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VSX-1020-K
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CONTENTS
SAFETY INFORMATION ..........................................................................................................................................................2
1. SERVICE PRECAUTIONS ....................................................................................................................................................5
1.1 NOTES ON SOLDERING ...............................................................................................................................................5
1.2 NOTES ON REPLACING PARTS ...................................................................................................................................5
1.3 CAUTION ........................................................................................................................................................................5
2. SPECIFICATIONS .................................................................................................................................................................6
2.1 SPECIFICATIONS...........................................................................................................................................................6
2.2 PANEL FACILITIES .........................................................................................................................................................7
3. BASIC ITEMS FOR SERVICE.............................................................................................................................................11
3.1 CHECK POINTS AFTER SERVICING..........................................................................................................................11
3.2 PCB LOCATIONS .........................................................................................................................................................12
3.3 JIGS LIST......................................................................................................................................................................13
4. BLOCK DIAGRAM ...............................................................................................................................................................14
4.1 OVERALL
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IRING DIAGRAM......................................................................................................................................14
4.2 DIGITAL AUDIO BLOCK DIAGRAM..............................................................................................................................16
4.3 ANALOG AUDIO BLOCK DIAGRAM ............................................................................................................................1
8
4.4 DIGITAL VIDEO BLOCK DIAGRAM..............................................................................................................................19
4.5 ANALOG VIDEO BLOCK DIAGRAM ............................................................................................................................20
4.6 GND BLOCK DIAGRAM ...............................................................................................................................................22
5. DIAGNOSIS .........................................................................................................................................................................25
5.1 DIAGNOSIS FLO
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CHART...........................................................................................................................................25
5.2 ERROR INDICATIONS..................................................................................................................................................40
6. SERVICE MODE .................................................................................................................................................................41
6.1 TEST MODE .................................................................................................................................................................41
7. DISASSEMBLY ....................................................................................................................................................................43
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. EACH SETTING AND ADJUSTMENT ................................................................................................................................50
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.1 HO
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TO UPDATE FIRM
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ARE ....................................................................................................................................50
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.2 IDLE CURRENT ADJUSTMENT ..................................................................................................................................53
9. EXPLODED VIE
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S AND PARTS LIST ...............................................................................................................................54
9.1 PACKING SECTION......................................................................................................................................................54
9.2 EXTERIOR SECTION...................................................................................................................................................56
10. SCHEMATIC DIAGRAM ....................................................................................................................................................60
10.1 AUDIO ASSY ..............................................................................................................................................................60
10.2 COMPONENT ASSY ..................................................................................................................................................62
10.3 COMPOSITE, MIC, F-VIDEO and BRIDGE2 ASSYS.................................................................................................64
10.4 F-HDMI, USB MTG and HDMI MTG ASSYS ..............................................................................................................66
10.5 AMP ASSY..................................................................................................................................................................6
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10.6 DISPLAY, HEADPHONE and PO
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ER S
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ASSYS....................................................................................................70
10.7 D-MAIN ASSY (1/12) ..................................................................................................................................................72
10.
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D-MAIN ASSY (2/12) ..................................................................................................................................................7
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10.9 D-MAIN ASSY (3/12) ..................................................................................................................................................
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0
10.10 D-MAIN ASSY (4/12) ................................................................................................................................................
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2
10.11 D-MAIN ASSY (5/12) ................................................................................................................................................
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4
10.12 D-MAIN ASSY (6/12) ................................................................................................................................................
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6
10.13 D-MAIN ASSY (7/12) ................................................................................................................................................
88
10.14 D-MAIN ASSY (
8
/12) ................................................................................................................................................90
10.15 D-MAIN ASSY (9/12) ................................................................................................................................................92
10.16 D-MAIN ASSY (10/12) ..............................................................................................................................................94
10.17 D-MAIN ASSY (11/12) ..............................................................................................................................................96
10.1
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D-MAIN ASSY (12/12) ..............................................................................................................................................9
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10.19 MAIN and BRIDGE1 ASSYS ..................................................................................................................................100
11. PCB CONNECTION DIAGRAM ......................................................................................................................................102
11.1 AUDIO ASSY ............................................................................................................................................................102
11.2 COMPONENT ASSY ................................................................................................................................................104
11.3 COMPOSITE, MIC, F-VIDEO and BRIDGE2 ASSYS...............................................................................................106
11.4 F-HDMI, USB MTG and HDMI MTG ASSYS ............................................................................................................10
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11.5 AMP ASSY................................................................................................................................................................110
11.6 DISPLAY, HEADPHONE and PO
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ER S
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ASSYS..................................................................................................114
11.7 D-MAIN ASSY...........................................................................................................................................................11
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11.
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MAIN ASSY...............................................................................................................................................................122
11.9 BRIDGE1, GUIDE3 GIUIDE-L and GUIDE-R ASSYS ..............................................................................................126
12. PCB PARTS LIST ............................................................................................................................................................12
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Summary of Contents for VSX-1020-K
Page 7: ...7 VSX 1020 K 5 6 7 8 5 6 7 8 A B C D E F 2 2 PANEL FACILITIES Front panel ...
Page 8: ...8 VSX 1020 K 1 2 3 4 A B C D E F 1 2 3 4 Display ...
Page 9: ...9 VSX 1020 K 5 6 7 8 5 6 7 8 A B C D E F Remote control ...
Page 10: ...10 VSX 1020 K 1 2 3 4 A B C D E F 1 2 3 4 Rear panel ...
Page 16: ...16 VSX 1020 K 1 2 3 4 A B C D E F 1 2 3 4 4 2 DIGITAL AUDIO BLOCK DIAGRAM N D MAIN ASSY ...
Page 17: ...17 VSX 1020 K 5 6 7 8 5 6 7 8 A B C D E F ...
Page 19: ...19 VSX 1020 K 5 6 7 8 5 6 7 8 A B C D E F 4 4 DIGITAL VIDEO BLOCK DIAGRAM N D MAIN ASSY ...
Page 21: ...21 VSX 1020 K 5 6 7 8 5 6 7 8 A B C D E F C COMPOSITE ASSY E F VIDEO ASSY ...
Page 24: ...24 VSX 1020 K 1 2 3 4 A B C D E F 1 2 3 4 ...
Page 67: ...67 VSX 1020 K 5 6 7 8 5 6 7 8 A B C D E F G K CP3002 2 259 N 5 12 CN1601 ...
Page 112: ...112 VSX 1020 K 1 2 3 4 A B C D E F 1 2 3 4 J J AMP ASSY SIDE B CP11 CP10 ...
Page 113: ...113 VSX 1020 K 5 6 7 8 5 6 7 8 A B C D E F J SIDE B CN5001 CP11 ...
