3
HCD-DZ770W
TABLE OF CONTENTS
1. SERVICING NOTE ................................................... 4
2. GENERAL ................................................................... 6
3. DISASSEMBLY
3-1. Disassembly Flow ........................................................... 8
3-2. Case, Front Panel Assy .................................................... 9
3-3. FL Board, H/P Board....................................................... 10
3-4. STBY Board, KEY Board ............................................... 10
3-5. I/O Board, DC Fan .......................................................... 11
3-6. TX Board ......................................................................... 11
3-7. DMB10 Board ................................................................. 12
3-8. MAIN Board.................................................................... 12
3-9. DVD Mechanism Deck (CDM85-DVBU102) ................ 13
3-11. Belt, MS-203 Board ........................................................ 14
3-12. Base Unit ......................................................................... 15
3-13. Optical Pick-up (KHM-310CAA) ................................... 15
4. TEST MODE ............................................................... 16
5. ELECTRICAL ADJUSTMENT ............................. 20
6. DIAGRAMS
6-1. Block Diagram – RF/SERVO Section – ......................... 22
6-2. Block Diagram – VIDEO Section – ............................... 23
6-3. Block Diagram – AMP Section – ................................... 24
6-4. Block Diagram – AUDIO Section – ............................... 25
6-5. Block Diagram – POWER Section –.............................. 26
6-6. Block Diagram – DIAT TRANSMIT Section – ............. 27
6-7. Printed Wiring Board – DMB10 Board (Side A) – ......... 28
6-8. Printed Wiring Board – DMB10 Board (Side B) – ......... 29
6-9. Schematic Diagram – DMB10 Board (1/4) –................. 30
6-10. Schematic Diagram – DMB10 Board (2/4) –................. 31
6-11. Schematic Diagram – DMB10 Board (3/4) –................. 32
6-12. Schematic Diagram – DMB10 Board (4/4) –................. 33
6-13. Printed Wiring Board – MAIN Board (Side A) – ............ 34
6-14. Printed Wiring Board – MAIN Board (Side B) –............ 35
6-15. Schematic Diagram – MAIN Board (1/8) – ................... 36
6-16. Schematic Diagram – MAIN Board (2/8) – ................... 37
6-17. Schematic Diagram – MAIN Board (3/8) – ................... 38
6-18. Schematic Diagram – MAIN Board (4/8) – ................... 39
6-19. Schematic Diagram – MAIN Board (5/8) – ................... 40
6-20. Schematic Diagram – MAIN Board (6/8) – ................... 41
6-21. Schematic Diagram – MAIN Board (7/8) – ................... 42
6-22. Schematic Diagram – MAIN Board (8/8) – ................... 43
6-23. Printed Wiring Boards – FRONT PANEL Section –....... 44
6-24. Schematic Diagram – FRONT PANEL Section – .......... 45
6-25. Printed Wiring Boards – AUDIO IN/OUT Section – ...... 46
6-26. Schematic Diagram – AUDIO IN/OUT Section – ......... 47
6-27. Printed Wiring Board – I/O Board (Side A) – ................. 48
6-28. Printed Wiring Board – I/O Board (Side B) – ................. 49
6-29. Schematic Diagram – I/O Board (1/2) – ........................ 50
6-30. Schematic Diagram – I/O Board (2/2) – ........................ 51
6-31. Printed Wiring Board – MS-203 Board –........................ 52
6-32. Schematic Diagram – MS-203 Board – ......................... 52
6-33. Printed Wiring Board – TX Board –................................ 53
6-34. Schematic Diagram – TX Board – ................................. 54
7. EXPLODED VIEWS
7-1. Overall Section ................................................................ 68
7-2. Front Panel Section ......................................................... 69
7-3. Chassis Section ................................................................ 70
7-4. DVD Mechanism Deck Section (CDM85-DVBU102) ... 71
8. ELECTRICAL PARTS LIST .................................. 72
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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