDMI&DVC ASSY (1/2) V+5_R0 V+5_R1 Q101 UM6K1N R163 R164 V+3DAC V+3RX V+3R3 R1102 V+1R8 V+1R8RX L101 ATL7010 L103 ATL7010 V+3R3 V+3RA GNDD C125 C115 L104 100/16 100/16 ATL7010 C116 R1105 R126 C117 68*4 R0XC- R0XC+ C118 AGND R127 PVCC0 C139 AVCC CVCC18...
Page 139 47k*4 47k*4 47k*4 47k*4 47k*4 47k*4 HDMI&DVC ASSY R333 R334 R335 R336 R337 R338 (AWQ7024) GNDD V+3R3 V+3TX CN301 L304 L351 ATL7010 AKN7040 ATH7022 *4 R1351 TX2+ Data2+ R1352 Data2 Shield TX2- Data2- V+1R8 V+1R8TX R1353 L352 TX1+ Data1+ L305 ATL7010 R1354 Data1 Shield...
Page 140: Hdmi&Dvc Assy (2/2)
3.35 HDMI&DVC ASSY (2/2) V+3R3 V+3R3UC L501 ATL7010 IC502 AYW7045- /J MBM29LV400TC-70PFTN R538 HD_DO R551 R537 HD_SCK XBYTE VCRST DQ10 R501 STBY R586 I2CSELA DQ11 DQ15 R502 STBY I2CSELA DQ15 DQ12 R503 STBY HD_DO F/DE HD_SCK DQ13 DQ14 DQ14 VCRST BOOT DQ14 BOOT...
Page 141 HDMI&DVC ASSY (AWQ7024) : AUDIO SIGNAL ROUTE(F) V+3R3UC : AUDIO SIGNAL ROUTE(C) STBY R591 : AUDIO SIGNAL ROUTE(S) (1/2) (SB) Q591 : AUDIO SIGNAL ROUTE(SB) STBY : AUDIO SIGNAL ROUTE(SPDIF) (2/2) STBY Q591 R592 STBY L:MUTE OFF H:MUTE ON R594 AUDIO FRONT SIDE HDMI Rx...
Page 142: Pcb Connection Diagram
4. PCB CONNECTION DIAGRAM NOTE FOR PCB DIAGRAMS : 1. Part numbers in PCB diagrams match those in the schematic 3. The parts mounted on this PCB include all necessary parts for diagrams. several destinations. 2. A comparison between the main parts of PCB and schematic For further information for respective destinations, be sure to diagrams is shown below.
Page 143: Priout&Control Assy
4.1 PRIOUT&CONTROL ASSY SIDE A SIDE B PRIOUT&CONTROL ASSY PRIOUT&CONTROL ASSY R2801 R2805 R2803 1.MUTE_MR/SB AMUTE GNDA R2804 Cout 5.GNDA C2891 SBRout R2806 R2802 GNDA Rout R2823 GNDA 10.RSout GNDA R2825 R2821 LSout GNDA R2824 Lout 15.GNDA R2826 R2822 SBLout GNDA R2843 R2841...
Page 144: Audio&Multi Ch In Assy
4.2 AUDIO&MULTI CH IN ASSY SIDE A SIDE B AUDIO&MULTI CH IN ASSY AUDIO&MULTI CH IN ASSY L6206 L6204 R6255 C6254 R6257 C6253 R6259 C6257 C6250 C6259 R6256 C6261 R6258 C6249 C6293 C6258 R6254 R6261 R6263 R6253 R6260 C6260 L6205 L6203 C6262 C6294...
Page 145: V-Audio Assy
4.3 V-AUDIO ASSY SIDE A SIDE B V-AUDIO ASSY V-AUDIO ASSY C6356 R6351 C6349 C6379 1.MROUT_R GNDA1 MROUT_L GNDA1 5.MRASEL_L GNDA1 MRASEL_R GNDA1 ASEL_L 10.GNDA1 ASEL_R GNDA1 MRVASEL_R GNDA1 IC6301 W6301 C6361 C6350 W6302 C6380 C6359 15.MRVASEL_L GNDA1 GNDA1 20.GNDA1 GNDA1 R6371 W6303...
Page 146: Head Phone And Front-In Assys
4.4 HEAD PHONE and FRONT-IN ASSYS SIDE A SIDE A CN4301 HEAD PHONE ASSY FRONT-IN ASSY CN3541 MICDET MICOUT V-12A GNDA V+12A V+5D GNDD FOPT FV-C FV-Y FV-R FRONT IN ASS'Y GNDA C3470 FV-L AWX8638 KN3551 W3459 3551 C3462 W3456 KN3452 C3473 C3452...
Page 147: Bridge1 And Bridge2 Assys
4.5 BRIDGE1 and BRIDGE2 ASSYS SIDE A SIDE A BRIDGE1 ASSY (ANP7542-A) SIDE B SIDE B BRIDGE1 ASSY 23,GCONT1 22,GCONT2 1,GCONT1 21,AMUTE 2,GCONT2 20,SBMUTE 3,AMUTE 19,EXPST 4,SBMUTE 18,EXPOE 5,EXPST 17,EXPCLK 6,EXPOE 16,EXPDT 7,EXPCLK 15,OSDDT 8,EXPDT 14,OSDRST 9,OSDDT 13,OSDCS 10,OSDRST 12,12VDET 11,OSDCS 11,MRIN2 12,12VDET...
Page 148: Trans Side And Bridge3 Assys
4.6 TRANS SIDE and BRIDGE3 ASSYs SIDE A TRANS SIDE ASSY CMKM-P3X 1.HPSW 2.WUP 3.RYAC 4.V+5.6ST 5,GNDST 6,GNDST PRODUCTION CODE 7.RYB 8.RYCS 9.RYHP 4,HPSW 10.RYA 3,HPR 11.+12V 2,HPG 12.-12V 1,HPL 13.LOCK DET 14.-FAN 15.-FAN 16.+FAN ICT FC AWX8652- 17.+FAN TRANS SIDE A TRANS SIDE ASSY SIDE B TRANS SIDE A...
Page 149 SIDE A (ANP7541-B) 13,WUP 12,RYAC 11,V+5.6ST 10,GNDST 9,RYB 8,RYCS 7,RYHP 6,RYA 5,V+12V 4,V-12V 3,HPR 2,HPG 1,HPL 1,+FAN AWX8652- 2,-FAN 3,LOCK DET CN4401 TRANS SIDE ASS'Y SIDE B TRANS SIDE ASS'Y AWX8652- (ANP7541-B) BRIDGE3 ASSY SIDE B (ANP7543-A) CN5453 VSX-74TXVi...
Page 150: Composite V Assys
4.7 COMPOSITE V ASSYS SIDE A SIDE B COMPOSITE V ASSY COMPOSITE V ASSY CN5443 C2027 CN2002 CN2002 R2013 R2015 R2091 CN2002 R2014 R2016 IC2005 C2026 R2036 SERVICE C2007 R2001 R2007 C2087 C2094 C2097 C2020 C2054 R2002 C2019 IC2004 R2033 R2034 R2035 R2090...
Page 151: S-Video Assy
4.8 S-VIDEO ASSY SIDE A SIDE B S-VIDEO ASSY S-VIDEO ASSY CN5442 C2240 C2238 R2214 CN2202 CN2202 R2227 C2241 GNDV GNDV GNDV IC2271 R2220 EXPST C2231 GNDV EXPOE EXPCK EXPST R2298 C2297 EXPOE C2292 R2271 EXPCK C2278 GNDU R2294 GNDU C2243 C2202 R2241...
Page 152: Component&Vol Assy
4.9 COMPONENT&VOL ASSY SIDE A CN5452 CN2801 CN5603 TUNER MODULE COMPONENT&VOL ASSY CN2702 CN2603 CN2602 CN2601 COMPONENT&VOL ASS'Y IC264 KN2701 C2771 2701 L2752 26.MUTE MR/SB R2761 AMUTE D2753 L2753 GNDA D2754 COUT C2754 GNDA SBROUT GNDA 16.GNDA FROUT SLOUT R2760 R2759 GNDA GNDA...
Page 153 SIDE A CN5603 CN5431 IC2640 CN2504 R2694 R2719 CN2504 R2722 C2538 C2537 C2588 C2587 C2514 C2513 C2564 C2563 R2697 C2614 C2613 C2508 C2532 C2608 R2599 C2557 C2558 C2582 C2507 C2531 C2607 C2581 R2723 R2720 R2549 C2530 C2556 R2628 C2506 Q2601 Q2526 Q2551 Q2576...
Page 154 SIDE B COMPONENT&VOL ASSY CN2504 D2519 D2521 D2520 19.NECK8 Q2638 NECK6 Q2637 Q2635 Q2636 MUTE MR/SB AMUTE R2574 R2524 GNDA R2624 R2573 R2548 R2623 R2598 R2597 R2547 COUT R2523 GNDA R2621 R2595 SBROUT R2613 R2587 R2572 R2622 R2596 R2571 R2546 R2522 R2545 GNDA...
Page 155 SIDE B CN2702 C2781 C2787 C2783 C2786 C2782 C2788 C2784 C2785 D2772 R2772 R2782 R2781 R2775 R2763 R2774 R2773 R2762 L2760 26.MUTE MR/SB R9760 Q2772 AMUTE C2772 D2771 GNDA R2758 R2771 COUT GNDA SBROUT MR/SB R2757 16.GNDA GNDA C2753 SLOUT FROUT AMUTE D2751...
Page 156: Digital Mother Assy
4.10 DIGITAL MOTHER ASSY SIDE A DIGITAL MOTHER ASSY CN5432 CN352 CN402 CN302 CN105 CN305 19.WATT S 18.HPSW 17.W_UP 16.RYAC 15.V+5_6ST 14.GNDST 13.GNDST 12.RYB CN105 C102 11.RYCS C208 10.RYHP 6.OLDET 9.RYA 5.DCDET 8.TEMP1 CN305 4.V+5_6U 7.TEMP2 3.GNDU Q105 R438 2.V+5UM R929 R937 1.GNDU...
Page 157 SIDE A CN402 CN401 CN351 CN301 CN305 CN303 C333 C334 L101 R963 C126 R333 C335 IC104 C336 C368 R962 C369 L305 C355 CN303 R231 CN305 R488 C381 IC318 R334 R438 R433 R434 C382 R967 R137 C268 R182 R968 C116 C117 R105 R106 IC261...
Page 158 SIDE B DIGITAL MOTHER ASSY R126 C127 Q104 R964 C121 C307 R156 R157 D107 R136 R421 R966 R306 R422 R155 Q101 C306 R179 Q102 R969 R965 R180 Q103 R332 R188 R139 R305 R165 R138 R141 R122 D101 R143 R104 C120 R142 C271 R109...
Page 159 SIDE B CN105 C101 D201 Q201 R259 Q202 R271 C961 R906 R920 C979 R908 C910 C988 L102 C962 C987 R918 C903 C186 R917 R907 C909 R919 R160 R905 C124 C187 C861 R806 R159 R820 R158 R808 C810 C123 R864 R161 C862 R818 C803...
Page 160: Dsp Assy
4.11 DSP ASSY SIDE A SIDE A DSP ASSY CN301 CN351 C146 C144 C142 C162 C140 C180 CN351 C145 C143 C141 C161 C139 C182 IC110 C170 C181 C164 C166 C138 C163 C137 C168 C165 IC101 C167 C357 R101 L101 C131 C183 C190 C159...
Page 161 SIDE B SIDE B DSP ASSY 0 1 2 3 0 1 2 3 4 5 6 7 8 9 C751 (ANP7529-B) VSX-74TXVi...
Page 162: Interface Assy
4.12 INTERFACE ASSY SIDE A CN1001 CN1002 CN201 CN304 CN306 CN104 CN992 INTERFACE ASSY CN4307 CN4311 CN4306 CN4310 CN4323 CN4305 CN4304 CN4304 CN4306 CN4305 CN4323 CN4307 BINDER CN4310 :24pin CONNECTOR CN4322 :30pin CONNECTOR W4324 D4302 V+12A C4304 CN4311 W4334 4.V+12T 1.V+5D 3.V+12TRG GNDU...
Page 163 SIDE A CN992 CN991 CN102 CN3451 CN4304 CN4303 CN4302 CN4301 REPLACE WITH SAME TYPE NO.49101.6 MFD.BY LITTELFUSE INC. FOR IC4301. R4301 W4349 GNDD R4307 R4306 W4348 CN4302 CN4301 CN4304 CN4303 W4350 W4339 W4341 GNDUS CAUTION GNDFV W4340 W4336 IC4301 V+5AD CMKM-P3X W4335 W4324...
Page 164 SIDE B INTERFACE ASSY CN4301 CN4303 CN4304 CN430 GNDD GNDUS R4302 GNDFV Q4302 V+5AD Q4303 R4325 Q4301 R4304 R4326 ATTENTION V-12A R4327 EN CAS DE REMPLACEMENT DES FUSIBLES IC4301 GNDA GNDA R4328 N'UTILISER QUE LA REFERENCE 49101.6 V+12A V-12A DE CHEZ LITTELFUSE INC. V+12A J4309 GNDF...
Page 165 SIDE B CN4305 CN4323 CN4302 CN4306 CN4307 R4320 L4320 R4322 L4322 R4321 L4321 V+5AD C4306 C4308 CN4310 CN4311 C4307 R4327 GNDA V+12A R4328 V-12A V+12A V-12A CN4314 CN4325 CN4313 CN4324 V+5_6U GNDUP GNDVI GNDUS V+7A GNDA GNDUS CN4320 VSX-74TXVi...
Page 166: Power Amp In Assy
4.13 POWER AMP IN ASSY SIDE A SIDE A CN2601 POWER AMP IN ASSY CN5603 13.RS 10.SBMUTE 12.AGRS 11.VH- 11.R 1.LS 12.VH- CN5602 10.AGR 2.AGLS 13.VH+ 9.SBR C5622 C5621 8.AGSBR 4.AGL R5623 7.WT 5.SBL CN5603 6.DC 6.AGSBL 5.AMUTE 7.DC 4.SBMUTE 8.OL DET 3.VH- 9.AMUTE...
Page 167: Power Protect Assy
4.14 POWER PROTECT ASSY SIDE A SIDE A POWER PROTECT ASSY 3,F.STOP 2,F.FAN- 1,+FAN 1,F.FAN+ CN5702 5701 19,GNDU 2,+FAN 11,NC CN5704 18,V+5 UM 3,-FAN 1,NC 10,NC 17,GNDU 4,-FAN 2,NC 9,WT 16,V+5.6U 5,LOCKDET 3,NC 8,OL DET 5,+FAN 15,DC DET 6,V-12V 4,WT 7,DC DET 4,-FAN 14,OL DET...
Page 168: Power Amp L And Power Amp R Assys
4.15 POWER AMP L and POWER AMP R ASSYS SIDE A W8654 8654 W5096 W8655 8655 W5097 W8658 POWER AMP POWER AMP L ASSY POSI_1L AWX8654 8655 1,NC 2,NC 3,GNDU 4,POSI_1 5,POSI_2 6,DC DET C5117 C5017 7,OL DET 8,WT 9,NC 10,NC 11,NC C5101...
Page 169 SIDE A CN4102 W5098 W5099 CMKM-P3X OWER AMP L POSI_2 AWX8654 NO USE 8655 13,LS 12,AGLS 11,L 10,AGL C5271 9,SBL 8,AGSBL C5217 7,DC 6,OL DET 5,AMUTE 4,SBMUTE 5001 3,VH- C5201 BLUE 2,VH- 1,VH+ CN5001 W578 C5007 C5207 1, GAMP 3,bb C5209 BLACK W575...
Page 170 SIDE B POWER AMP L ASSY 13,LS 12,AGLS 11,L 10,AGL R5206 C5232 9,SBL 8,AGSBL R5231 7,DC R5203 C5216 6,OL DET C5203 R5230 5,AMUTE C5202 C5206 C5215 R5204 4,SBMUTE Q5201 R5229 R5201 3,VH- 2,VH- 1,VH+ R5004 R5001 1,GAMP Q5203 3,bb Q5202 R5205 4,CB 5,CE...
Page 171 SIDE B 1,NC 2,NC 3,GNDU R5106 C5132 4,POSI_1 5,POSI_2 R5131 C5016 R5003 R5103 R5031 6,DC DET R5130 C5116 C5015 C5103 C5002 R5030 C5102 7,OL DET R5006 C5106 C5115 R5029 R5104 8,WT Q5001 C5006 Q5101 R5129 C5003 R5101 9,NC 10,NC 11,NC R5004 R5001 C5032...
Page 172: Local Supply And Dc/Dc Assys
4.16 LOCAL SUPPLY and DC/DC ASSYS SIDE A SIDE A LOCAL SUPPLY ASSY C6118 W6122 C6136 1,V+12TRG C6132 2,V+12T 3,V+12A 4,V-12A 5,V+5AD 6,GNDA 7,GNDA 8,GNDA C6139 V-20V W6105 C6122 GNDU W6143 W6144 C6120 R6110 C6117 C6106 J6104 AWX8671 CN6105 C6123 AWX8672 R6102 C6125...
Page 173 SIDE B SIDE B LOCAL SUPPLY ASSY C6138 C6112 R6109 D6115 1,V+12TRG C6114 2,V+12T 3,V+12A C6109 4,V-12A D6119 5,V+5AD 6,GNDA D6120 7,GNDA C6108 D6122 8,GNDA Q6102 D6103 C6113 D6123 V-20V D6128 D6104 GNDU D6127 R6104 D6102 R6106 R6101 D6107 D6106 D6105 D6109 1,GNDV...
Page 174: Trans2-1, Vh Tr, Diode And Trans2-2 Assys
4.17 TRANS2-1, VH TR, DIODE and TRANS2-2 ASSYS SIDE A SIDE A DIODE ASSY VH TR ASSY (ANP7541-B) (ANP7541-B) 5604 CN4202 J4201 CN4202 TRANS2-1 W4204 ASSY 4201 C4209 J4201 W4205 C4210 W4201 W4202 R4205 C4206 W4203 C4208 C4207 TRANS2-1 ASSY ATTENTION IC4201 W4209...
Page 175 SIDE B SIDE B VH TR ASSY DIODE ASSY CN4261 (ANP7540-A) (ANP7540-A) CN4202 J4201 TRANS2-1 ASSY Q4201 D4201 D4209 D4213 D4203 D4207 D4205 CAUTION REPLACE WITH SAME TYPE NO. 491007 MFD. BY LITTELFUSE INC. FOR IC4201-4202. CMKM-P3X TRANS2-2 ASSY (ANP7540-A) J3001 U V W Y U V W Y...
Page 176: Sp/Ps Assy
4.18 SP/PS ASSY SIDE A SIDE A CN4402 SP/PS ASSY J4009 R4022 C4021 C4022 J4009 C4023 R4021 CN4001 CN4004 CN4003 R4023 W4021 R4032 WHITE R4013 L4031 RY4002 4101 R4052 CN4102 GAMP GAMP C4041 R4041 R4042 CAUTION REPLACE WITH SAME TYPE NO.ICP-N15 MFD. C4063 BY ROHM CO.,LTD FOR IC4261-4262.
Page 177 SIDE B SIDE B SP/PS ASSY J4009 D4002 D4001 C4092 C4091 D4004 D4010 D4003 D4009 D4006 C4093 D4005 ATTENTION EN CAS DE REMPLACEMENT DES FUSIBLES IC4261 ET IC4262 N'UTILISER QUE LA REFERENCE ICP-N15 DE CHEZ ROHM CO.,LTD. C4095 D4008 D4007 CN4007 CN4008 (ANP7540-A)
Page 178: Trans1 And Primary Assys
4.19 TRANS1 and PRIMARY ASSYS SIDE A SIDE A PRIMARY ASSY H3061 W3061 H3062 AWX8628 AWX8632 PRIMARY ASS'Y AWX8629 AWX8633 AWX8630 AWX8631 (ANP7540-A) Y14 Y15 TRANS1 ASSY (ANP7540-A) TRANS2-1 ASSY POWER TRANSFORMER Z AA TRANS2-2 ASSY VSX-74TXVi...
Page 179 SIDE B SIDE B PRIMARY ASSY 0 0 0 0 1 1 1 2 2 2 2 CN3061 3 3 3 4 4 4 4 5 5 5 6 6 6 7 7 7 8 8 8 9 9 9 9 AWX8628 AWX8629 AWX8630...
Page 180: Volume, Display And Input Select Assys
4.20 VOLUME, DISPLAY and INPUT SELECT ASSYS SIDE A W3276 W3278 W3279 W3277 3201 W3253 D3316 IC3202 W3251 D3317 W3266 D3318 W3243 V3201 X3201 DISPLAY ASS'Y W324 C3335 AWX8624 D3314 AWX8635 W3246 AWX8636 W3245 AWX8661 W3221 W3218 W3212 D3311 D3312 D3313 W3219 W3204...
Page 181 SIDE A VOLUME ASSY CMKM-P3X S3578 S3577 S3576 S3575 W3279 L3351 CMKM-P3X D3319 W3267 W3265 W3264 W3269 D3320 W3268 D3315 W3266 S3572 S3573 S3574 W3243 W3248 W3247 W3244 W3246 D3572 W3245 W3221 W3571 W3219 W3209 S3224 S3225 S3226 S3227 Tidak Ada Klik (ANP7540-A) DISPLAY ASSY VSX-74TXVi...
Page 182 SIDE B VOLUME ASSY NOTE 23.12V DET 1.AC1 22.RYAC SCREW 21.TEMP2 2.AC2 20.DISP RST NO SCREW 3.VF 19.DISP CLK 4.GNDU 18.DISP DI 17.DISP DO 5.GNDU 16.DISP RDY 6.V+5.6V 15.DISP EN 14.HPDET 13.XIPOD 12.MR IN2 GNDU 11.MR IN1 10.1W WP 1.V+5UH 9.V+5.6ST 2.LED7 8.GNDU...
Page 183 SIDE B GNDU GNDU GNDU GNDU DISPLAY ASS'Y GNDU C3332 5 5 5 R3364 IC3203 GNDU GNDU 0 1 2 3 4 5 6 7 8 9 D3352 1.V+5UH V+5UH 2.RYAC 3.LED7 4.KEY1 5.KEY2 R3221 6.GNDU GNDU 7.MJOG B V+5UH 8.MJOG A R3375 (ANP7540-A)
Page 184: Hdmi&Dvc Assy
4.21 HDMI&DVC ASSY SIDE A SIDE A HDMI&DVC ASSY CN501 Q171 C151 Q151 Q358 CN301 CN101 CN102 D173 IC151 C571 C173 R355 Q153 C171 VA153 VA157 VA154 VA158 R356 VA151 VA155 VA152 VA156 IC171 VA351 VA355 VA173 VA174 VA177 VA178 L305 VA352 VA356...
Page 185 SIDE B SIDE B HDMI&DVC ASSY R571 R572 R161 R181 C351 R157 R385 R389 R153 R381 R152 R383 R156 R151 R155 R351 R154 R353 R176 R173 R165 R160 C309 C306 R172 R175 R352 R310 R308 R166 R174 R354 R171 R311 R309 C315 R112...
Page 186: 1394 Assy
4.22 1394 ASSY 1394 ASSY SIDE A SIDE A R131 C216 R217 C405 JA202 R412 R219 R290 R133 Q401 C248 R408 C410 C406 D103 AWK7 R409 R280 R281 R222 R411 C214 R106 R107 R410 IC401 R226 L204 R116 X101 R134 1394 ASSY R104 R401...
Page 187: Pcb Parts List
5. PCB PARTS LIST NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. 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.
Page 188 7 7 7 7 CONTRAST OF PCB ASSEMBLIES SP/PS ASSY AWX8644 and AWX8642 are constructed the same except for the following : Mark Symbol and Description AWX8642 AWX8644 C4101, C4102 (15000/71) ACH7218 Not used C4101, C4102 (10000/71) Not used ACH7255 DISPLAY ASSY AWX8636 and AWX8635 are constructed the same except for the following : Mark...
Page 189 Mark No. Description Part No. Mark No. Description Part No. C 6291(B,134 ,222 ) CKSRYB471K50 R 6230(B,47 ,214 ) RS1/16S331J R 6231(B,24 ,212 ) RS1/16S331J C 6292(B,33 ,224 ) CKSRYB471K50 R 6232(B,33 ,212 ) RS1/16S331J C 6293(B,126 ,196 ) CKSRYB122K50 R 6237(B,96 ,204 ) RS1/16S154J C 6294(B,128 ,177 )
Page 190 Mark No. Description Part No. Mark No. Description Part No. R 6355(B,20 ,155 ) RS1/16S102J R 3453(B,26 ,32 ) RS1/16S101J R 6356(B,11 ,158 ) RS1/16S102J R 3454(B,32 ,31 ) RS1/16S104J R 6361(B,106 ,145 ) RS1/16S101J R 3455(B,44 ,29 ) RS1/16S333J R 6362(B,73 ,148 ) RS1/16S101J R 6367(B,116 ,155 )
Page 191 Mark No. Description Part No. Mark No. Description Part No. C 3481(B,79 ,23 ) CCSRCH221J50 JUMPER WIRE D20PDY0410E C 3482(B,103 ,23 ) CCSRCH221J50 CN4402(A,319 ,21 ) KR CONNECTOR S13B-PH C 3483(A,72 ,32 ) CEAT100M50 CN4403(A,79 ,28 ) CONNECTOR 52045-1745 C 3484(A,96 ,31 ) CEAT100M50 4401(A,61 ,9 ) 4P CABLE HOLDER 51048-0400...
Page 192 Mark No. Description Part No. Mark No. Description Part No. R 2022(A,150 ,75 ) RS1/16S102J C 2054(B,131 ,105 ) CKSRYB103K50 R 2023(B,150 ,79 ) RS1/16S512J R 2024(B,148 ,79 ) RS1/16S392J C 2055(B,147 ,76 ) CKSRYB103K50 R 2025(B,144 ,83 ) RS1/16S102J C 2086(B,109 ,58 ) CKSRYB103K50 R 2027(A,140 ,104 )
Page 193 Mark No. Description Part No. Mark No. Description Part No. R 2228(A,26 ,124 ) RS1/16S182J C 2248(A,54 ,77 ) CKSRYB104K16 R 2229(B,50 ,33 ) RS1/16S0R0J C 2251(A,52 ,61 ) CKSRYB103K50 R 2250(B,50 ,31 ) RS1/16S0R0J C 2252(A,46 ,68 ) CKSRYB103K50 R 2251(A,40 ,58 ) RS1/16S472J C 2255(A,41 ,68 )
Page 194 Mark No. Description Part No. Mark No. Description Part No. > Q 2408(B,28 ,183 ) TRANSISTOR 2SA1576A JA 2402(A,26 ,231 ) 6P RCA PINJACK XKB3053 Q 2501(A,93 ,104 ) CHIP TRANSISTOR 2SD2704K JA 2403(A,96 ,231 ) PIN JACK(1P) AKB7175 Q 2502(A,93 ,99 ) CHIP TRANSISTOR 2SD2704K JA 2702(A,125 ,231 ) 2P JACK XKN3013...
Page 195 Mark No. Description Part No. Mark No. Description Part No. R 2513(B,115 ,106 ) RS1/16S102J R 2574(B,124 ,61 ) RS1/16S104J R 2514(B,115 ,97 ) RS1/16S102J R 2575(B,73 ,38 ) RS1/16S563J R 2515(B,111 ,104 ) RS1/16S183J R 2576(B,73 ,33 ) RS1/16S563J R 2516(B,111 ,99 ) RS1/16S183J R 2577(B,93 ,49 )
Page 196 Mark No. Description Part No. Mark No. Description Part No. R 2665(B,81 ,85 ) RS1/16S101J C 2438(B,86 ,172 ) CKSRYB103K50 R 2666(B,80 ,79 ) RS1/16S101J C 2439(B,27 ,191 ) CKSRYB224K10 R 2667(B,80 ,68 ) RS1/16S101J C 2440(B,27 ,187 ) CKSRYB224K10 R 2668(B,80 ,64 ) RS1/16S101J C 2453(B,18 ,221 )
Page 197 Mark No. Description Part No. Mark No. Description Part No. C 2575(A,70 ,39 ) CEAT470M25 C 2676(A,73 ,86 ) CEAT100M50 C 2576(A,70 ,33 ) CEAT470M25 C 2677(A,46 ,19 ) CEAT100M50 C 2577(A,101 ,53 ) CEAT4R7M50 C 2678(A,51 ,19 ) CEAT100M50 C 2578(A,101 ,42 ) CEAT4R7M50 C 2679(A,57 ,19 )
Page 198 Mark No. Description Part No. Mark No. Description Part No. Q 2553(B,105 ,69 ) CHIP TRANSISTOR 2SD2704K CN2602(A,99 ,137 ) 26P CONNECTOR 52045-2645 Q 2554(B,105 ,62 ) CHIP TRANSISTOR 2SD2704K CN2603(A,70 ,137 ) 19P CONNECTOR 52045-1945 Q 2575(A,93 ,50 ) CHIP TRANSISTOR 2SD2704K CN2701(A,110 ,231 ) JACK AKN-209...
Page 199 Mark No. Description Part No. Mark No. Description Part No. R 2527(B,93 ,85 ) RS1/16S222J R 2588(B,115 ,43 ) RS1/16S102J R 2528(B,93 ,82 ) RS1/16S222J R 2589(B,111 ,50 ) RS1/16S822J R 2529(B,99 ,90 ) RS1/16S751J R 2590(B,111 ,45 ) RS1/16S822J R 2530(B,99 ,77 ) RS1/16S751J R 2591(B,109 ,50 )
Page 200 Mark No. Description Part No. Mark No. Description Part No. R 2722(A,133 ,27 ) RS1/16S472J C 2526(A,84 ,80 ) CEAT470M25 R 2723(A,105 ,114 ) RS1/16S473J C 2527(A,101 ,89 ) CEAT4R7M50 R 2751(A,118 ,210 ) RS1/16S472J C 2528(A,101 ,78 ) CEAT4R7M50 R 2752(A,121 ,213 ) RS1/16S472J C 2529(A,96 ,86 )
Page 201 Mark No. Description Part No. Mark No. Description Part No. C 2650(A,55 ,88 ) CKSRYB103K50 IC 206 (A,84 ,127 ) LOGIC IC SN74LV125APW C 2655(B,69 ,48 ) CKSRYB103K50 IC 207 (A,92 ,127 ) LOGIC IC SN74AHC08PW C 2656(B,82 ,54 ) CKSRYB103K50 IC 208 (A,92 ,138 ) LOGIC IC SN74LV244APW...
Page 202 Mark No. Description Part No. Mark No. Description Part No. D 110 (B,69 ,142 ) DIODE DAN202U CN103 (A,52 ,11 ) 19P CONNECTOR 52045-1945 D 114 (A,92 ,103 ) DIODE 1SS355 CN104 (A,146 ,84 ) B TO B CONNCTOR BTEM16P-1R CN105 (A,17 ,48 ) 23P SOCKET XKP3082 D 116 (A,140 ,83 ) CHIP DIODE...
Page 203 Mark No. Description Part No. Mark No. Description Part No. R 153 (B,31 ,129 ) RS1/16S471J R 237 (A,134 ,99 ) RS1/16S473J R 154 (B,29 ,129 ) RS1/16S473J R 238 (A,133 ,114 ) RAB4C473J R 155 (B,21 ,132 ) RS1/16S102J R 239 (B,114 ,105 ) RS1/16S104J R 156 (B,24 ,129 )
Page 204 Mark No. Description Part No. Mark No. Description Part No. R 321 (A,114 ,198 ) RS1/16S1802F R 425 (B,76 ,79 ) RS1/16S0R0J R 322 (A,93 ,193 ) RS1/16S470J R 426 (B,68 ,192 ) RS1/16S101J R 323 (A,95 ,193 ) RS1/16S101J R 427 (B,66 ,192 ) RS1/16S101J R 324 (B,91 ,193 )
Page 205 Mark No. Description Part No. Mark No. Description Part No. R 504 (A,115 ,40 ) RS1/16S222J R 702 (A,69 ,40 ) RS1/16S222J R 505 (B,127 ,36 ) RS1/16S362J R 703 (A,82 ,40 ) RS1/16S222J R 506 (B,111 ,36 ) RS1/16S362J R 704 (A,73 ,40 ) RS1/16S222J R 507 (B,125 ,36 )
Page 206 Mark No. Description Part No. Mark No. Description Part No. R 902 (A,27 ,40 ) RS1/16S222J R 9984 RS1/16S0R0J R 903 (A,40 ,40 ) RS1/16S222J R 9989 RS1/16S0R0J R 904 (A,31 ,40 ) RS1/16S222J R 9990 RS1/16S0R0J R 905 (B,43 ,36 ) RS1/16S302J CAPACITORS R 906 (B,27 ,36 )
Page 207 Mark No. Description Part No. Mark No. Description Part No. C 269 (A,38 ,214 ) CKSRYB104K16 C 363 (A,47 ,79 ) CKSRYB104K16 C 270 (B,43 ,202 ) CCSRCH180J50 C 364 (A,49 ,79 ) CKSRYB471K50 C 271 (B,38 ,202 ) CCSRCH220J50 C 365 (A,59 ,79 ) CKSRYB104K16 C 272 (B,38 ,215 )
Page 208 Mark No. Description Part No. Mark No. Description Part No. C 609 (B,100 ,26 ) CKSRYB472K50 C 906 (A,30 ,35 ) CCSRCH331J50 C 610 (B,96 ,26 ) CKSRYB472K50 C 907 (A,43 ,30 ) CEAT100M50 C 651 (A,98 ,31 ) CKSRYB103K50 C 908 (A,27 ,30 ) CEAT100M50 C 652 (A,99 ,39 )
Page 209 Mark No. Description Part No. Mark No. Description Part No. IC 313 (A,77 ,190 ) LOGIC IC SN74AHC08PW L 316 (A,81 ,193 ) CHIP SOLID INDUCTOR QTL1013 IC 314 (A,86 ,190 ) LOGIC IC SN74AHC08PW L 481 (A,108 ,86 ) CHIP SOLID INDUCTOR QTL1013 IC 315 (A,53 ,79 ) LOGIC IC SN74LV157APW L 482 (A,89 ,79 ) CHIP SOLID INDUCTOR...
Page 210 Mark No. Description Part No. Mark No. Description Part No. R 125 (B,52 ,150 ) RS1/16S104J R 208 (B,115 ,130 ) RS1/16S473J R 126 (B,17 ,129 ) RS1/16S473J R 209 (A,119 ,118 ) RAB4C101J R 127 (B,51 ,155 ) RS1/16S104J R 210 (A,124 ,122 ) RAB4C101J R 128 (B,61 ,159 )
Page 211 Mark No. Description Part No. Mark No. Description Part No. R 291 (A,130 ,197 ) RS1/16S104J R 439 (A,69 ,184 ) RS1/16S0R0J R 292 (A,132 ,197 ) RS1/16S104J R 440 (A,66 ,184 ) RS1/16S101J R 293 (A,127 ,197 ) RAB4C101J R 441 (A,70 ,184 ) RS1/16S470J R 294 (A,137 ,204 )
Page 212 Mark No. Description Part No. Mark No. Description Part No. R 519 (B,123 ,26 ) RS1/16S221J R 717 (B,79 ,31 ) RS1/16S474J R 520 (B,115 ,26 ) RS1/16S221J R 718 (B,75 ,31 ) RS1/16S474J R 551 (A,112 ,54 ) RS1/16S101J R 719 (B,81 ,26 ) RS1/16S221J R 552 (A,112 ,58 )
Page 213 Mark No. Description Part No. Mark No. Description Part No. R 997 RS1/16S0R0J C 285 (B,131 ,216 ) CKSRYB104K16 R 998 (A,50 ,85 ) RS1/16S101J C 286 (A,126 ,214 ) CEAT470M16 R 999 (A,51 ,85 ) RS1/16S220J C 287 (B,127 ,209 ) CKSRYB104K16 R 9983 RS1/16S0R0J...
Page 214 Mark No. Description Part No. Mark No. Description Part No. C 484 (A,99 ,72 ) CKSRYB104K16 C 751 (A,77 ,31 ) CKSRYB103K50 C 485 (A,92 ,69 ) CEAT101M10 C 752 (A,78 ,39 ) CKSRYB103K50 C 486 (A,96 ,72 ) CKSRYB104K16 C 753 (A,76 ,64 ) CEAT101M10 C 487 (A,105 ,84 )
Page 215 Mark No. Description Part No. Mark No. Description Part No. > IC 352 (B,31 ,89 ) REGULATOR IC BA00HC5FP R 148 (B,11 ,62 ) RS1/16S101J > IC 354 (A,51 ,11 ) IC NJM2391DL1-33 R 149 (B,19 ,66 ) RS1/16S220J > IC 355 (A,63 ,11 ) REGULATOR IC LM1117DT-ADJ R 150 (B,15 ,66 )
Page 216 Mark No. Description Part No. Mark No. Description Part No. C 118 (A,51 ,59 ) CKSRYB104K16 C 181 (A,18 ,18 ) CCSRCH471J50 C 119 (A,49 ,65 ) CCSRCH471J50 C 182 (A,17 ,18 ) CKSRYB104K16 C 120 (A,51 ,65 ) CKSRYB104K16 C 183 (A,32 ,17 ) CCSRCH471J50 C 121 (A,49 ,68 )
Page 217 Mark No. Description Part No. Mark No. Description Part No. L 4318(B,122 ,222 ) CHIP BEADS VTL1083 Q 5602(B,41 ,219 ) TRANSISTOR IMT4 L 4320(B,79 ,233 ) CHIP BEADS VTL1083 Q 5603(B,45 ,207 ) CHIP TRANSISTOR 2SA1514K L 4321(B,79 ,228 ) CHIP BEADS VTL1083 Q 5604(A,28 ,206 ) TRANSISTOR 2SA1145...
Page 218 Mark No. Description Part No. Mark No. Description Part No. C 5616(B,45 ,225 ) CCSRCH220J50 Q 5001(B,193 ,207 ) CHIP TRANSISTOR 2SD2704K C 5617(A,50 ,221 ) CEAT331M10 Q 5002(B,181 ,194 ) TRANSISTOR IMT4 C 5623(A,67 ,209 ) CEAT100M63 Q 5004(A,192 ,184 ) TRANSISTOR 2SA1145 C 5624(A,63 ,225 ) CEAT100M63...
Page 219 Mark No. Description Part No. Mark No. Description Part No. R 5008(B,186 ,194 ) RS1/16S682J R 5150(B,102 ,195 ) RS1/16S103J R 5009(A,189 ,193 ) CARBON FILM RESISTOR RD1/2VM473J R 5201(B,281 ,201 ) RS1/16S102J R 5010(B,197 ,183 ) RS1/16S151J R 5202(B,268 ,201 ) RS1/16S221J R 5011(B,195 ,184 ) RN1/16SE1201D...
Page 220 Mark No. Description Part No. Mark No. Description Part No. C 5107(A,145 ,193 ) CEAT101M10 D 5302(B,173 ,59 ) DIODE 1SS355 C 5108(B,115 ,197 ) CAPACITOR(CERAMIC) ACG7057 D 5303(B,181 ,64 ) DIODE 1SS355 C 5109(A,129 ,188 ) ELECT. CAPACITOR CEAT100M2A C 5111(B,101 ,142 ) CAPACITOR(CERAMIC) ACG7056 D 5304(B,187 ,64 ) DIODE 1SS355...
Page 221 Mark No. Description Part No. Mark No. Description Part No. > R 5342(B,151 ,77 ) RS1/16S223J R 5525(B,277 ,91 ) CHIP RESISTOR ACN7132 > R 5343(B,153 ,73 ) RS1/16S471J R 5526(B,238 ,91 ) CHIP RESISTOR ACN7132 > R 5344(B,151 ,73 ) RS1/16S471J R 5527(A,258 ,80 ) RESISTOR (0.18, 5W) ACN7121...
Page 222 Mark No. Description Part No. Mark No. Description Part No. C 5511(B,272 ,104 ) CAPACITOR(CERAMIC) ACG7056 C 6115(B,15 ,37 ) CKSRYB103K50 C 5512(B,245 ,104 ) CAPACITOR(CERAMIC) ACG7056 C 6116(B,14 ,11 ) CKSRYB103K50 C 6117(A,68 ,52 ) ELECT. CAPACITOR CEANP101M35 C 5515(B,268 ,43 ) CCSRCH220J50 C 5516(B,263 ,43 ) CCSRCH220J50...
Page 223 Mark No. Description Part No. Mark No. Description Part No. D 4215(B,77 ,95 ) DIODE UDZS13(B) D 4005(B,247 ,82 ) DIODE 1SS355 D 4216(B,68 ,94 ) DIODE UDZS13(B) D 4006(B,244 ,82 ) DIODE 1SS355 J 4201JUMPER WIRE D20PDY0610E D 4007(B,291 ,79 ) DIODE 1SS355 4201(A,73 ,128 ) 6P CABLE HOLDER 51048-0600...
Page 224 Mark No. Description Part No. Mark No. Description Part No. C 4101(A,212 ,137 ) ELECTR.CAPACITOR ACH7218 VOLUME ASSY C 4102(A,258 ,137 ) ELECTR.CAPACITOR ACH7218 MISCELLANEOUS S 3571(A,295 ,167 ) ROTARY ENCODER ASX7005 S 3572(A,273 ,199 ) SWITCH VSG1024 TRANS2-2 ASSY S 3573(A,293 ,199 ) SWITCH VSG1024 MISCELLANEOUS...
Page 225 Mark No. Description Part No. Mark No. Description Part No. S 3225(A,181 ,149 ) SWITCH VSG1024 R 3260(B,94 ,240 ) RS1/16S104J S 3226(A,196 ,149 ) SWITCH VSG1024 R 3261(B,96 ,240 ) RS1/16S104J S 3227(A,212 ,149 ) SWITCH VSG1024 X 3201(A,148 ,197 ) CERAMIC RESONATOR VSS1142 R 3262(B,98 ,240 ) RS1/16S104J (6.60MHz)
Page 226 Mark No. Description Part No. Mark No. Description Part No. R 3357(B,201 ,184 ) RS1/16S0R0J S 3562(A,64 ,103 ) SWITCH VSG1024 R 3358(B,199 ,184 ) RS1/16S0R0J S 3563(A,64 ,83 ) SWITCH VSG1024 R 3359(B,203 ,179 ) RS1/16S221J S 3564(A,35 ,65 ) SWITCH VSG1024 R 3360(B,161 ,163 ) RS1/16S103J...
Page 227 Mark No. Description Part No. Mark No. Description Part No. R 2808(A,202 ,22 ) RS1/16S103J R 2976(B,161 ,71 ) RS1/16S101J R 2809(A,193 ,16 ) RS1/16S103J R 2996(B,191 ,130 ) RS1/16S0R0J R 2810(A,193 ,22 ) RS1/16S103J CAPACITORS R 2821(B,203 ,27 ) RS1/16S101J C 2891(B,214 ,23 ) CKSRYB103K50...
Page 228 Mark No. Description Part No. Mark No. Description Part No. > L 207 (A,133 ,33 ) COIL ATH7015 L 301 (B,80 ,35 ) CHIP SOLID INDUCTOR ATL7002 R 149 (B,66 ,40 ) RS1/16S472J L 302 (B,138 ,45 ) CHIP SOLID INDUCTOR ATL7002 R 151 (B,67 ,32 ) RS1/16S0R0J L 401 (A,35 ,43 ) CHIP SOLID INDUCTOR...
Page 229 Mark No. Description Part No. Mark No. Description Part No. R 272 (B,117 ,58 ) CHIP RESISTOR RS1/16S56R0D R 411 (A,33 ,58 ) RS1/16S101J R 273 (B,117 ,53 ) CHIP RESISTOR RS1/16S56R0D R 412 (A,30 ,63 ) RS1/16S0R0J R 274 (B,117 ,51 ) CHIP RESISTOR RS1/16S56R0D R 418 (B,69 ,28 ) RS1/16S101J...
Page 230 Mark No. Description Part No. Mark No. Description Part No. C 224 (B,100 ,46 ) CKSRYB104K16 IC 101 (A,56 ,65 ) HDMI RECEIVER SII9031CTU C 225 (A,101 ,40 ) CKSRYB104K16 IC 151 (A,25 ,63 ) EEPROM BR24L02FV-W C 226 (A,110 ,41 ) CKSRYB104K16 IC 152 (A,32 ,83 ) LOGIC IC SN74CBT3306CPW...
Page 231 Mark No. Description Part No. Mark No. Description Part No. X 501 (A,101 ,59 ) CERAMIC RESONATOR XSS3004 R 166 (B,37 ,46 ) RS1/16S102J (15.7MHz) R 171 (B,38 ,64 ) RS1/16S100J CN101 (A,16 ,77 ) HDMI CONNECTOR AKN7040 R 172 (B,35 ,64 ) RS1/16S100J CN102 (A,16 ,54 ) HDMI CONNECTOR AKN7040...
Page 232 Mark No. Description Part No. Mark No. Description Part No. R 420 (A,148 ,66 ) RS1/16S103J R 707 (A,138 ,36 ) RS1/16S1201F R 423 (A,140 ,87 ) RS1/16S330J R 708 (A,138 ,34 ) RS1/16S1201F R 424 (A,141 ,87 ) RS1/16S330J R 709 (A,135 ,36 ) RS1/16S470J R 425 (B,137 ,83 )
Page 233 Mark No. Description Part No. Mark No. Description Part No. C 112 (A,76 ,89 ) CEVW101M16 C 403 (A,127 ,75 ) CKSRYB104K16 C 115 (A,80 ,81 ) CEVW101M16 C 404 (A,127 ,72 ) CKSRYB104K16 C 116 (B,46 ,74 ) CKSRYB105K10 C 405 (A,139 ,63 ) CKSRYB104K16 C 117 (A,43 ,77 )
Page 234: Adjustment
6. ADJUSTMENT Mark No. Description Part No. C 709 (A,142 ,41 ) CKSRYB104K16 There is no information to be shown in this chapter. C 710 (A,147 ,34 ) CEVW101M16 C 711 (A,132 ,52 ) CKSRYB103K50 C 712 (A,142 ,54 ) CKSRYB104K16 C 713 (A,128 ,52 ) CKSRYB104K16...
Page 235: General Information
7. GENERAL INFORMATION 7.1 DIAGNOSIS 7.1.1 TEST MODE Version indication [Purpose] The versions for various microcomputers and DSP firmware are displayed. [How to enter/exit] During Standby mode, simultaneously press and hold the STANDBY/ON and STANDARD SURROUND keys for 5 seconds to enter this mode. This mode is automatically exited when the indications of all versions have finished. [Basic operations] Duration Devices that can be considered generally...
Page 236 Detected protection history [Purpose] The numbers of detections for various protection processes are displayed. [How to enter/exit] During Standby mode, simultaneously press and hold the ADVANCED SURROUND and "↑" (TUNE +) keys for 5 seconds to enter this mode. This mode is automatically exited when all the indications have finished. [Basic operations] Duration FL Display...
Page 237 Error indications when an abnormality in the amplifier system is detected [Purpose] An error message is displayed when an abnormality in the amplifier system is detected. [Error Messages] Duration FL Display Status (sec.) When AMP DC is detected Flashes 3 times. When a thermal shutdown (abnormal Flashes 3 times.
Page 238: Protection Circuit Specification
7.1.2 PROTECTION CIRCUIT SPECIFICATION Protection Circuit Process List Item Purpose Detection Method Process Warning Indication Remarks To detect amplifier damage Once detected and turned Turns muting on and (defect status) the power off, input a key speaker relay off, then Detects when the DC_PROTECT Flashing "AMP ERR"...
Page 239 OL (Over Load) Detection Circuit DIGITAL MOTHER ASSY POWER POWER AMP L ASSY PROTECT ASSY V+5UM V+5UM UCOM Normal: High (5V) CN5703 CN103 OL det: Low (0V) IC101 FFC J43 IC5001 Normal: Low (0V) OL det: 0.6V OL DETECTOR CN5002 CN5701 Q5041 D5043 R5043...
Page 240: Troubleshooting The Dsp Block
7.1.3 TROUBLESHOOTING THE DSP BLOCK Simplified diagnosis Herein is described how to easily diagnose a defective part in the DSP Assy, only with operations of the main unit. • Is the DSP Assy a cause of the problem? Input a digital PCM signal (CD, etc.) and check if the sound is output, by switching AUTO SURR/STREAM DIRECT. If the sound is output in PURE DIRECT (PCM DIRECT) mode but not in AUTO SURR or DIRECT mode, the DSP Assy may be defective.
Page 241 DSP 1.25V IC201 (Pin 8, etc.) Buffer IC107 (Pin 14) Check the parts and patterns Is the voltage Check the parts and patterns Is the voltage in the path. 1.25V? in the path. 3.3V? To Step 3 IC352 (Pin 4) 1st Block 1.2V Is IC352 Is the voltage...
Page 242 Step 4: Audio Clock CN351 (Pin 12) CN351 (Pin 2) Is there Check the output from the a master-clock Is there Check the output from the DIGITAL MOTHER Assy. signal(24.576 an L/R clock? DIGITAL MOTHER Assy. MHz)? IC107 (Pins 9, 13) IC107 (Pin 4) Is there Check the parts and patterns...
Page 243 Step 5 Step 6 R117 IC201 (Pin 77) The 1st DSP Block is in failure. Is there The 2nd DSP Block is in failure. Is there a bit clock? a bit clock? Proceed to Step 7. Proceed to Step 8. IC201 (Pin 62) IC201 (Pins 63, 76) Is there...
Page 244 Step 7: 1st DSP For the following diagnosis, a digital oscilloscope must be used. RESET SPICLK CN351 (Pin 20) CN351 (Pin 16) Is the clock Is the logic Check the output from the signal output while the Check the output from the of RST_1 "H"...
Page 245 Step 8: 2nd DSP For the following diagnosis, a digital oscilloscope must be used. RESET MOSI CN352 (Pin 3) CN351 (Pin 19) Is the clock Is the logic Check the output from the Check the output from the signal output while the of RST_2 "H"...
Page 246 DSP Block Diagram • CORE Block DSP ASSY SRAM 2nd DSP 1st DSP MOTOROLA SHARC EX 56371 21266 CN351 CN352 180MHz 200MHz Digital Audio Digital Audio 3.3V Data & Clock Data & Clock 3.3V (I2S) Output Data Data Data 1.25V Data (I2S) Input 1.25V...
Page 247 DSP Assy Check Points f c e d DSP ASSY SIDE B R625 C611 C602 C222 C210 C220 C604 E88558(S) R624 R618 R614 C603 C221 C209 C219 R619 R623 R606 Side IC601 IC752 IC352 R610 R605 C753 R611 C758 C754 C607 ICT FC C608...
Page 248: Diagnosis Of The Hdmi Block And Related Systems
7.1.4 DIAGNOSIS OF THE HDMI BLOCK AND RELATED SYSTEMS HDMI Simple Diagnosis Please refer to the one point trouble shooting first before checking the flow chart on the next page. HDMI Symptom Remedy The HDMI indicator blinks Check all the points below. continuously.
Page 249 Status confirmation The following charts are based on the HDMI connection below. HDMI HDMI Monitor HDMI equipped component This unit Something is wrong with HDMI. What are the picture and sound like? Picture is available, Sound is available, No picture and Abnormal picture but no sound.
Page 250 In a case where the sound is available, but no picture Sound is available, but no picture Check the settings (input setting, etc.) of the display. The setup screen will not be displayed if Is it the setup screen the display does not support SD (480i). that does not appear? In such a case, connect the analog video output to the display.
Page 251 In a case of no picture and no sound No picture and no sound Is the sound available after the display is disconnected and change the AV Parameter setting to "AMP"? The HDMI equipped component and the Is the HDMI LED on the display may not be compatible.
Page 252 Flowchart of troubleshooting the HDMI block No video or audio output from the equipment supporting HDMI (in a case of HDMI input/output) When a player supporting HDMI is directly The player or monitor supporting HDMI (or the HDMI (abnormality exists) connected to a monitor supporting cable) may be defective.
Page 253 Preparations for diagnosis of the HDMI block and related systems How to diagnose the HDMI audio/video input/output of this unit is explained here. Video input terminals for HDMI output HDMI Audio routing line Input Output Input Output HDMI Terminal HDMI →...
Page 254 Diagnosis of the video and audio lines between HDMI input and HDMI output How to diagnose the video and audio lines between HDMI input and HDMI output is explained here. [Procedures] 1. Make the preparations described in "Preparations for diagnosis of the HDMI block and related systems" on the previous page.
Page 255 Diagnosis of the line from the composite video input to the HDMI video output How to diagnose the line from the composite video input to the HDMI video output is explained here. [Procedures] 1. To forcibly input the composite signal to the video converter circuit, bypassing the signal-path switching IC, short-circuit the following points with a jumper: *1 SERVICE A-1 on the COMPOSITE V Assy <->...
Page 256 Diagnosis of the line from the S video input to the HDMI video output How to diagnose the line from the S video input to the HDMI video output is explained here. [Procedures] 1. To forcibly input the signal to the video converter circuit, short-circuit between the pads to R2231 (C input) and R2232 (Y input) on the S VIDEO Assy.
Page 257 Diagnosis of the line from the component video input to the HDMI video output How to diagnose the line from the component video input to the HDMI video output is explained here. [Procedures] 1. Make the preparations described in "Preparations for diagnosis of the HDMI block and related systems" on the previous page.
Page 258 HDMI Troubleshooting • It is assumed that there is no loose connection or damage in the LCRs. • There must not be an abnormality in pattern. UNReg input Q911 Emitter • The parts marked like in the following chart are located in "HDMI &DVC Assy Check Points"...
Page 259 IC101 (pins 58, 59, TMDS_RX2 62, 63, 66, 67, 70, 71) DDC_RX1 IC152 (pins 2, 5) Check the soldering of CN101. Do signals Check the soldering of CN102. Are signals If soldering has not been done (approx. 0.5 Vp-p) If soldering has not been done detected? run in all the correctly, replace CN101.
Page 260 Step 3: HDMI Step 3-2: CLK, DATA Step 3-3: Tx IC101 (pins 1-3, 121) VIDEO D381 (Cathode) Check the soldering of IC101. Check the soldering of D381. Is the voltage Is there a clock If soldering has not been done If soldering has not been done "H"...
Page 261 Step 4: DVC Step 4-1-2 R416-R417 (common line) X'TAL Check the soldering of X401 or S VIDEO IN CN1002 (pin 20) oscillation of IC401. If soldering has not been 28.63636MHz done correctly, replace X401 or output? IC401. Check the INTERFACE Assy Is there a signal and S VIDEO Assy.
Page 262 Step 4-2 Step 4-3-2 IC401 (pin 36) CLK, DATA IC701 (pins 29, 33) S-VIDEO OUT Check the soldering of IC401. Check the soldering of IC701. Is there a Is there a If soldering has not been done If soldering has not been done clock? signal? correctly, replace IC401.
Page 263 HDMI & DVC Assy Check Points HDMI & DVC ASSY SIDE A VSX-74TXVi...
Page 264: Diagnosis Of The 1394 Assy
7.1.5 DIAGNOSIS OF THE 1394 ASSY Before Making a Diagnosis Please check the following Trouble shooting prior to repairing the unit. i.LINK interface Symptom Remedy • Check that the source player is compatible with i.LINK audio. No sound is output. •...
Page 265 Preparations for diagnosis Detach the 1394 Assy with the flexible cables (FFCs) connected, as shown in the photos below, then make a diagnosis. [Procedures] Remove the bonnet, referring to "7.1.10 DISASSEMBLY." Remove the HDMI shield, first removing the three screws. Remove the two screws that secure the 1394 connector to the rear panel.
Page 266 1394 Assy Troubleshooting • It is assumed that there is no loose connection or damage in the LCRs. • There must not be an abnormality in pattern. • The parts marked like are located in the "1394 Assy check points" on page 222. Step 3: Operation of the Master Clock Step 1: Connections CN401, CN402...
Page 267 Step 5: Step 5-3 SACD playback (In a case of no SACD audio output) Step 5-1 DVD playback (In a case of no DVD audio output) CLK, DATA X302 (pin 3) 60958 IC301 (pin 82) Check the soldering of X302. oscillation If soldering has not been done of 22.5792MHz...
Page 268 1394 Assy Check Points 1394 ASSY SIDE A 1394 ASSY SIDE B VSX-74TXVi...
Page 269: Ipod Information
7.1.6 iPod INFORMATION iPod players supported by this unit This unit supports iPod, iPod mini, and iPod Photo players of the third or subsequent generation that have adopted the iPod Dock connector. The iPod cable is available as parts (Part No.: ADE7119). Error Messages FL display MONITOR OUT screen...
Page 270 Check the power line (Pin 4, 5) of (If charging starts, it means the iPod connector (CN2804). the power line is OK.) Is "Pioneer" Check Pins 42, 43 of the main displayed on the iPod player? (If it is displayed, microcomputer (IC101).
Page 271: Xm Radio Information
7.1.7 XM RADIO INFORMATION Products used for receiving XM Satellite Radio service A commercially available "Connect and Play Antenna" can be used with this unit. To activate the XM RADIO service, it is necessary to receive a broadcast using your "Connect and Play Antenna." About XM messages Symptom Cause...
Page 272: How To Update The Dsp Flash Rom By Playing Back A Cd
7.1.8 HOW TO UPDATE THE DSP FLASH ROM BY PLAYING BACK A CD [Purpose] By referring to this section, rewrite the DSP Flash ROM when required. Rewriting is instructed through service information, etc. By playing back a CD-R on which a DSP program is recorded, using a normal CD player, rewriting is possible. [Tools to be used] Please use DVD plaer based on MTK system (DV-270, 370, 373, 575K, 280, 380, 383, etc.
Page 273 [Procedures] 2. Check the versions of the DSP and microcomputer. Check the versions by referring to "Version indication" in "7.1.1 TEST MODE." 3. Connect a CD or DVD player. (1) Connect the CD or DVD player to be used for updating to any digital input connector of this unit. (2) With the INPUT SELECTOR, select the input being used.
Page 274 Troubleshooting Symptoms Items to be checked Is DSP writing mode entered? (Simultaneously press and hold the ↑ and VIDEO SELECT keys.) Is DIR locked? → You can check this on the Signal Select indicator if the input is set to Auto and Digital.
Page 275: How To Update The Flash Roms For Various Microcomputers
7.1.9 HOW TO UPDATE THE FLASH ROMS FOR VARIOUS MICROCOMPUTERS HDMI, MAIN and DSP microcomputer [Purpose] Refer to this section when updating of a Flash ROM is required by the service information, etc. [Tools to be used] • PC with a serial port •...
Page 276: Disassembly
7.1.10 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. 1. Before the Power Amp Block is removed Before the Power Amp Block is removed, discharge C4209 and C4210 on the TRANS 2-1 Assy, as indicated below. If you don't, the IC protectors (IC4261 and IC4262) on the VH TR Assy may be open, and DC voltage may be generated at the power amplifier output, which will result in "AMP ERR."...
Page 277 2. Disassembly Bonnet Power Amp Block Remove the four screws. Before removing the power AMP Block, discharge C4209 and C4210 on TRANS 2-1 Assy. Remove the four screws. Refer to "1. Before the Power AMP Block is removed". Remove the two screws. Remove the four screws.
Page 278 Replacing the Power Transistor Center Beam V1 Disconnect the three flexible cables and one connector. Remove the two screws. Disconnect the six connectors and one jumper. Remove the center beam V1. Remove the power amp block. Center beam V1 ×7 Power amp block POWER AMP IN Assy...
Page 279 HS Angle 74 HS Angle 74 Remove the four screws. Remove the four screws. Remove the HS angle 74. Remove the HS angle 74. HS angle 74 HS angle 74 ×2 ×2 ×2 ×2 POWER AMP IN Assy Replacing the Power Transistor Remove the one nylon rivet.
Page 280 Replacing the HDMI & DVC ASSY Rear Panel HDMI Shield Remove the four cushion circle 16Bs. Remove the BRIDGE 1 Assy by removing the two connectors. Disconnect the one connector. Remove the three screws. Remove the screw. Remove the HDMI shield. Remove the three screws.
Page 281 PCB Assys HDMI & DVC Assy Remove the PREOUT & CONTROL, AUDIO & MULTI CH IN, Remove the nyron rivet. V-AUDIO, COMPOSITE V, S VIDEO, BRIDGE 2 and Remove the HDMI & DVC Assy from the INTERFACE Assy. BRIDGE 3 Assys from the INTERFACE Assy. HDMI &...
Page 282 Replacing the INTERFACE ASSY DIGITAL MOTHER Assy INTERFACE Assy Remove the nyron rivet. Remove the two screws. Disconnect the two flexible cables. Remove the four screws. (VSX-74TXVi and VSX-74TXVi-S only) Release the locking card spacer. Disconnect the two flexible cables. Remove the DIGITAL MOTHER Assy with DSP Assy from Locking card spacer the INTERFACE Assy.
Page 283: How To Diagnose The Product With The Power Amp Block Removed
7.1.11 HOW TO DIAGNOSE THE PRODUCT WITH THE POWER AMP BLOCK REMOVED The failure in the Power Amp Block is suspected as shown in the table below. Symptom that is highly suspected to be caused Possible cause by a failure in the Power Amp Block 1 The power cannot be turned on, and the MCACC LED is flashing.
Page 284 Short circuit between pin8 (POSI_1) and pin 9 (GND) of CN5701 of the POWER PROTECT Assy, and Pin 3 (POSI_1) and pin 4 (GND) of CN5702 . POWER PROTECT Assy POSI_1 POSI_1 CN5701 CN5702 Turn the power on. (The power is on without the protection circuits activated.) POWER PROTECT Assy Diagnose...
Page 285: Failure Diagnosis Of The Power Amp Block
7.1.12 FAILURE DIAGNOSIS OF THE POWER AMP BLOCK 1. Damage on the current amplifier block If "AMP ERR" flashes on the FL display immediately after the power is turned on, then the unit is shut down, the power Check of the power transistor and collector resistance amplifier block is damaged, and DC voltage is output.
Page 286: Parts
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 IC101(ADSP-21266SKSTZ-2D), IC104(TC7W139FU), IC106(CY7C1049CV33-12VXC), IC101(PEG116A), IC103,IC2281,IC2282,IC203,IC211(CD4094BPW), IC2640,IC2407,IC2008,IC2009(CD4094BNS), IC201(PEG117A), IC281(F2602E-01), IC282(AAT4618IGV-0.5-1), IC304,IC305,IC318(SN74LVC1G97DCK), IC101(SiI9031CTU) IC301(SiI9030CTU), IC401(ADV7400AKSTZ-80), IC501(PEG118A), IC3201(PE5503A), IC2007(PDC131A) ADSP-21266SKSTZ-2D (DSP ASSY: IC101) •...
Page 287 Pin Name Function − VDDINT Core power supply (+1.2V) − Power supply return AD11 Parrallel port address/Data AD10 Parrallel port address/Data Parrallel port address/Data Parrallel port address/Data DAI_P1 (SD0A) Digital audio interface − VDDINT Core power supply (+1.2V) − Power supply return DAI_P2 (SD0B) Digital audio interface DAI_P3 (SCLK0)
Page 288 Pin Name Function − VDDINT Core power supply (+1.2V) FLAG2 Flag pin FLAG3 Flag pin − VDDINT Core power supply (+1.2V) − 100 GND Power supply return − 101 VDDINT Core power supply (+1.2V) − 102 GND Power supply return −...
Page 289 TC7W139FU (DSP ASSY : IC104) • 2-to-4 Line Decoder Pin Arrangement (Top view) Truth Table Inputs Outputs Selected Select Output Y3 3 GND 4 CY7C1049CV33-12VXC (DSP ASSY : IC106) • 512k X 8 Static RAM Pin Arrangement (Top view) Block Diagram A0 1 A1 2 A2 3...
Page 290 PEG116A (DIGITAL MOTHER ASSY : IC101) • Main Microcomputer Pin Arrangement (Top view) Vref(5V) P11/D9 VREF Avcc(5V) P12/D10 AVcc HDMI/DSP DO P13/D11 P97/ADTRG/SIN4 HDMI/DSP DI P14/D12 P96/ANEX1/SOUT4 HDMI/DSP CLK P15/D13/INT3 P95/ANEX0/CLK4 HDMI RDY P16/D14/INT4 P94/DA1/TB4IN HDMI RST P17/D15/INT5 P93/DA0/TB3IN 1394 DI P20/AN20/A0(/D0/_) P92/TB2IN/SOUT3 OPEN...
Page 291 Pin Function Mark Pin Name Pin Function VREF Vref(5V) Reference voltage AVcc Avcc(5V) Power supply (5V) P97/ADTRG/SIN4 HDMI/DSP DO Data input for HDMI/DSP microcomputer P96/ANEX1/SOUT4 HDMI/DSP DI O/L Data output for HDMI/DSP microcomputer P95/ANEX0/CLK4 HDMI/DSP CLK O/L Clock output for HDMI/DSP microcomputer P94/DA1/TB4IN HDMI RDY Ready input for HDMI microcomputer...
Page 292 Mark Pin Name Pin Function P56/ALE OPEN O/L NC (Open at memory expanded mode) P55/HOLD Vcc(5V) Vcc (5V) P54/HLDA OPEN O/L NC (Open at memory expanded mode ) P133 OSD RST O/L OSD communication P132 OSD CS O/L OSD communication P131 OSD DT/EXP DT O/L OSD communication &...
Page 293 Mark Pin Name Pin Function 101 P12/D10 O/L Data input/output of FLASH MEMORY communication 102 P11/D9 O/L Data input/output of FLASH MEMORY communication 103 P10/D8 O/L Data input/output of FLASH MEMORY communication 104 P07/AN07/D7 O/L Data input/output of FLASH MEMORY communication 105 P06/AN06/D6 O/L Data input/output of FLASH MEMORY communication 106 P05/AN05/D5...
Page 294 CD4094BNS (COMPONENT & VOL ASSY: IC2640) • Expansion 1 IC Pin Function Pin Name Pin Function Active NECK6 Outputs for limitter control NECK8 Outputs for limitter control BIAMP At BIAMP: H MRSP When SBch is MR&S output: H 12TRG1 12V trigger 1 output 12TRG2 12V trigger 2 output Cch setting: None...
Page 295 CD4094BPW (S VIDEO ASSY: IC2282) • Expansion IC Pin Function Pin Name Pin Function Active SMRA S-Video Room2 Function SMRB S-Video Room2 Function SMRC S-Video Room2 Function SRC1 S-Video Recout Select SRC2 S-Video Recout Select Vacant Vacant Vacant CD4094BNS (COMPOSITE V ASSY: IC2008) •...
Page 296 PEG117A (DIGITAL MOTHER ASSY : IC201) • DSP Microcomputer Pin Arrangement (Top view) DSP2SSI P13/D11 P94/DA1/TB4IN DSP2BUSY P14/D12 P93/DA0/TB3IN P15/D13/INT3 P92/TB2IN/SOUT3 P16/D14/INT4 P91/TB1IN/SIN3 HCLK P17/D15/INT5 P90/TB0IN/CLK3 BYTE P20/AN20/A0(/D0/_) BYTE CNVss P21/AN21/A1(/D1/D0) CNVss HRDY P22/AN22/A2(/D2/D1) P87/XCIN IRQ2 P23/AN23/A3(/D3/D2) P86/XCOUT RESET P24/AN24/A4(/D4/D3) RESET Xout P25/AN25/A5(/D5/D4)
Page 297 Pin Function Mark Pin Name Pin Function P94/DA1/TB4IN DSP2SSI Motorola DSP communication strobe P93/DA0/TB3IN DSP2BUSY Motorola DSP busy input (at MCACC function) Data output of microcomputer communication to the main microcomputer P92/TB2IN/SOUT3 P91/TB1IN/SIN3 Data input of microcomputer communication from the main microcomputer Clock input of microcomputer communication from the main microcomputer P90/TB0IN/CLK3 HCLK...
Page 298 Mark Pin Name Pin Function P41/A17 Address output of FLASH MEMORY communication P40/A16 Address output of FLASH MEMORY communication P37/A15 Address output of FLASH MEMORY communication P36/A14 Address output of FLASH MEMORY communication P35/A13 Address output of FLASH MEMORY communication P34/A12 Address output of FLASH MEMORY communication P33/A11...
Page 299 CD4094BPW (DIGITAL MOTHER ASSY: IC203) • Expansion 1 IC Pin Function Pin Name Pin Function Active XPDNAD AD IC reset H: Release the A/D reset, L: A/D reset ADOSR AD Over sampling setting Over-sampling at analog L: 88.2/96kHz, H: Others DDIRECT Digital Direct setting XLSSN...
Page 300 F2602E-01 (DIGITAL MOTHER ASSY : IC281) • XM/DT IC Pin Arrangement (Top view) LSDP_TXRX 1 HSDP_EN VSS 2 SC_TX_OUT 3 HSDP_CLK VDD 4 SC_RX_IN 5 HSDP_DATA VSS 6 COMMAND_SEL 7 TEST VDD 8 IRQ# 9 OSC_IN VSS 10 RESET# 11 OSC_OUT SLAVE_SEL Block Diagram...
Page 301 Pin Function Pin Name Function in Slave Mode Function in MasterMode LSDP_TXRX S=I, M=O Low speed data port output Low speed data port input − Digital ground Digital ground SC_TX_OUT S=O, M=O System controller bus (CBM) transmit data out System controller bus (CBM) transmit data out −...
Page 302 AAT4618IGV-0.5-1 (DIGITAL MOTHER ASSY : IC282) • Load Switching Pin Arrangement (Top view) Pin Function No. Pin Name Pin Function P-channel MOS FET drain OUT 1 − Ground FAULT Open-drain FAULT output GND 2 ON (ON) Enable input: 4618 active low, 4618- active high P-channel MOS FET source FAULT 3 ON (ON)
Page 303 SiI9031CTU (HDMI & DVC ASSY : IC101) • HDMI PanelLink Cinema Receiver Pin Arrangement (Top view) DGND DGND DVCC18 DVCC18 IOGND R0PWR5V IOVCC R1PWR5V MUTEOUT DSCL0 SPDIF DSDA0 CVCC18 DSCL1 CGND DSDA1 CSCL CSDA IOVCC IOGND CGND CVCC18 MCLKIN DACDVCC18 MCLKOUT DACDGND IOVCC...
Page 304 Block Diagram RESET# DSDA0 Registers Port ------------- DSCL0 CSDA Configuration Slave DSDA1 Slave CSCL Logic Block DSCL1 MCLKIN MCLKOUT NCLK Gen. XTALIN HDCP Keys Data XTALOUT EEPROM R1XC± 58,59 24-bit Data PanelLink R1X0± 62,63 HDMI HDCP & TMDS Mode HS,VS, Repeater Audio R1X1±...
Page 305 Pin Function No. Pin Name Function No. Pin Name Function − Data enable AGND TMDS analog GND − HSYNC Horizontal sync output control signal AVCC TMDS analog VCC (3.3V) VSYNC Vertical sync output control signal R0X0- TMDS input data pair of HDMI port 0 −...
Page 306 No. Pin Name Function No. Pin Name Function I2S serial data output 24-bit output pixel data bus − I2S serial data output CVCC18 Digital logic VCC (1.8V) − I2S serial data output CGND Digital logic GND I2S serial data output 24-bit output pixel data bus I2S word select output 24-bit output pixel data bus...
Page 307 SiI9030CTU (HDMI & DVC ASSY : IC301) • HDMI PanelLink Transmitter Pin Arrangement (Top view) CI2CA DSCL RESET# DSDA CSCL CSDA CVCC18 CVCC18 CGND CGND IOGND IOGND IOVCC IOVCC MCLK SPDIF CVCC18 CGND CVCC18 VSYNC CGND HSYNC Block Diagram DSDA E-DDC CSDA Master...
Page 308 Pin Function No. Pin Name Function No. Pin Name Function HSYNC Horizontal sync input control signal CI2CA I2C device address select VSYNC Vertical sync input control signal RESET# Reset pin (Active Low.) − CGND Digital core GND CSCL I2C clock −...
Page 309 ADV7400AKSTZ-80 (HDMI & DVC ASSY : IC401) • Video Decoder IC Pin Arrangement (Top view) AIN12 AIN5 AIN11 HS/CS AIN4 DGND AIN10 DVDDIO AGND CAPC2 CAPC1 BIAS AGND DGND DVDD REFOUT AVDD CAPY2 SFL/SYNC_OUT CAPY1 SCLK2 AGND DGND DVDDIO AIN3 SDA2 AIN9 AIN2...
Page 310 No. Pin Name Function No. Pin Name Function Video pixel input port CAPY1 ADC capacitor network Video pixel output port CAPY2 ADC capacitor network − Video pixel output port AVDD Analog supply voltage (3.3V) Video pixel input/output port REFOUT Internal voltage reference output Video pixel output port Common-mode level pin for the internal ADCs −...
Page 311 PEG118A (HDMI & DVC ASSY : IC501) • HDMI Microcomputer Pin Arrangement (Top view) HD_DO P10/D8 P96/ANEX1/SOUT4 HD_SCK P95/ANEX0/CLK4 P11/D9 VCRST P94/DA1/TB4IN P12/D10 I2CSELA P93/DA0/TB3IN P13/D11 F/DE(NC) P92/TB2IN/SOUT3 P14/D12 P15/D13/INT3 P91/TB1IN/SIN3 BOOT P16/D14/INT4 P90/TB0IN/CLK3 P17/D15/INT5 BYTE CNVSS P20/A0(/D0/_) CNVss FSEL0 P21/A1(/D1/D0) P87/XCIN FSEL1...
Page 312 Pin Function Mark Pin Name Pin Function P96/ANEX1/SOUT4 HD_DO Main controller communication P95/ANEX0/CLK4 HD_SCK Main controller communication P94/DA1/TB4IN VCRST ADV7400A, ADV7172K P93/DA0/TB3IN I2CSELA Access selection of EDID 1or 0 or SiI P92/TB2IN/SOUT3 F/DE(NC) P91/TB1IN/SIN3 Not connected P90/TB0IN/CLK3 BOOT BYTE Ground −...
Page 313 Mark Pin Name Pin Function P43/A19 Address output for IC502 (open) P42/A18 Address output for IC502 P41/A17 Address output for IC502 P40/A16 Address output for IC502 P37/A15 Address output for IC502 P36/A14 Address output for IC502 P35/A13 Address output for IC502 P34/A12 Address output for IC502 P33/A11...
Page 314 PE5503A (DISPLAY ASSY : IC3201) • Display Microcomputer Pin Arrangement (Top view) P87/FIP20 p_5s p_1w_wp Vload VFDP p_gp_out_c_8 P36/BUZ P90/FIP21 p_6s p_xanteck P91/FIP22 P35/PCL p_7s p_gp_out_c_7 P92/FIP23 P34/TI2 p_8s p_input_r P93/FIP24 P33/TI1 p_9s p_input_l P94/FIP25 P32/TO2 p_10s p_vol_m P95/FIP26 P31/TO1 p_11s p_vol_p P96/FIP27...
Page 315 Positive power supply p_1w_wp Main microcomputer start-up output corresponding to 1W P36/BUZ p_gp_out_c_8 General-purpose output (CMOS_8) for IR2SW (must be tied L) P35/PCL p_xanteck xantec correspondence L: set2 (PIONEER), H: set1 (others) P34/TI2 p_gp_out_c_7 General-purpose output (CMOS_7) P33/TI1 p_input_r MULTIJOG P32/TO2 p_input_l...
Page 316 Mark Pin Name Pin Function P123/FIP48 p_33s FL drive P122/FIP47 p_32s FL drive P121/FIP46 p_31s FL drive P120/FIP45 p_30s FL drive P117/FIP44 p_29s FL drive P116/FIP43 p_28s FL drive P115/FIP42 p_27s FL drive P114/FIP41 p_26s FL drive P113/FIP40 p_25s FL drive P112/FIP39 p_24s FL drive...
Page 317 PDC131A (COMPOSITE V ASSY : IC2007) • Character Generator IC Pin Arrangement (Top view) Pin Function Pin Name Pin Function − VSS1 Ground connection (digital system ground) XtalIN Crystal oscillator connection XtalOUT Crystal oscillator connection CTRL1 Crystal oscillator input switching BLANK Outputs the blank signal OSCIN...
Page 318: Panel Facilities
8. PANEL FACILITIES Front panel Illustration shows the VSX-74TXVi front panel VSX-74TXVi AUDIO/VIDEO MULTI-CHANNEL RECEIVER STANDBY/ON PHASE CONTROL DIGITAL PRECISION PROCESSING PHASE MCACC AUTO SURR/ HOME STANDARD ADVANCED CONTROL POSITION STREAM DIRECT SURROUND SURROUND INPUT MASTER SELECTOR VOLUME MULTI - ROOM & SPEAKERS (TUNE +) BAND...
Page 319 HDMI indicator 21 SBch PROCESSING Blinks when connecting an HDMI-equipped Selects the surround back channel mode or virtual component; lights when the component is connected. surround back mode. 10 i.LINK indicator (VSX-74TXVi only) 22 STEREO Lights when an i.LINK-Audio-equipped Switches to stereo playback. component is selected.
Page 320 Display SIGNAL VIDEO CONV. V.SB DNR MIDNIGHT TUNED DIGITAL MULTI-ROOM DIALOGUE LOUDNESS STEREO WMA9 Pro 96/24 AUTO OVER ATT Hi-bit/sampling TONE MONO DSD PCM HDMI SBL SB DIGITAL TUNER MULTI IN DV D SA T VIDEO HDMI USB XM ANALOG [ 1 ] CD-R PHONO...
Page 321 Input source buttons Press to select control of other components (see Remote control Controlling the rest of your system). Number buttons and other receiver/ SYSTEM OFF INPUT RECEIVER SOURCE component component controls SELECT Use the number buttons to directly select a radio frequency or the tracks on a CD, DVD, etc.
Page 322 TV - Use to turn on/off the power of the TV. RESET - See Resetting the remote control presets. TV VOL +/– - Use to adjust the volume on your TV. READ ID - See Confirming preset codes. INPUT SELECT - Use to select the TV input 14 RECEIVER signal.
Page 323 Rear panel FRONT CENTER AC OUTLET AC OUTLET VIDEO1/ GAME1 CENTER SURROUND DVR / VCR 1 DVR / VCR 2 VIDEO IDEO IDEO 6 HDMI connectors (x3) Caution Two inputs and one output for high-quality audio/video connection to compatible HDMI Before making or changing the connections, devices.
Page 324 21 Switched AC power outlet (100W/0.8A max.) 16 Control input/output Use to power another component in the system. Use to connect other Pioneer components so Power to the outlet switches on and off with the that you can control all your equipment from a receiver.

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