Read Sony CDX-C680 / CDX-C780 Service Manual online
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TABLE OF CONTENTS
1. GENERAL
Location of Controls ................................................................ 4
Getting Started ......................................................................... 4
Setting the Clock ..................................................................... 5
CD Player ................................................................................ 5
Radio ....................................................................................... 8
Other Functions ....................................................................... 9
CD/MD Unit .......................................................................... 11
DSP ........................................................................................ 14
TV/Video ............................................................................... 17
Connections ........................................................................... 19
Getting Started ......................................................................... 4
Setting the Clock ..................................................................... 5
CD Player ................................................................................ 5
Radio ....................................................................................... 8
Other Functions ....................................................................... 9
CD/MD Unit .......................................................................... 11
DSP ........................................................................................ 14
TV/Video ............................................................................... 17
Connections ........................................................................... 19
2. DISASSEMBLY
2-1. Cover ................................................................................. 21
2-2. Front Panel Assy ............................................................... 21
2-3. Mechanism Block ............................................................. 22
2-4. Sub Panel Assy .................................................................. 22
2-5. Main Board ....................................................................... 23
2-6. Heat Sink ........................................................................... 23
2-7. Chassis (T) Sub Assy ........................................................ 24
2-8. Lever Assy ......................................................................... 24
2-9. Servo Board ....................................................................... 25
2-10. Roller Assy ........................................................................ 25
2-11. Chassis (OP) (O/S) Assy ................................................... 26
2-12. Optical Pick-up Block ....................................................... 26
2-2. Front Panel Assy ............................................................... 21
2-3. Mechanism Block ............................................................. 22
2-4. Sub Panel Assy .................................................................. 22
2-5. Main Board ....................................................................... 23
2-6. Heat Sink ........................................................................... 23
2-7. Chassis (T) Sub Assy ........................................................ 24
2-8. Lever Assy ......................................................................... 24
2-9. Servo Board ....................................................................... 25
2-10. Roller Assy ........................................................................ 25
2-11. Chassis (OP) (O/S) Assy ................................................... 26
2-12. Optical Pick-up Block ....................................................... 26
3. ELECTRICAL ADJUSTMENTS
Tuner Section ......................................................................... 27
4. DIAGRAMS
4-1. IC Pin Descriptions ........................................................... 30
4-2. Circuit Boards Location .................................................... 36
4-3. Block Diagram –CD Section– ........................................... 37
4-4. Block Diagram –Display Section– .................................... 39
4-5. Block Diagram –Tuner Section– ....................................... 41
4-6. Printed Wiring Boards –CD Mechanism Section– ............ 43
4-7. Schematic Diagram –CD Mechanism Section– ................ 47
4-8. Schematic Diagram –Main Section– ................................. 52
4-9. Printed Wiring Boards –Main Section– ............................ 57
4-10. Printed Wiring Board –Display Section– .......................... 62
4-11. Schematic Diagram –Display Section– ............................. 64
4-2. Circuit Boards Location .................................................... 36
4-3. Block Diagram –CD Section– ........................................... 37
4-4. Block Diagram –Display Section– .................................... 39
4-5. Block Diagram –Tuner Section– ....................................... 41
4-6. Printed Wiring Boards –CD Mechanism Section– ............ 43
4-7. Schematic Diagram –CD Mechanism Section– ................ 47
4-8. Schematic Diagram –Main Section– ................................. 52
4-9. Printed Wiring Boards –Main Section– ............................ 57
4-10. Printed Wiring Board –Display Section– .......................... 62
4-11. Schematic Diagram –Display Section– ............................. 64
5. EXPLODED VIEWS
5-1. Chassis Section ................................................................. 71
5-2. Front Panel Section ........................................................... 72
5-3. CD Mechanism Section (1) ............................................... 73
5-4. CD Mechanism Section (2) ............................................... 74
5-5. CD Mechanism Section (3) ............................................... 75
5-2. Front Panel Section ........................................................... 72
5-3. CD Mechanism Section (1) ............................................... 73
5-4. CD Mechanism Section (2) ............................................... 74
5-5. CD Mechanism Section (3) ............................................... 75
6. ELECTRICAL PARTS LIST
........................................ 76
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