CDX-GT420U, CDX-GT424U, CDX-GT427UE, CDX-GT470U, CDX-GT470US - Sony Car Audio Service Manual (repair manual). Page 14

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CDX-GT420U/GT424U/GT427UE/GT470U/GT470US
14
3-3.   MAIN  BOARD
3-4.   SERVO  BOARD
SERVO board 
SERVO board 
claw
claw
toothed lock screw
 (M 
1.7 
× 2.5)
toothed lock screw
 (M 
1.7 
× 2.5)
Remove the eleven solders.
GRY
YEL
BLE
ORG
RED
BLK
RED
WHT
BLK
RED
WHT
optical pick-up (16 core)
 (CN111)
MAIN board
insulating sheet 
two screws
 (+PTT 
2.6
× 8)
two screws
 (+BTT 
2.6
× 5)
screw
 (+PTT 
2.6
× 10)
heat sink 
two screws
 (+P 
2.6
× 8)
screw
 (+P 
2.6
× 10)
two screws
 (+PTT 
2.6
× 10)
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