Read Sony DAV-SR4W / HCD-SR4W Service Manual online
3
HCD-SR4W
TABLE OF CONTENTS
1.
SERVICING NOTE
...................................................
4
2.
GENERAL
...................................................................
5
3.
DISASSEMBLY
3-1.
Disassembly Flow ...........................................................
8
3-2.
Side Panel (R)(L), Front Panel Section ...........................
9
3-3.
Fl Board ...........................................................................
9
3-4.
Mechanism Deck (CDM80A-DVBU24) ......................... 10
3-5.
AMP Board ...................................................................... 10
3-6.
Switching Regulator ........................................................ 11
3-7.
Tuner Unit, IO Board ...................................................... 11
3-8.
DMB08 Board ................................................................. 12
3-9.
Chassis (Top) ................................................................... 12
3-10. Lever (Loading R/L) ........................................................ 13
3-11. Disc Stop Lever, Disc Sensor Lever ................................ 14
3-12. DRIVER Board ............................................................... 14
3-13. RF Board ......................................................................... 15
3-14. Optical Pick-up (DBU-1) ................................................ 15
3-15. Base Unit ......................................................................... 16
3-16. Lever (BU Lock) ............................................................. 16
3-17. Close Lever ...................................................................... 17
3-18. Dir Lever, Gear (IDL-B) .................................................. 17
3-19. Gear (IDL-C) .................................................................... 18
3-11. Disc Stop Lever, Disc Sensor Lever ................................ 14
3-12. DRIVER Board ............................................................... 14
3-13. RF Board ......................................................................... 15
3-14. Optical Pick-up (DBU-1) ................................................ 15
3-15. Base Unit ......................................................................... 16
3-16. Lever (BU Lock) ............................................................. 16
3-17. Close Lever ...................................................................... 17
3-18. Dir Lever, Gear (IDL-B) .................................................. 17
3-19. Gear (IDL-C) .................................................................... 18
4.
TEST MODE
............................................................... 19
5.
ELECTRICAL ADJUSTMENT
............................. 27
6.
DIAGRAMS
6-1.
Block Diagram – RF/SERVO Section – .......................... 30
6-2.
Block Diagram – AUDIO (DSP) Section – ..................... 31
6-3.
Block Diagram – AUDIO (OUT) Section – .................... 32
6-4.
Block Diagram – VIDEO Section – ................................ 33
6-5.
Block Diagram – DIAT TRANSMIT Section – .............. 34
6-6.
Block Diagram – POWER Section – ............................... 35
6-7.
Printed Wiring Board – RF Board – ................................ 36
6-8.
Schematic Diagram – RF Board – ................................... 37
6-9.
Printed Wiring Board – DRIVER Board – ...................... 38
6-10. Schematic Diagram – DRIVER Board – ......................... 38
6-11. Printed Wiring Board – DMB08 Board (Side A) – ......... 39
6-12. Printed Wiring Board – DMB08 Board (Side B) – ......... 40
6-11. Printed Wiring Board – DMB08 Board (Side A) – ......... 39
6-12. Printed Wiring Board – DMB08 Board (Side B) – ......... 40
6-13. Schematic Diagram – DMB08 Board (1/10) – ................ 41
6-14. Schematic Diagram – DMB08 Board (2/10) – ................ 42
6-15. Schematic Diagram – DMB08 Board (3/10) – ................ 43
6-16. Schematic Diagram – DMB08 Board (4/10) – ................ 44
6-17. Schematic Diagram – DMB08 Board (5/10) – ................ 45
6-18. Schematic Diagram – DMB08 Board (6/10) – ................ 46
6-19. Schematic Diagram – DMB08 Board (7/10) – ................ 47
6-20. Schematic Diagram – DMB08 Board (8/10) – ................ 48
6-21. Schematic Diagram – DMB08 Board (9/10) – ................ 49
6-22. Schematic Diagram – DMB08 Board (10/10) – .............. 50
6-23. Printed Wiring Board – AMP Board (Side A) – .............. 51
6-24. Printed Wiring Board – AMP Board (Side B) – .............. 52
6-25. Schematic Diagram – AMP Board (1/4) – ...................... 53
6-26. Schematic Diagram – AMP Board (2/4) – ...................... 54
6-27. Schematic Diagram – AMP Board (3/4) – ...................... 55
6-28. Schematic Diagram – AMP Board (4/4) – ...................... 56
6-29. Printed Wiring Board – IO Section – .............................. 57
6-30. Schematic Diagram – IO Section (1/2) – ........................ 58
6-31. Schematic Diagram – IO Section (2/2) – ........................ 59
6-32. Printed Wiring Board – DDCON Board – ....................... 60
6-33. Schematic Diagram – DDCON Board – ......................... 61
6-34. Printed Wiring Board – DIAT TRANSMIT Board – ...... 62
6-35. Schematic Diagram – DIAT TRANSMIT Board – ........ 63
6-36. Printed Wiring Board – SPEAKER OUT Section – ........ 64
6-37. Schematic Diagram – SPEAKER OUT Section – .......... 65
6-38. Printed Wiring Board – FL Board – ................................ 66
6-39. Schematic Diagram – FL Board – ................................... 67
6-40. Printed Wiring Board
6-14. Schematic Diagram – DMB08 Board (2/10) – ................ 42
6-15. Schematic Diagram – DMB08 Board (3/10) – ................ 43
6-16. Schematic Diagram – DMB08 Board (4/10) – ................ 44
6-17. Schematic Diagram – DMB08 Board (5/10) – ................ 45
6-18. Schematic Diagram – DMB08 Board (6/10) – ................ 46
6-19. Schematic Diagram – DMB08 Board (7/10) – ................ 47
6-20. Schematic Diagram – DMB08 Board (8/10) – ................ 48
6-21. Schematic Diagram – DMB08 Board (9/10) – ................ 49
6-22. Schematic Diagram – DMB08 Board (10/10) – .............. 50
6-23. Printed Wiring Board – AMP Board (Side A) – .............. 51
6-24. Printed Wiring Board – AMP Board (Side B) – .............. 52
6-25. Schematic Diagram – AMP Board (1/4) – ...................... 53
6-26. Schematic Diagram – AMP Board (2/4) – ...................... 54
6-27. Schematic Diagram – AMP Board (3/4) – ...................... 55
6-28. Schematic Diagram – AMP Board (4/4) – ...................... 56
6-29. Printed Wiring Board – IO Section – .............................. 57
6-30. Schematic Diagram – IO Section (1/2) – ........................ 58
6-31. Schematic Diagram – IO Section (2/2) – ........................ 59
6-32. Printed Wiring Board – DDCON Board – ....................... 60
6-33. Schematic Diagram – DDCON Board – ......................... 61
6-34. Printed Wiring Board – DIAT TRANSMIT Board – ...... 62
6-35. Schematic Diagram – DIAT TRANSMIT Board – ........ 63
6-36. Printed Wiring Board – SPEAKER OUT Section – ........ 64
6-37. Schematic Diagram – SPEAKER OUT Section – .......... 65
6-38. Printed Wiring Board – FL Board – ................................ 66
6-39. Schematic Diagram – FL Board – ................................... 67
6-40. Printed Wiring Board
– POWER/FRONT PANEL Section – ............................. 68
6-41. Schematic Diagram
– POWER/FRONT PANEL Section – ............................. 69
7.
EXPLODED VIEWS
7-1.
Case Section ................................................................... 103
7-2.
Front Panel Section ........................................................ 104
7-3.
Chassis Section ............................................................... 105
7-4.
Mechanism Deck Section-1 (CDM80A-DVBU24) ....... 106
7-5.
Mechanism Deck Section-2 (CDM80A-DVBU24) ....... 107
7-6.
Mechanism Deck Section-3 (CDM80A-DVBU24) ....... 108
7-7.
Base Unit Section ........................................................... 109
8.
ELECTRICAL PARTS LIST
................................. 110
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