Read Sony CX-LDB75 Service Manual online
3
CX-LDB75
TABLE OF CONTENTS
1.
SERVICING NOTES
................................................
4
2.
GENERAL
...................................................................
5
3.
DISASSEMBLY
3-1.
Disassembly Flow ...........................................................
7
3-2.
Side Panel (L) (R), Top Panel, Back Panel ......................
8
3-3.
CD Mechanism Section ...................................................
8
3-4.
Front Panel Section .........................................................
9
3-5.
FRONT Board .................................................................
9
3-6.
Cassette Deck Mechanism ............................................... 10
3-7.
Cassette Panel .................................................................. 10
3-8.
Power Transformer .......................................................... 11
3-9.
MAIN Board Section ....................................................... 11
3-10. CD Mechanism Deck (CDM69CV-F4BD81B2) ............. 12
3-11. Optical Pick-up Section ................................................... 12
3-12. Base Unit (BU-F4BD81B2) ............................................ 13
3-13. BD Board, Optical Pick-up (KSM-215CFP/C2NP) ........ 13
3-14. SW Board, Bracket (Top) Assy ....................................... 14
3-15. CONNECTOR Board ...................................................... 14
3-16. Motor (Stocker) Assy (Stocker)(M761) .......................... 15
3-17. Motor (Roller) Assy (Roller)(M781) ............................... 15
3-18. Motor (Mode) Assy (Mode)(M771) ................................ 16
3-19. Rubber Roller (Slider) Assy ............................................ 16
3-20. Timing Belt (Front/Rear) ................................................. 17
3-21. Cam (Gear) ...................................................................... 17
3-22. SENSOR Board ............................................................... 18
3-11. Optical Pick-up Section ................................................... 12
3-12. Base Unit (BU-F4BD81B2) ............................................ 13
3-13. BD Board, Optical Pick-up (KSM-215CFP/C2NP) ........ 13
3-14. SW Board, Bracket (Top) Assy ....................................... 14
3-15. CONNECTOR Board ...................................................... 14
3-16. Motor (Stocker) Assy (Stocker)(M761) .......................... 15
3-17. Motor (Roller) Assy (Roller)(M781) ............................... 15
3-18. Motor (Mode) Assy (Mode)(M771) ................................ 16
3-19. Rubber Roller (Slider) Assy ............................................ 16
3-20. Timing Belt (Front/Rear) ................................................. 17
3-21. Cam (Gear) ...................................................................... 17
3-22. SENSOR Board ............................................................... 18
4.
ASSEMBLY
4-1.
How to Install the Cam (Eject Lock) ............................... 19
4-2.
How to Install the Cam (Gear) ........................................ 19
4-3.
How to Install the Gear (Mode C) ................................... 20
4-4.
How to Install the Gear (Mode Cam) .............................. 20
4-5.
How to Install the Rotary Encoder (S702),
Gear (Stocker Communication) ....................................... 21
Gear (Stocker Communication) ....................................... 21
4-6.
How to Install the Stocker Assy ...................................... 21
5.
TEST MODE
............................................................... 22
6.
MECHANICAL ADJUSTMENTS
......................... 23
7.
ELECTRICAL ADJUSTMENTS
.......................... 23
8.
DIAGRAMS
................................................................. 27
8-1.
Block Diagram — BD/Changer Section — .................... 28
— MAIN Section — ....................................................... 29
— MAIN Section — ....................................................... 29
8-2.
Printed Wiring Board — BD Section — ......................... 30
8-3.
Schematic Diagram — BD Section — ............................ 31
8-4.
Printed Wiring Boards — Changer Section — ............... 32
8-5.
Schematic Diagram — Changer Section — .................... 33
8-6.
Printed Wiring Board — FRONT Section — .................. 34
8-7.
Schematic Diagram — FRONT Section — .................... 35
8-8.
Printed Wiring Boards — MAIN Section — .................. 36
8-9.
Schematic Diagram — MAIN Section 1 — .................... 37
8-10. Schematic Diagram — MAIN Section 2 — .................... 38
8-11. Schematic Diagram — MAIN Section 3 — .................... 39
8-12. Schematic Diagram — MAIN Section 4 — .................... 40
8-13. Schematic Diagram — MAIN Section 5 — .................... 41
8-14. Schematic Diagram
8-11. Schematic Diagram — MAIN Section 3 — .................... 39
8-12. Schematic Diagram — MAIN Section 4 — .................... 40
8-13. Schematic Diagram — MAIN Section 5 — .................... 41
8-14. Schematic Diagram
— MAIN Section 6/Power Section — ............................ 42
8-15. Printed Wiring Board — Power Section — .................... 43
9.
EXPLODED VIEWS
9-1.
Panel Section ................................................................... 49
9-2.
Front Section ................................................................... 50
9-3.
Chassis Section ................................................................ 51
9-4.
CD Mechanism Deck Section 1
(CDM69CV-F4BD81B2) ................................................ 52
(CDM69CV-F4BD81B2) ................................................ 52
9-5.
CD Mechanism Deck Section 2
(CDM69CV-F4BD81B2) ................................................ 53
(CDM69CV-F4BD81B2) ................................................ 53
9-6.
CD Mechanism Deck Section 3
(CDM69CV-F4BD81B2) ................................................ 54
(CDM69CV-F4BD81B2) ................................................ 54
9-7.
CD Mechanism Deck Section 4
(CDM69CV-F4BD81B2) ................................................ 55
(CDM69CV-F4BD81B2) ................................................ 55
9-8.
CD Mechanism Deck Section 5
(CDM69CV-F4BD81B2) ................................................ 56
(CDM69CV-F4BD81B2) ................................................ 56
9-9.
CD Mechanism Deck Section 6
(CDM69CV-F4BD81B2) ................................................ 57
(CDM69CV-F4BD81B2) ................................................ 57
9-10. CD Mechanism Deck Section 7
(CDM69CV-F4BD81B2) ................................................ 58
9-11. Optical Pick-up Section ................................................... 59
10. ELECTRICAL PARTS LIST
.................................. 60
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