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CONTENTS
SAFTY INFORMATION ....................................................................................................................................... 2
1. SPECIFICATIONS ............................................................................................................................................ 5
A
2.1 PACKING ................................................................................................................................................... 6
2.2 EXTERIOR SECTION................................................................................................................................ 8
2.3 REAR PANEL SECTION.......................................................................................................................... 10
2.4 HEAT SINK SECTION.............................................................................................................................. 12
2.5 FRONT PANEL SECTION ....................................................................................................................... 14
3.1 AUDIO BLOCK DIAGRAM ....................................................................................................................... 16
3.2 DSP BLOCK DIAGRAM........................................................................................................................... 18
3.4 OVERALL WIRING DIAGRAM................................................................................................................. 22
3.5 FM/AM TUNER MODULE ........................................................................................................................ 24
B
3.8 VIDEO ASSY ........................................................................................................................................... 30
3.10 MAIN CONTROL ASSY (1/3)................................................................................................................. 34
3.11 MAIN CONTROL ASSY (2/3)................................................................................................................. 36
3.12 MAIN CONTROL ASSY (3/3)................................................................................................................. 38
3.15 DSP ASSY (1/2)..................................................................................................................................... 44
3.16 DSP ASSY (2/2)..................................................................................................................................... 46
3.17 DISPLAY ASSY...................................................................................................................................... 48
C
3.19 REGULATOR ASSY............................................................................................................................... 52
3.20 POWER AMP-L ASSY ........................................................................................................................... 54
4. PCB CONNECTION DIAGRAM ..................................................................................................................... 62
4.1 FM/AM TUNER MODULE ........................................................................................................................ 63
4.2 7.1CH I/O ASSY ...................................................................................................................................... 64
4.3 V-AUDIO IN ASSY.................................................................................................................................... 65
4.5 COAXIAL IN ASSY .................................................................................................................................. 68
D
4.6 VIDEO ASSY ........................................................................................................................................... 69
4.9 POWER AMP IN ASSY............................................................................................................................ 76
4.11 DSP ASSY ............................................................................................................................................. 78
4.15 POWER AMP R ASSY........................................................................................................................... 92
4.16 SP/PS ASSY .......................................................................................................................................... 96
E
5. PCB PARTS LIST ......................................................................................................................................... 102
6. ADJUSTMENT ............................................................................................................................................. 115
7. GENERAL INFORMATION ........................................................................................................................... 116
7.1 DIAGNOSIS ........................................................................................................................................... 116
7.1.3 TROUBLE SHOOTING ....................................................................................................................... 119
7.1.4 DISASSEMBLY ................................................................................................................................... 124
7.2 PARTS.................................................................................................................................................... 127
7.2.1 IC ........................................................................................................................................................ 127
F
7.2.2 DISPLAY ............................................................................................................................................. 141
7.3 CLEANING............................................................................................................................................. 143
8. PANEL FACILITIES ...................................................................................................................................... 145
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VSX-45TX
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