Sony HCD-EX88 - Servicing and Diagrams Overview; Disassembly Procedures; System Diagrams and Parts Lists

HCD-EX66/EX88/EX99
3
1. SERVICING NOTES ............................................. 4
2. DISASSEMBLY
2-1. Side Case (L), Side Case (R) ......................................... 9
2-2. Top Panel Section ........................................................... 9
2-3. Shield (Power-PWB) ...................................................... 10
2-4. Front Panel Section ......................................................... 10
2-5. Back Panel Section ......................................................... 11
2-6. AMP SMPS Board .......................................................... 12
2-7. Knob (VOL) .................................................................... 13
2-8. CD Mechanism Deck ...................................................... 13
2-9. Base Unit ......................................................................... 14
2-10. Optical Pick-up ............................................................... 14
3. TEST MODE ............................................................ 15
4. ELECTRICAL ADJUSTMENTS ........................ 16
5. DIAGRAMS
5-1. Block Diagram –CD Section– ........................................ 17
5-2. Block Diagram –Tuner/Audio Section– ......................... 18
5-3. Block Diagram –Display/Power Section– ...................... 19
5-4. Printed Wiring Board –CD Section– .............................. 21
5-5. Schematic Diagram –CD Section (1/2)– ........................ 22
5-6. Schematic Diagram –CD Section (2/2)– ........................ 23
5-7. Printed Wiring Board –Panel Section– ........................... 24
5-8. Schematic Diagram –Panel Section (1/3)– ..................... 25
5-9. Schematic Diagram –Panel Section (2/3)– ..................... 26
5-10. Schematic Diagram –Panel Section (3/3)– ..................... 27
5-11. Schematic Diagram –Tuner Section– ............................. 28
5-12. Printed Wiring Board –Tuner Section– ........................... 29
5-13. Printed Wiring Board –Module Section– ........................ 29
5-14. Schematic Diagram –Module Section– .......................... 30
5-15. Printed Wiring Board
–AMP SMPS Section (HCD-EX66)– ............................. 31
5-16. Schematic Diagram
–AMP SMPS Section (1/2) (HCD-EX66)– .................... 32
5-17. Schematic Diagram
–AMP SMPS Section (2/2) (HCD-EX66)– .................... 33
5-18. Printed Wiring Board
–AMP SMPS Section (HCD-EX88)– ............................. 34
5-19. Schematic Diagram
–AMP SMPS Section (1/2) (HCD-EX88)– .................... 35
5-20. Schematic Diagram
–AMP SMPS Section (2/2) (HCD-EX88)– .................... 36
5-21. Printed Wiring Board
–Regulator Section (HCD-EX88)– ................................. 37
5-22. Schematic Diagram
–Regulator Section (HCD-EX88)– ................................. 38
5-23. Printed Wiring Board
–AMP SMPS Section (HCD-EX99)– ............................. 39
5-24. Schematic Diagram
–AMP SMPS Section (1/2) (HCD-EX99)– .................... 40
5-25. Schematic Diagram
–AMP SMPS Section (2/2) (HCD-EX99)– .................... 41
5-26. Printed Wiring Board
–Regulator Section (HCD-EX99)– ................................. 42
5-27. Schematic Diagram
–Regulator Section (HCD-EX99)– ................................. 43
6. EXPLODED VIEWS
6-1. Overall Section ............................................................... 51
6-2. Front Panel Section ......................................................... 52
6-3. Top Panel Section ........................................................... 53
6-4. Chassis Section ............................................................... 54
7. ELECTRICAL PARTS LIST .............................. 55
Accessories are given in the last of the electrical parts list.
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