Read Sony CDX-V4800 Service Manual online
4
CDX-V4800
TABLE OF CONTENTS
1.
GENERAL
Location of Controls ........................................................
5
Connections .....................................................................
5
2.
DISASSEMBLY
2-1.
Sub Panel Assy ................................................................
9
2-2.
CD Mechanism Block .....................................................
9
2-3.
Main Board ...................................................................... 10
2-4.
Chassis (T) Sub Assy ....................................................... 10
2-5.
Roller Arm Assy .............................................................. 11
2-6.
Chassis (OP) Assy ........................................................... 11
2-7.
Optical Pick-up ................................................................ 12
2-8.
SL Motor Assy (M902) ................................................... 12
2-9.
LE Motor Assy (M903) ................................................... 13
2-10. Servo Board ..................................................................... 13
3.
DIAGRAMS
3-1.
Block Diagram –CD Section– ......................................... 15
3-2.
Block Diagram –Main Section– ...................................... 16
3-3.
Block Diagram –Key Section– ........................................ 17
3-4.
Circuit Boards Location .................................................. 17
3-5.
Printed Wiring Boards –CD Mechanism Section– .......... 19
3-6.
Schematic Diagram –CD Mechanism Section (1/2)– ..... 20
3-7.
Schematic Diagram –CD Mechanism Section (2/2)– ..... 21
3-8.
Printed Wiring Boards –Main Section– ........................... 22
3-9.
Schematic Diagram –Main Section (1/3)– ...................... 23
3-10. Schematic Diagram –Main Section (2/3)– ...................... 24
3-11. Schematic Diagram –Main Section (3/3)– ...................... 25
3-12. Printed Wiring Boards –Key Section– ............................. 26
3-13. Schematic Diagram –Key Section– ................................. 27
3-11. Schematic Diagram –Main Section (3/3)– ...................... 25
3-12. Printed Wiring Boards –Key Section– ............................. 26
3-13. Schematic Diagram –Key Section– ................................. 27
4.
EXPLODED VIEWS
4-1.
Main Section .................................................................... 34
4-2.
Front Panel Section ......................................................... 35
4-3.
CD Mechanism Section (1) ............................................. 36
4-4.
CD Mechanism Section (2) ............................................. 37
4-5.
CD Mechanism Section (3) ............................................. 38
4-6.
CD Mechanism Section (4) ............................................. 39
5.
ELECTRICAL PARTS LIST
.................................. 40
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