Sony CFD-W57 - Cd Radio Cassette-corder, Service Manual

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TABLE OF CONTENTS
1. GENERAL
Playing a CD ........................................................................... 5
Listening to the radio ............................................................... 6
Playing a tape .......................................................................... 7
Recording on a tape ................................................................. 8
2. DISASSEMBLY
2-1. Front Cabinet Assy .............................................................. 9
2-2. Power Board ........................................................................ 9
2-3. Tuner Board ....................................................................... 10
2-4. Upper Cabinet Assy .......................................................... 10
2-5. CD Mechanism Block ....................................................... 11
2-6. Main Board ....................................................................... 11
2-7. Record/Playback Switch Board ......................................... 12
2-8. Cassette Mechanism Block ............................................... 12
2-9. Holder (MG) Assy ............................................................. 13
2-10. Disc Table .......................................................................... 13
2-11. Pulley (S) ........................................................................... 14
2-12. Holder (BU) Assy .............................................................. 14
3. MECHANICAL ADJUSTMENTS
............................... 15
4. ELECTRICAL ADJUSTMENTS
Tape Section .......................................................................... 15
Tuner Section ......................................................................... 17
CD Section ............................................................................ 18
5. DIAGRAMS
5-1. IC Pin Description ............................................................. 19
5-2. Circuit Boards Location .................................................... 20
5-3. Block Diagram –CD Section– ........................................... 21
5-4. Block Diagram –Main Section– ........................................ 23
5-5. Printed Wiring Board –Tuner Section– ............................. 25
5-6. Schematic Diagram –Tuner Section– ................................ 26
5-7. Schematic Diagram –CD Section– .................................... 30
5-8. Printed Wiring Boards –CD Section– ............................... 33
5-9. Printed Wiring Boards –Main Section– ............................ 36
5-10. Schematic Diagram –Main Section– ................................. 39
5-11. Printed Wiring Board –Panel Section– .............................. 44
5-12. Schematic Diagram –Panel Section– ................................ 47
6. EXPLODED VIEWS
6-1. Front Cabinet Section ........................................................ 52
6-2. Rear Cabinet Section ......................................................... 53
6-3. Upper Cabinet Section ...................................................... 54
6-4. Tape Mechanism Section-1 ............................................... 55
6-5. Tape Mechanism Section-2 ............................................... 56
6-6. Tape Mechanism Section-3 ............................................... 57
6-7. Tape Mechanism Section-4 ............................................... 58
6-8. CD Mechanism Section .................................................... 59
6-9. Optical Pick-up Section .................................................... 60
7. ELECTRICAL PARTS LIST
......................................... 61