Read Sony CDX-GT520 / CDX-GT52W Service Manual online
4
CDX-GT52W/GT520
TABLE OF CONTENTS
1.
GENERAL
Location of controls and basic operations .......................
5
Connections .....................................................................
5
2.
DISASSEMBLY
2-1.
Sub (AUX) Panel Assy ....................................................
8
2-2.
CD Mechanism Block .....................................................
8
2-3.
MAIN Board ....................................................................
9
2-4.
SERVO Board ..................................................................
9
2-5.
Chassis (T) Sub Assy ....................................................... 10
2-6.
Roller Arm Assy .............................................................. 10
2-7.
Chassis (OP) Assy ........................................................... 11
2-8.
Chucking Arm Sub Assy ................................................. 11
2-9.
Sled Motor Assy .............................................................. 12
2-10. Optical Pick-up Section ................................................... 13
2-11. Optical Pick-up ................................................................ 13
2-11. Optical Pick-up ................................................................ 13
3.
DIAGNOSIS FUNCTION
........................................ 14
4.
DIAGRAMS
4-1.
Block Diagram –Main Section– ...................................... 17
4-2.
Block Diagram –Display Section– .................................. 18
4-3.
Printed Wiring Board –Main Section– ............................ 19
4-4.
Schematic Diagram –Main Section (1/3)– ...................... 20
4-5.
Schematic Diagram –Main Section (2/3)– ...................... 21
4-6.
Schematic Diagram –Main Section (3/3)– ...................... 22
4-7.
Printed Wiring Board –Sub Section– .............................. 23
4-8.
Schematic Diagram –Sub Section– ................................. 23
4-9.
Printed Wiring Board –Panel Section– ............................ 24
4-10. Schematic Diagram –Panel Section– .............................. 25
5.
EXPLODED VIEWS
5-1.
Main Section .................................................................... 29
5-2.
Front Panel Section ......................................................... 30
5-3.
CD Mechanism Section (MG-101FC-188//Q) ................ 31
6.
ELECTRICAL PARTS LIST
.................................. 32
NOTE FOR REPLACEMENT OF THE SERVO BOARD
When repairing, the complete SERVO board (A-1177-362-A) should
be replaced since any parts in the SERVO board cannot be repaired.
be replaced since any parts in the SERVO board cannot be repaired.
NOTE FOR REPLACEMENT OF THE AUX JACK (J901)
To replace the AUX jack requires alignment.
1. Insert the AUX jack into the KEY board.
2. Place the KEY board on the front panel.
3. Solder the three terminals of the jack.
1. Insert the AUX jack into the KEY board.
2. Place the KEY board on the front panel.
3. Solder the three terminals of the jack.
KEY board
front panel
AUX jack
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