Pioneer VSX-323-K Service Manual Download Page 10 | Manualshive

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VSX-323-K

1

2

3

4

A

B

C

D

E

F

1

2

3

4

2.2 VCC BLOCK DIAGRAM

CPU B'D

MAIN TRANS

REGULATOR B'D

MAIN B'D

100/

16

1N4007

CPU_ST_VCC

1N4007

1N4007

1N4007

S4(FLT)

0.2A

2.5A

IL1117-3.3

6.8V

2200/

16(12*

16)

2

1

JE202B1T2

S3(+12V)

M3V3

A-6.8V

STBY_RLY'

4N7

1

3

2

4

HL3-1A-6SH

S2(+12V,-12V)

1.0A

S1(AMP B+/B-)

2.7A

KIA7912PI

KIA7812API

ZJ16B

ZJ16B

KIA7805API

A+6.8V

A_-12V

6.8V

AUDIO PART

+12V

AC
CORD

E

K

STBY ASSY

MAIN ASSY

A

F

REG ASSY

M

F

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Summary of Contents for VSX-323-K

Page 1: ...RATION 2013 2013 Printed in Japan VSX 323 K RRV4438 AV Receiver VSX 323 K THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL S AND TYPE S This service manual should be used together with the following manual s For SPECIFICATIONS and PANEL FACILITIES refer to the operating instructions Model Type Power Requirement Remarks VSX 323 K SYXE8 AC 220 V to 230 V VSX 323 K PWVXE8 AC 220 V to 240 V VSX 323 K ...

Page 2: ...IL 7028073652010 IL No 62 2 G R Assy Not used 7028073656010 IL 7028073656010 IL 7028073656010 IL No 63 2 G S Assy Not used 7028073657010 IL 7028073657010 IL 7028073657010 IL No 64 NSP 1 PCB TTL ASSY DMAIN 7025HK1215011 IL 7025HK1212011 IL 7025HK1212021 IL 7025HK1212031 IL NSP 1 PCB TTL ASSY FRONT 7025HK1215012 IL 7025HK1212012 IL 7025HK1212022 IL 7025HK1212032 IL P46 9 2 HP Assy 7028073672020 IL 7...

Page 3: ...7820 IL 5707000007820 IL 5707000007830 IL P43 16 Box Gift Not used 60072123701F0 IL 60072123701G0 IL 60072123701H0 IL P43 17 Cushion Snow 6230212914000 IL 6230213384000 IL 6230213384000 IL 6230213384000 IL P43 18 PE Sheet 6327040059000 IL 6327040059000 IL 6327040059000 IL 6327040059000 IL NSP P43 24 Warranty Card Not used ARY7158 ARY7158 Not used EXTERIOR SECTION VSX 323 K P46 16 Cord Assy L068250...

Page 4: ...4 VSX 323 K 1 2 3 4 A B C D E F 1 2 3 4 EXPLODED VIEWS PACKING SECTION 1 2 Dry cell batteries 2 2 ...

Page 5: ...5 VSX 323 K 5 6 7 8 5 6 7 8 A B C D E F EXTERIOR SECTION VSX 323 K PWVXE8 DLXE only DLXE only Black White SYXE8 only Heatsink Binder A F D F MF L F ...

Page 6: ...ferent components are not available as service part they are not listed KF STBY ASSY 7028073682010 IL 7028073682030 IL and 7028073682040 IL are constructed the same with the exception of some components including the following Mark Symbol and Description 7028073701010 IL 7028073651010 IL 7028073651020 IL 7028073651030 IL Remarks IC403 J121458001010 IL Not used Not used Not used IC404 Not used J121...

Page 7: ...PCB PARTS LIST FU301 FUSE GLASS TUBE 20MM T3 15AL250V N751503151160 IL N751503151160 IL Not used FU301 FUSE GLASS TUBE 20MM T6 3AL250V Not used Not used N751506301160 IL Mark Symbol and Description 7028073682010 IL 7028073682030 IL 7028073682040 IL Remarks Mark No Description Part No MF REG ASSY SEMICONDUCTORS IC 106 J126780500110 IL IC 107 J126781200040 IL IC 108 J126791200060 IL D 114 115 117 11...

Page 8: ...SW C SL SR FR AIN_R HDMI_IN_4 HDMI_IN_4 HDMI_IN_3 HDMI_IN_1 12V C MUTE_B SW FR SL FL FL AIN_L HDMI_IN_2 Q426 Q428 SL FR IC401 USB_D Q419 SR Q427 IC2016 12V SAT_R CD_R SAT_L TUNER_L VOL_DATA UTC4580E OPT COAX SW_SUM MC51 Q425 DVD_R TUNER_R DVD_L CD_L USB_D VOL_CLK C D MAIN ASSY MAIN ASSY A F B OPTCO AS I FUSB ASS ...

Page 9: ... C_OUT SL_OUT SL_FB FL_FB SR SL FR_OUT SR_FB C_FB FL_OUT 12V Q422 Q416 Q428 Q446 Q440 12V F_RLY HP_RO HP_LO Q458 Q434 Q452 Q404 Q410 HIGHGND ASO_PROT DC_DET3 Q405 Q2 Q3 Q11 Q10 OPT COAX HIGHB SR_FB SL_FB C_FB FR_FB FL_FB Q4 Q9 F FRONT ASSY H HP ASSY E CPU ASSY Y MAIN ASSY A F AMP5 ASSY D F B OPTCO ASSY I FUSB ASSY ...

Page 10: ...16 1N4007 CPU_ST_VCC 1N4007 1N4007 1N4007 S4 FLT 0 2A 2 5A IL1117 3 3 6 8V 2200 16 12 16 2 1 JE202B1T2 S3 12V M3V3 A 6 8V STBY_RLY 4N7 1 3 2 4 HL3 1A 6SH S2 12V 12V 1 0A S1 AMP B B 2 7A KIA7912PI KIA7812API ZJ16B ZJ16B KIA7805API A 6 8V A_ 12V 6 8V AUDIO PART 12V AC CORD E K STBY ASSY MAIN ASSY A F REG ASSY MF ...

Page 11: ... 12V BD9328 BD9328 D3V3 0 0 D1 2V_ON FL 30V USB 5V D5V SUB_ON DSP 3 3V USB H 3 3V IL1117 5 0 1 6 2 3 5 4 RAQ045P01 1 6 2 3 5 4 RAQ045P01 A 6 8V 5V DC DC_ON1 USB5V_ON OVER_CURRENT_DET DC DC_3V15 D 3V15 H_1V8_ON VCC_16315 ST_LED H 5V H 1 8V A 6 8V A_ 12V 6 8V AUDIO PART 12V NJM2387 D3V3 IC2024 NCP380 H 3 3V NJM2831F33 1 6 2 3 5 4 RAQ045P01 1 6 2 3 5 4 RAQ045P01 CPU_ST_VCC H_3V3_ON VIDEO PART SA1117D...

Page 12: ... D E F 1 2 3 4 2 3 GND BLOCK DIAGRAM FL_HP FL_A FV FR_A CEN_A FL FL FR C AC CORD FV A 12V A 12V FR_HP FR FRONT B D POWER TRANS REGULATOR B D STBY B D MICOM REGILATOR O G INSEL ASSY H HP ASSY K STBY ASSY MAIN ASSY A F REG ASSY MF ...

Page 13: ...ROTECTION FV FR_A CEN_A CV A 12V CEN_A SUV A 12V SR_A L FR C C SR A 12V SL_A HIGHB1 A 12V SL HIGHB A 12V T B D D MAIN B D CNT B D CPU B D AMP B D MAIN B D C D MAIN ASSY F FRONT ASSY E CPU ASSY J CNT ASSY B OPTCO ASSY I FUSB ASSY ASSY AMP5 ASSY D F ...

Page 14: ... R131 OPEN C61 100N EB 100V SP 2507 L3 R9 10 1 C3 22N EB 100V R11 10 1 L5 SP 2507 C8 22N EB 100V C14 22N EB 100V C11 22N EB 100V HGND WIRE HGND WIRE D5 LBAS16HT1G D4 LBAS16HT1G D3 LBAS16HT1G D2 LBAS16HT1G 100 25 6 3 11 C53 51K R50 R64 22 1 4 C101 330 63 12 5 20 R51 51K C298 10N K R65 10K 1 50 C103 R60 27K 2N2 K C98 H P OPAMP OPTION C9 47N EB 100V C12 47N EB 100V FRONT_H P B D TO SPEAKER Chassis GN...

Page 15: ...AS16HT1G D417 CP14 Q1208 L OPEN Q1207 XTAL1201 MUTE XTAL1200 REF NO C616 10 50 1K R608R 17M734 18P SW_SUM VOL_DATA HP_RLY VF 30V DC_PRO U DGND U DGND R59 10K ZD24 ZJ16B C100 10N K 33K R293 Q1209 RT1N430C Q1208 RT1P141C L OPEN J1202 Q1209 J1201 J1200 NJM41050VT LOGIC TABLE C607 10N K 0 1608 100N K C612 C614 NTSC PAL SELECT PWVXE SYXE PAL HP_DET VOL_CLK A_MUTE THER_DET U DGND VF 30V MUTE_B U DGND C6...

Page 16: ... 2012 470K R478 R483 R482 4K7 R447 D415 LBAS16HT1G 680P J C511 R551 100K R512 470 C480 100P J C425 150N R 63V 47N EB 100V C424 C427 100 16 R513 47K C481 1N K 100 16 C429 100 16 C428 100 16 C431 10 50 C430 8 4 5 6 3 2 1 7 UTC4580E IC403 8 4 5 6 3 2 1 7 IC402 UTC4580E 470K R610 10 50 C462 R574 10K 91K R571 R559 10K C509 10 50 C449 22N EB 100V R507 1K5 C548 100N K R592 R595 R537 R527 R522 C465 100P J...

Page 17: ...415 1K5 GND GND C484 47P J C446 10 50 D133 LBAS16HT1G C420 10 50 D131 LBAS16HT1G C406 10 50 D127 LBAS16HT1G C563 100P J C435 C561 100P J C419 Q406 INC2001AC1 C559 INC2001AC1 Q405 100P J C407 GND GND GND 100 16 C432 D135 LBAS16HT1G C401 10 50 D129 LBAS16HT1G R488 INC2001AC1 Q410 C568 R487 C560 100P J C426 INC2001AC1 Q402 INC2001AC1 Q407 8 4 3 2 7 5 6 1 IC406 E C569 Q419 RT1P141C 98 97 96 95 94 93 9...

Page 18: ...3 4 5 6 5267 13A CP111 JUMPER J109 C279 100 6 3 6 3 5 JUMPER J111 JUMPER J113 C282 100 16 6 3 11 R281 JUMPER J116 C292 10000 16 22 25 C283 4700 25 16 25 D119 1N4007 D114 1N4007 47N EB 100V C2891 10N K C293 D120 R282 10N K C280 C281 10N K R286 0R22 1 F100 R284 0R22 1 D10SB60 D121 C287 1 2 35328 020 CP113 1 3 2 5267 03A CP109 C290 100 16 6 3 11 1 3 2 IC106 KIA7805API 1 3 2 IC107 KIA7812API 1 3 2 IC1...

Page 19: ...D10SB60 10000 16 18 35 GND AC A 12V 4700 25 16 25 VGND AC HDMI_ 12V KIA7912PI KIA7812API KIA7812API KIA7805API DMAIN AC R283 JP30 JP34 R280 C287 C279 JP159 F100 R284 JP161 IC106 C88 C89 JP158 R279 R286 C291 CP114 JP163 C231 CP109 JP160 C283 D115 D117 JP164 J115 J116 J112 JP165 J114 C285 CP113 D114 D119 JP166 IC107 J113 J117 CP111 J109 J110 J111 C288 IC108 C292 CP109 CP113 CP111 CP114 TRANS CP109 T...

Page 20: ... R13 JP26 R30 JP65 R295 JP19 JP29 JP22 R7 R290 R9 C12 L4 R11 JP37 C67 C68 JP12 R35 R36 L5 R64 JP64 Q129 Q131 CP101 R130 R132 R297 L2 JP28 ZD24 ZD25 R66 Q17 C102 C5 C57 D125 Q130 Q132 R28 C53 C556 R16 L3 R10 J JP108 JP1 JP3 C11 GND4 C61 C64 JP5 JP7 C17 JP31 R14 R6 CP8 D23 JP179 JP182 JP41 C4 R8 RLY3 R291 C9 JP45 CP1 JP11 JP25 C99 JP21 R293 CP3 R292 R287 JP145 JP89 R298 JP62 JP136 JP61 JP95 CN4 JP32...

Page 21: ... JP40 JP127 R564 JP99 R1248 JP81 JP54 JP76 JP77 JP102 JP98 R9 JP142 JP109 JP118 R518 JP100 JP197 JP200 JP198 R176 JP131 JP132 R1240 JP222 JP206 JP210 JP205 JP221 JP204 ZD24 ZD25 C5 C57 C556 JP144 JP126 JP93 C492 C499 JP108 JP117 C464 JP134 JP207 C423 C424 C427 C428 C447 C448 JP110 JP53 C1251 C498 C1209 C1226 C406 C439 C444 C475 JP201 JP83 R173 C436 C1246 L1200 R1241 R1243 XTAL1201 C1233 C616 JP202...

Page 22: ...3 K 1 2 3 4 A B C D E F 1 2 3 4 AF CN2 CP110 CP13 CP14 CP4 IC Q IC400 IC404 IC406 IC401 IC402 IC1200 Q1209 Q1208 Q1210 Q425 Q428 Q426 Q1208 Q1207 Q425 Q419 Q427 Q414 Q402 Q405 Q406 Q407 Q410 SIDE B MAIN ASSY A F ...

Page 23: ...23 VSX 323 K 5 6 7 8 5 6 7 8 A B C D E F AF CN4 CP101 CP1 CP110 CP3 CP8 C400 IC402 Q2 Q3 Q4 Q5 Q9 Q10 Q11 Q12 Q14 Q15 Q16 Q416 Q417 SIDE B ...

Page 24: ...5FR C211FR R206FR D201FRR225FR C209SR DZ203SR J305 R218SR C219SR J260 R208FR R216SR C201FR D201SR R210FR R201FR R214SR J298 R219SR R222SR DZ202SR R223SR C208SR Q203SR R208SR Q201SR Q202SR R210SR R207SR C202SR C219C DZ203C J306 R218C R220C R221C J270 R216C R205C C204C R226C C205C DZ20 Q203C R201 FG3 J317 J269 R213FR R230FR J296 C207FR J252 J253 J280 R230SR C207SR C220SR J273 J274 C210SR J324 J249 J...

Page 25: ...220C J300 R212C R219C DZ202C J310 Q203C R208C R228 C201C R201C R209C C212 R214SL C208SL J301 R223SL R220SL R221SL R222SL R224SL J288 J315 R216SL J264 C214 C220SL R212SL R218FL J246 J335 R208SL R211SL J254 Q201SL Q202SL R201SL C205SL R214FL R224FL R223FL R220FL R222FL R221FL R212FL J261 J265 J285 Q207FL R216FL R203FL D201FL R206FL C205FL C211FL R226FL R211FL C201FL R201FL R209FL J250 J257 Q202C C21...

Page 26: ...26 VSX 323 K 1 2 3 4 A B C D E F 1 2 3 4 4 4 G L G R and G S ASSYS CLAMP100 Pb Pb Pb SIDE B G L ASSY G R ASSY G S ASSY SIDE A G L ASSY G R ASSY G S ASSY ...

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