Read Sony DHC-NXM4D / HCD-NXM4D Service Manual online
3
HCD-NXM4D
TABLE OF CONTENTS
1.
SERVICING NOTES
................................................
4
2.
GENERAL
Location of Controls ........................................................
5
3.
DISASSEMBLY
3-1.
Disassembly Flow ...........................................................
7
3-2.
Case .................................................................................
8
3-3.
Back Panel .......................................................................
8
3-4.
DVD Section ...................................................................
9
3-5.
Main Board ...................................................................... 10
3-6.
Front Panel ...................................................................... 10
3-7.
Front Amp Boardm Sur Amp Board ................................ 11
3-8.
Tape Mechanism Deck .................................................... 12
3-9.
Panel Board ..................................................................... 12
3-10. Video Board ..................................................................... 13
3-11. DMB07 Board, DVD Mechanism Deck
3-11. DMB07 Board, DVD Mechanism Deck
(CDM81A-DVBU60) ...................................................... 13
3-12. Tray .................................................................................. 14
3-13. Motor Board, M761 (LD/ST Motor),
3-13. Motor Board, M761 (LD/ST Motor),
M762 (BU U/D Motor) ................................................... 14
3-14. Base Unit (DVBU60) ...................................................... 15
3-15. RF Board ......................................................................... 15
3-16. Optical Pick-Up (DBU-3) ............................................... 16
3-15. RF Board ......................................................................... 15
3-16. Optical Pick-Up (DBU-3) ............................................... 16
4.
TEST MODE
.............................................................. 17
5.
MECHANICAL ADJUSTMENTS
....................... 19
6.
ELECTRICAL ADJUSTMENTS
Deck section .................................................................... 26
Video Section .................................................................. 27
Video Section .................................................................. 27
7.
DIAGRAMS
7-1.
Circuit Board Location .................................................... 29
7-2.
Block Diagram – DVD DSP (1/2) Section – .................. 31
7-3.
Block Diagram – DVD DSP (2/2) Section – .................. 32
7-4.
Block Diagram – Tuner/Tape Deck Section – ................ 33
7-5.
Block Diagram – Main Section – ................................... 34
7-6.
Block Diagram – Amp Section – .................................... 35
7-7.
Printed Wiring Board – RF Board – ............................... 36
7-8.
Schematic Diagram – RF Board – .................................. 37
7-9.
Printed Wiring Board – DVD Mechanism Board – ....... 38
7-10. Schematic Diagram – DVD Mechanism Board – .......... 39
7-11. Printed Wiring Board – DMB07 Board (Side A) – ........ 40
7-12. Printed Wiring Board – DMB07 Board (Side B) – ........ 41
7-13. Schematic Diagram – DMB07 Board (1/6) – ................. 42
7-14. Schematic Diagram – DMB07 Board (2/6) – ................. 43
7-15. Schematic Diagram – DMB07 Board (3/6) – ................. 44
7-16. Schematic Diagram – DMB07 Board (4/6) – ................. 45
7-17. Schematic Diagram – DMB07 Board (5/6) – ................. 46
7-18. Schematic Diagram – DMB07 Board (6/6) – ................. 47
7-19. Printed Wiring Board – Video Board – .......................... 48
7-20. Schematic Diagram – Video Board – ............................. 49
7-21. Printed Wiring Boards – Main Board – .......................... 50
7-22. Schematic Diagram – Main Board (1/3) – ..................... 51
7-23. Schematic Diagram – Main Board (2/3) – ..................... 52
7-24. Schematic Diagram – Main Board (3/3) – ..................... 53
7-25. Printed Wiring Boards – Panel Board – ......................... 54
7-26. Schematic Diagram – Panel Board – ............................... 55
7-27. Printed Wiring Board – Disc SW, Vol, HP Board – ....... 56
7-28. Schematic Diagram – Disc SW, Vol, HP Board – .......... 57
7-29. Printed Wiring Board – Front Amp Board – .................. 58
7-30. Schematic Diagram – Front Amp Board – ..................... 59
7-31. Printed Wiring Board – SURAmp Board – .................... 60
7-32. Schematic Diagram – SUR Amp Board – ...................... 61
7-33. IC Block Diagram ........................................................... 63
7-11. Printed Wiring Board – DMB07 Board (Side A) – ........ 40
7-12. Printed Wiring Board – DMB07 Board (Side B) – ........ 41
7-13. Schematic Diagram – DMB07 Board (1/6) – ................. 42
7-14. Schematic Diagram – DMB07 Board (2/6) – ................. 43
7-15. Schematic Diagram – DMB07 Board (3/6) – ................. 44
7-16. Schematic Diagram – DMB07 Board (4/6) – ................. 45
7-17. Schematic Diagram – DMB07 Board (5/6) – ................. 46
7-18. Schematic Diagram – DMB07 Board (6/6) – ................. 47
7-19. Printed Wiring Board – Video Board – .......................... 48
7-20. Schematic Diagram – Video Board – ............................. 49
7-21. Printed Wiring Boards – Main Board – .......................... 50
7-22. Schematic Diagram – Main Board (1/3) – ..................... 51
7-23. Schematic Diagram – Main Board (2/3) – ..................... 52
7-24. Schematic Diagram – Main Board (3/3) – ..................... 53
7-25. Printed Wiring Boards – Panel Board – ......................... 54
7-26. Schematic Diagram – Panel Board – ............................... 55
7-27. Printed Wiring Board – Disc SW, Vol, HP Board – ....... 56
7-28. Schematic Diagram – Disc SW, Vol, HP Board – .......... 57
7-29. Printed Wiring Board – Front Amp Board – .................. 58
7-30. Schematic Diagram – Front Amp Board – ..................... 59
7-31. Printed Wiring Board – SURAmp Board – .................... 60
7-32. Schematic Diagram – SUR Amp Board – ...................... 61
7-33. IC Block Diagram ........................................................... 63
8.
EXPLODED VIEWS
8-1.
Case, Rear Panel Section ................................................. 78
8-2.
Front Panel Section ......................................................... 79
8-3.
Chassis Section ................................................................ 80
8-4.
DVD Mechanism Deck Section-1
(CDM81A-DVBU60) ..................................................... 81
8-5. DVD Mechanism Deck Section-2
(CDM81A-DVBU60) ..................................................... 82
8-6. DVD Mechanism Deck Section-3
(CDM81A-DVBU60) ..................................................... 83
8-7.
Base Unit (DVBU60) ...................................................... 84
9.
ELECTRICAL PARTS LIST
................................ 85
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