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HCD-DX155/DX255
TABLE OF CONTENTS
1.
SERVICING NOTE
...................................................
5
2.
GENERAL
...................................................................
8
3.
DISASSEMBLY
3-1.
Disassembly Flow ........................................................... 11
3-2.
Case, Front Panel Assy .................................................... 12
3-3.
FL Board, SW Board ....................................................... 13
3-4.
JACK Board, LED Board ................................................ 13
3-5.
I/O Board, Tuner .............................................................. 14
3-6.
SPEAKER Board, D.C. Fan ............................................ 14
3-7.
MAIN Board .................................................................... 15
3-8.
POWER Board ................................................................ 16
3-9.
DVD Mechanism Deck (CDM81C-DVBU101) ............. 17
3-10. Tray .................................................................................. 18
3-11. MOTOR Board M761 (LD/ST Motor),
3-11. MOTOR Board M761 (LD/ST Motor),
M762 (BU U/D Motor) ................................................... 18
3-12. Base Unit (DVBU101) .................................................... 19
3-13. Optical Pick-up (KHM-310CAB) ................................... 19
3-14. Gear (Sub Tray 1), Gear (Sub Tray 2) ............................. 20
3-15. Lever Assy ....................................................................... 20
3-16. Stocker Section ................................................................ 21
3-17. Cam (Stocker) .................................................................. 21
3-18. Gear (Stocker 3) .............................................................. 22
3-19. Rotary Encoder (MD) ...................................................... 22
3-20. Gear (BU2) ...................................................................... 23
3-13. Optical Pick-up (KHM-310CAB) ................................... 19
3-14. Gear (Sub Tray 1), Gear (Sub Tray 2) ............................. 20
3-15. Lever Assy ....................................................................... 20
3-16. Stocker Section ................................................................ 21
3-17. Cam (Stocker) .................................................................. 21
3-18. Gear (Stocker 3) .............................................................. 22
3-19. Rotary Encoder (MD) ...................................................... 22
3-20. Gear (BU2) ...................................................................... 23
4.
TEST MODE
............................................................... 24
5.
ELECTRICAL ADJUSTMENT
............................. 28
6.
DIAGRAMS
6-1.
Block Diagram – RF Section – ....................................... 30
6-2.
Block Diagram – AMP Section – ................................... 31
6-3.
Block Diagram – AUDIO Section – ............................... 32
6-4.
Block Diagram – VIDEO Section – ............................... 33
6-5.
Block Diagram – POWER Section – .............................. 34
6-6.
Printed Wiring Board – MAIN Board (Side A) – ............ 35
6-7.
Printed Wiring Board – MAIN Board (Side B) – ............ 36
6-8.
Schematic Diagram – MAIN Board (1/10) – ................. 37
6-9.
Schematic Diagram – MAIN Board (2/10) – ................. 38
6-10. Schematic Diagram – MAIN Board (3/10) – ................. 39
6-11. Schematic Diagram – MAIN Board (4/10) – ................. 40
6-12. Schematic Diagram – MAIN Board (5/10) – ................. 41
6-13. Schematic Diagram – MAIN Board (6/10) – ................. 42
6-14. Schematic Diagram – MAIN Board (7/10) – ................. 43
6-15. Schematic Diagram – MAIN Board (8/10) – ................. 44
6-16. Schematic Diagram – MAIN Board (9/10) – ................. 45
6-17. Schematic Diagram – MAIN Board (10/10) – ............... 46
6-18. Printed Wiring Board – I/O Board – ............................... 47
6-19. Schematic Diagram – I/O Board – ................................. 48
6-20. Printed Wiring Boards – PANEL Section – ..................... 49
6-21. Schematic Diagram – PANEL Section – ....................... 50
6-22. Printed Wiring Board – SPEAKER Board – ................... 51
6-23. Schematic Diagram – SPEAKER Board – .................... 51
6-24. Printed Wiring Boards – CD Mechanism Section – ....... 52
6-25. Schematic Diagram – CD Mechanism Section – .......... 53
6-26. Printed Wiring Board – POWER Board – ....................... 54
6-27. Schematic Diagram – POWER Board – ........................ 55
6-11. Schematic Diagram – MAIN Board (4/10) – ................. 40
6-12. Schematic Diagram – MAIN Board (5/10) – ................. 41
6-13. Schematic Diagram – MAIN Board (6/10) – ................. 42
6-14. Schematic Diagram – MAIN Board (7/10) – ................. 43
6-15. Schematic Diagram – MAIN Board (8/10) – ................. 44
6-16. Schematic Diagram – MAIN Board (9/10) – ................. 45
6-17. Schematic Diagram – MAIN Board (10/10) – ............... 46
6-18. Printed Wiring Board – I/O Board – ............................... 47
6-19. Schematic Diagram – I/O Board – ................................. 48
6-20. Printed Wiring Boards – PANEL Section – ..................... 49
6-21. Schematic Diagram – PANEL Section – ....................... 50
6-22. Printed Wiring Board – SPEAKER Board – ................... 51
6-23. Schematic Diagram – SPEAKER Board – .................... 51
6-24. Printed Wiring Boards – CD Mechanism Section – ....... 52
6-25. Schematic Diagram – CD Mechanism Section – .......... 53
6-26. Printed Wiring Board – POWER Board – ....................... 54
6-27. Schematic Diagram – POWER Board – ........................ 55
7.
EXPLODED VIEWS
7-1.
Overall Section ................................................................ 67
7-2.
Front Panel Section ......................................................... 68
7-3.
Chassis Section ................................................................ 69
7-4.
DVD Mechanism Deck Section-1
(CDM81C-DVBU101) .................................................... 70
(CDM81C-DVBU101) .................................................... 70
7-5.
DVD Mechanism Deck Section-2
(CDM81C-DVBU101) .................................................... 71
(CDM81C-DVBU101) .................................................... 71
7-6.
DVD Mechanism Deck Section-3
(CDM81C-DVBU101) .................................................... 72
(CDM81C-DVBU101) .................................................... 72
7-7.
Base Unit (DVBU101) .................................................... 73
8.
ELECTRICAL PARTS LIST
.................................. 74
Ver. 1.4
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