Table Of Contents - Pioneer VSX-321-K-P Service Manual

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CONTENTS
SAFETY INFORMATION.......................................................................................................................................................... 2
1. SERVICE PRECAUTIONS .................................................................................................................................................... 4
1.1 NOTES ON SOLDERING ............................................................................................................................................... 4
1.2 NOTES ON REPLACING PARTS ................................................................................................................................... 4
1.3 SERVICE NOTICE.......................................................................................................................................................... 4
2. SPECIFICATIONS................................................................................................................................................................. 5
3. BASIC ITEMS FOR SERVICE .............................................................................................................................................. 7
3.1 CHECK POINTS AFTER SERVICING ........................................................................................................................... 7
3.2 JIGS LIST ....................................................................................................................................................................... 7
3.3 PCB LOCATIONS ........................................................................................................................................................... 8
4. BLOCK DIAGRAM .............................................................................................................................................................. 10
4.1 OVERALL CONNECTION DIAGRAM........................................................................................................................... 10
4.2 OVERALL BLOCK DIAGRAM....................................................................................................................................... 12
4.3 D-MAIN BLOCK DIAGRAM .......................................................................................................................................... 14
5. DIAGNOSIS ........................................................................................................................................................................ 16
5.1 TROUBLESHOOTING.................................................................................................................................................. 16
5.2 PROTECTION CIRCUIT............................................................................................................................................... 23
5.3 IC INFORMATION ........................................................................................................................................................ 24
6. SERVICE MODE ................................................................................................................................................................. 36
6.1 SERVICE MODE .......................................................................................................................................................... 36
7. DISASSEMBLY ................................................................................................................................................................... 39
7.1 VSX-321-K-P ................................................................................................................................................................ 39
7.2 S-22W-P ....................................................................................................................................................................... 47
7.3 S-11-P........................................................................................................................................................................... 48
8. EACH SETTING AND ADJUSTMENT ................................................................................................................................ 49
8.1 UPDATING OF THE FIRMWARE ................................................................................................................................. 49
9. EXPLODED VIEWS AND PARTS LIST............................................................................................................................... 54
9.1 PACKING SECTION ..................................................................................................................................................... 54
9.2 VSX-321-K-P SECTION ............................................................................................................................................... 56
9.3 S-22W-P SECTION ...................................................................................................................................................... 59
9.4 S-11-P SECTION.......................................................................................................................................................... 60
10. SCHEMATIC DIAGRAM .................................................................................................................................................... 62
10.1 INPUT ASSY .............................................................................................................................................................. 62
10.2 AMP ASSY ................................................................................................................................................................. 64
10.3 MAIN ASSY (1/2)........................................................................................................................................................ 66
10.4 MAIN ASSY (2/2)........................................................................................................................................................ 68
10.5 D-MAIN ASSY (1/3) .................................................................................................................................................... 70
10.6 D-MAIN ASSY (2/3) .................................................................................................................................................... 72
10.7 D-MAIN ASSY (3/3) .................................................................................................................................................... 74
10.8 BR1, HP, FUNC and FRONT ASSYS ......................................................................................................................... 76
10.9 DG ASSY.................................................................................................................................................................... 78
10.10 CNT, G-T, G-L and G-H ASSYS ............................................................................................................................... 79
10.11 STBY ASSY.............................................................................................................................................................. 80
10.12 S-11-P....................................................................................................................................................................... 81
11. PCB CONNECTION DIAGRAM ........................................................................................................................................ 82
11.1 INPUT ASSY .............................................................................................................................................................. 82
11.2 AMP ASSY ................................................................................................................................................................. 84
11.3 MAIN ASSY ................................................................................................................................................................ 86
11.4 D-MAIN ASSY ............................................................................................................................................................ 90
11.5 BR1, HP, FUNC and FRONT ASSYS ......................................................................................................................... 94
11.6 DG ASSY.................................................................................................................................................................... 96
11.7 CNT ASSY.................................................................................................................................................................. 97
11.8 G-T, G-L and G-H ASSYS .......................................................................................................................................... 98
11.9 STBY ASSY................................................................................................................................................................ 99
12. PCB PARTS LIST ............................................................................................................................................................ 100
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