Read Sony CX-LDB10 / CX-LDB20 / XR-DB10 / XR-DB20 Service Manual online
3
CX-LDB10/LDB20
TABLE OF CONTENTS
1.
SERVICING NOTES
................................................
4
2.
GENERAL
...................................................................
5
3.
DISASSEMBLY
3-1.
Disassembly Flow ...........................................................
7
3-2.
Rear Cabinet ....................................................................
7
3-3.
Top Panel Assy, Front Panel Assy ...................................
8
3-4.
Base Unit (BU-K7BD81D-G) .........................................
8
3-5.
Mechanical Deck (CMAL5Z220A) ................................
9
3-6.
CONTROL Board ...........................................................
9
3-7.
MAIN Board, Power Transformer ................................... 10
3-8.
Lid (Cassette) ................................................................. 10
4.
TEST MODE
............................................................... 11
5.
MECHANICAL ADJUSTMENTS
......................... 12
6.
ELECTRICAL ADJUSTMENTS
.......................... 12
7.
DIAGRAMS
................................................................. 15
7-1.
Block Diagram — CD Section — .................................. 16
7-2.
Block Diagram — MAIN Section — ............................. 17
7-3.
Printed Wiring Board — CD Board — .......................... 18
7-4.
Schematic Diagram — CD Board — ............................. 19
7-5.
Printed Wiring Board — MAIN Section (1/2) — .......... 20
7-6.
Printed Wiring Board — MAIN Section (2/2) — .......... 21
7-7.
Schematic Diagram — MAIN Section (1/3) — ............. 22
7-8.
Schematic Diagram — MAIN Section (2/3) — ............. 23
7-9.
Schematic Diagram — MAIN Section (3/3) — ............. 24
7-10. Printed Wiring Board — CONTROL Board (1/2) — .... 25
7-11. Printed Wiring Board — CONTROL Board (2/2) — .... 26
7-12. Schematic Diagram — CONTROL Board — ................ 27
7-13. Printed Wiring Board — POWER Board — .................. 28
7-14. Schematic Diagram — POWER Board — ..................... 29
7-15. Printed Wiring Board — AUX Section — ..................... 30
7-16. Schematic Diagram — AUX Section — ........................ 30
7-11. Printed Wiring Board — CONTROL Board (2/2) — .... 26
7-12. Schematic Diagram — CONTROL Board — ................ 27
7-13. Printed Wiring Board — POWER Board — .................. 28
7-14. Schematic Diagram — POWER Board — ..................... 29
7-15. Printed Wiring Board — AUX Section — ..................... 30
7-16. Schematic Diagram — AUX Section — ........................ 30
8.
EXPLODED VIEWS
8-1.
Overall Section ................................................................ 36
8-2.
Front Panel Section ......................................................... 37
8-3.
Chassis Section ................................................................ 38
8-4.
Top Panel Assy ................................................................ 39
9.
ELECTRICAL PARTS LIST
.................................. 40
Ver. 1.3
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