Read Sony STR-DB795 Service Manual online
4
STR-DB795
TABLE OF CONTENTS
7.
EXPLODED VIEWS
7-1.
Case Section .................................................................... 68
7-2.
Chassis Section-1 ............................................................ 69
7-3.
Chassis Section-2 ............................................................ 70
7-4.
Main Block Section ......................................................... 71
7-5.
MAIN Board Block ......................................................... 72
7-6.
Chassis Section-3 ............................................................ 73
7-7.
Front Panel Block-1 ......................................................... 74
7-8.
Front Panel Block-2 ......................................................... 75
7-9.
Front Panel Block-3 ......................................................... 76
8.
ELECTRICAL PARTS LIST
................................ 77
1.
SERVICING NOTES
...............................................
5
2.
GENERAL
...................................................................
7
3.
DISASSEMBLY
3-1.
Disassembly Flow ...........................................................
9
3-2.
Case (414535) .................................................................. 10
3-3.
COMP-V Board ............................................................... 10
3-4.
Back Panel Block ............................................................ 11
3-5.
Main Block ...................................................................... 11
3-6.
DIGITAL Board .............................................................. 12
3-7.
STAY 3/STAY 4/SP-B/SP-A/S-VIDEO/VIDEO/
VIDEO-AU/AU-IN Board ............................................... 12
VIDEO-AU/AU-IN Board ............................................... 12
3-8.
MAIN board .................................................................... 13
4.
TEST MODE
.............................................................. 14
5.
ELECTRICAL ADJUSTMENTS
......................... 15
6.
DIAGRAMS
6-1.
Block Diagram
−
TUNER/VIDEO Section
− .................
17
6-2.
Block Diagram
−
AUDIO DSP Section
− .......................
18
6-3.
Block Diagram
−
AUDIO CONTROL Section
− ............
19
6-4.
Block Diagram
−
AUDIO AMP Section
− ......................
20
6-5.
Block Diagram
−
DISPLAY/KEY CONTROL Section
− ........................
21
6-6.
Block Diagram
−
POWER SUPPLY Section
− ..............
22
6-7.
Printed Wiring Board
−
DIGITAL Section (1/2)
− .............................................
24
6-8.
Printed Wiring Board
−
DIGITAL Section (2/2)
− .............................................
25
6-9.
Schematic Diagram
−
DIGITAL Section (1/4)
− ............
26
6-10. Schematic Diagram
−
DIGITAL Section (2/4)
− ............
27
6-11. Schematic Diagram
−
DIGITAL Section (3/4)
− ............
28
6-12. Schematic Diagram
−
DIGITAL Section (4/4)
− ............
29
6-13. Printed Wiring Boards
−
VIDEO Section
− ....................
30
6-14. Schematic Diagram
−
VIDEO Section
− .........................
31
6-15. Printed Wiring Boards
−
S-VIDEO Section
− .................
32
6-16. Schematic Diagram
−
S-VIDEO Section
− .....................
33
6-17. Printed Wiring Board
−
COMP-V Section
− ...................
34
6-18. Schematic Diagram
−
COMP-V Section
− .....................
35
6-19. Printed Wiring Board
−
AU-IN Section
− .......................
36
6-20. Schematic Diagram
−
AU-IN Section
− ..........................
37
6-21. Printed Wiring Board
−
MAIN Section
−........................
38
6-22. Schematic Diagram
−
MAIN Section (1/3)
− .................
39
6-23. Schematic Diagram
−
MAIN Section (2/3)
− .................
40
6-24. Schematic Diagram
−
MAIN Section (3/3)
− .................
41
6-25. Printed Wiring Board
−
A CLASS Section
− ..................
42
6-26. Schematic Diagram
−
A CLASS Section
− .....................
43
6-27. Printed Wiring Board
−
SBL Section
− ...........................
44
6-28. Schematic Diagram
−
SBL Section
− ..............................
45
6-29. Printed Wiring Board
−
SP Section
− ..............................
46
6-30. Schematic Diagram
−
SP Section
− ................................
47
6-31. Printed Wiring Boards
−
DISPLAY Section
− ................
48
6-32. Schematic Diagram
−
DISPLAY Section
− ....................
49
6-33. Printed Wiring Boards
−
DC Section
− ...........................
50
6-34. Schematic Diagram
−
DC Section
− ..............................
51
6-35. Printed Wiring Boards
−
AC Section
− ...........................
52
6-36. Schematic Diagram
−
AC Section
− ................................
53
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