Sony CDX-GT420U / CDX-GT424U / CDX-GT427UE / CDX-GT470U / CDX-GT470US Service Manual ▷ View online
CDX-GT420U/GT424U/GT427UE/GT470U/GT470US
13
Note: Follow the disassembly procedure in the numerical order shown below.
3-1. SUB PANEL ASSY
3-2. CD MECHANISM BLOCK
two claws
two claws
sub panel assy
two screws
(+PTT 2.6
(+PTT 2.6
× 6)
CN350
CN352 (3P)
screw
(+PTT
2.6
× 6)
screw
(+PTT
2.6
× 6)
two screws
(+PTT
2.6
× 4)
bracket (CD)
CD mechanism block
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)
CDX-GT420U/GT424U/GT427UE/GT470U/GT470US
15
3-5. CHASSIS (T) SUB ASSY
3-6. ROLLER ARM ASSY
chassis (T) sub assy
claw
two precision screws
(+P
1.7
× 2.2)
two precision screws
(+P
1.7
× 2.2)
washer
gear (RA1)
roller arm assy
spring (RAL)
spring (RAR)
CDX-GT420U/GT424U/GT427UE/GT470U/GT470US
16
3-7. CHASSIS (OP) ASSY
3-8. CHUCKING ARM SUB ASSY
coil spring (damper) (natural)
coil spring (damper) (green)
chassis (OP) assy
tension spring (KF)
gear (LE1)
lever (D)
slider (R)
chucking arm sub assy
spring
Note: Have this portion receive the chassis.
Note: Have this portion receive the chassis.
Note: Be careful not to touch the turn table.
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