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VSX-1022-K
5
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8
A
B
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F
CONTENTS
SAFETY INFORMATION.......................................................................................................................................................... 2
1. SERVICE PRECAUTIONS .................................................................................................................................................... 5
1.1 NOTES ON SOLDERING ............................................................................................................................................... 5
1.2 NOTES ON REPLACING PARTS ................................................................................................................................... 5
1.3 SERVICE NOTICE.......................................................................................................................................................... 5
2. SPECIFICATIONS................................................................................................................................................................. 6
3. BASIC ITEMS FOR SERVICE .............................................................................................................................................. 8
3.1 CHECK POINTS AFTER SERVICING ........................................................................................................................... 8
3.2 JIGS LIST ....................................................................................................................................................................... 8
3.3 PCB LOCATIONS ........................................................................................................................................................... 9
4. BLOCK DIAGRAM .............................................................................................................................................................. 12
4.1 OVERALL WIRING DIAGRAM ..................................................................................................................................... 12
4.2 AUDIO BLOCK DIAGRAM (VSX-1022-K, VSX-42) ...................................................................................................... 14
4.3 AUDIO BLOCK DIAGRAM (VSX-822-K) ...................................................................................................................... 16
4.4 D-MAIN BLOCK DIAGRAM .......................................................................................................................................... 18
4.5 D-AUDIO BLOCK DIAGRAM ........................................................................................................................................ 20
4.6 D-MAIN BLOCK DIAGRAM (1/2).................................................................................................................................. 22
4.7 D-MAIN BLOCK DIAGRAM (2/2).................................................................................................................................. 24
4.8 CPU BLOCK DIAGRAM ............................................................................................................................................... 26
4.9 VIDEO BLOCK DIAGRAM............................................................................................................................................ 28
4.10 POWER SUPPLY BLOCK DIAGRAM......................................................................................................................... 30
5. DIAGNOSIS ........................................................................................................................................................................ 32
5.1 TROUBLESHOOTING .................................................................................................................................................. 32
5.2 ADAPTER ERROR MESSAGE .................................................................................................................................... 44
5.3 USB/iPod ERROR MESSAGE...................................................................................................................................... 44
5.4 DETECTION CIRCUIT ................................................................................................................................................. 45
5.5 IC INFORMATION ........................................................................................................................................................ 47
6. SERVICE MODE ................................................................................................................................................................. 51
6.1 SERVICE MODE .......................................................................................................................................................... 51
7. DISASSEMBLY ................................................................................................................................................................... 55
8. EACH SETTING AND ADJUSTMENT ................................................................................................................................ 64
8.1 ADJUSTMENT REQUIRED WHEN THE UNIT IS REPAIRED OR REPLACED .......................................................... 64
8.2 UPDATING OF THE FIRMWARE ................................................................................................................................. 65
8.3 IDLE CURRENT ADJUSTMENT .................................................................................................................................. 69
9. EXPLODED VIEWS AND PARTS LIST............................................................................................................................... 72
9.1 PACKING SECTION ..................................................................................................................................................... 72
9.2 EXTERIOR SECTION .................................................................................................................................................. 74
10. SCHEMATIC DIAGRAM .................................................................................................................................................... 78
10.1 AUDIO ASSY .............................................................................................................................................................. 78
10.2 AMP7 ASSY (1/2)(VSX-1022-K, VSX-42) .................................................................................................................. 80
10.3 AMP7 ASSY (2/2)(VSX-1022-K, VSX-42) .................................................................................................................. 82
10.4 AMP5 ASSY (1/2)(VSX-822-K)................................................................................................................................... 84
10.5 AMP5 ASSY (2/2)(VSX-822-K)................................................................................................................................... 86
10.6 MAIN ASSY ................................................................................................................................................................ 88
10.7 D-MAIN ASSY (1/7)(VSX-1022-K, VSX-42) ............................................................................................................... 90
10.8 D-MAIN ASSY (2/7)(VSX-1022-K, VSX-42) ............................................................................................................... 92
10.9 D-MAIN ASSY (3/7)(VSX-1022-K, VSX-42) ............................................................................................................... 94
10.10 D-MAIN ASSY (4/7)(VSX-1022-K, VSX-42) ............................................................................................................. 96
10.11 D-MAIN ASSY (5/7)(VSX-1022-K, VSX-42) ............................................................................................................. 98
10.12 D-MAIN ASSY (6/7)(VSX-1022-K, VSX-42) ........................................................................................................... 100
10.13 D-MAIN ASSY (7/7)(VSX-1022-K, VSX-42) ........................................................................................................... 102
10.14 D-MAIN ASSY (1/7)(VSX-822-K)............................................................................................................................ 104
10.15 D-MAIN ASSY (2/7)(VSX-822-K)............................................................................................................................ 106
10.16 D-MAIN ASSY (3/7)(VSX-822-K)............................................................................................................................ 108
10.17 D-MAIN ASSY (4/7)(VSX-822-K)............................................................................................................................ 110
10.18 D-MAIN ASSY (5/7)(VSX-822-K)............................................................................................................................ 112
10.19 D-MAIN ASSY (6/7)(VSX-822-K)............................................................................................................................ 114
10.20 D-MAIN ASSY (7/7)(VSX-822-K)............................................................................................................................ 116
10.21 CPU ASSY.............................................................................................................................................................. 118
10.22 VIDEO, G-L, G-R, WG-A and WG-B ASSYS.......................................................................................................... 120
10.23 BT CNT, OPTCO, BRG-1 and BRG-2 ASSYS........................................................................................................ 122
10.24 BT and F-USB ASSYS ........................................................................................................................................... 124
10.25 FRONT, INSEL, HP, MIC, FVIDEO and WG ASSYS ............................................................................................. 126
10.26 STBY ASSY............................................................................................................................................................ 128
Summary of Contents for VSX-1022-K
Page 11: ...11 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F ...
Page 15: ...15 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F S HP ASSY C MAIN ASSY B AMP7 ASSY P F USB ASSY ...
Page 17: ...17 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F S HP ASSY C MAIN ASSY Y B AMP5 ASSY P F USB ASSY ...
Page 23: ...23 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F ...
Page 25: ...25 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F IC9204 DM860A UPD78F1167AGF ...
Page 26: ...26 VSX 1022 K 1 2 3 4 A B C D E F 1 2 3 4 4 8 CPU BLOCK DIAGRAM E CPU ASSY ...
Page 27: ...27 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F ...
Page 28: ...28 VSX 1022 K 1 2 3 4 A B C D E F 1 2 3 4 4 9 VIDEO BLOCK DIAGRAM F VIDEO ASSY ...
Page 29: ...29 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F ...
Page 31: ...31 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F ...
Page 71: ...71 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F ...
Page 129: ...129 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F ...
Page 139: ...139 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F C SIDE B CN3 CN2 CN1 CP3 CP1 ...