Sony CDX-GT81UW - Usb Receiver, Service Manual

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CDX-GT81UW/GT860U
TABLE OF CONTENTS
1. SERVICE NOTE
........................................................ 5
2. GENERAL
Location of Controls ........................................................ 6
Connections ..................................................................... 7
3. DISASSEMBLY
3-1. Base Panel Assy ............................................................... 12
3-2. Sub Panel Assy ................................................................ 12
3-3. CD Mechanism Block ..................................................... 13
3-4. Driving Section (DB-F07) ............................................... 13
3-5. Main Board ...................................................................... 14
3-6. Servo Board ..................................................................... 14
3-7. Chassis (T) Sub Assy ....................................................... 15
3-8. Roller Arm Assy .............................................................. 15
3-9. Chassis (OP) Assy ........................................................... 16
4. DIAGNOSIS FUNCTION
........................................ 17
5. DIAGRAMS
5-1. Block Diagram –Main Section– ...................................... 21
5-2. Block Diagram –Display Section– .................................. 22
5-3. Printed Wiring Boards –Main Section– ........................... 24
5-4. Schematic Diagram –Main Section (1/4)– ...................... 26
5-5. Schematic Diagram –Main Section (2/4)– ...................... 27
5-6. Schematic Diagram –Main Section (3/4)– ...................... 28
5-7. Schematic Diagram –Main Section (4/4)– ...................... 29
5-8. Printed Wiring Boards –Display Section– ....................... 30
5-9. Printed Wiring Board –Base Panel Section– ................... 31
5-10. Schematic Diagram –Display Section– ........................... 32
6. EXPLODED VIEWS
6-1. Main Section .................................................................... 42
6-2. Main Board Section ......................................................... 43
6-3. Front Panel Section ......................................................... 44
6-4. CD Mechanism Section (MG-101U-188//Q) .................. 45
7. ELECTRICAL PARTS LIST
.................................. 46
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