MEX-BT3900U, MEX-BT3950U, MEX-BT39UW - Sony Car Audio Service Manual (repair manual). Page 15

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MEX-BT39UW/BT3900U/BT3950U
15
3-5.  MAIN  BOARD (WITH BT BOARD)
3-6.  SERVO  BOARD
1 fuse (blade type) (auto fuse) 
 
(10A/32V) (FU601)
8 MAIN board
 
(with BT board)
BT board
chassis block
6 screw
 (PTT2.6 
u 8)
4 screw
 (PTT2.6 
u 8)
5 connection cord for automobile 
 (
BT39UW/BT3900U: US, CND)/
 
connection (MIC) cord 
 
(BT3900U: AEP, RU, UK/BT3950U)
2 connector
 (CN201)
3 connector
 (CN408)
6 screw
 (PTT2.6 
u 8)
7 three ground point screws
 (PTT2.6 
u 6)
(BT39UW/BT3900U: US, CND)
6 SERVO board 
3 claw
4 claw
SERVO board 
2 toothed lock screw
 
(M 1.7 
u 2.5)
2 toothed lock screw
 
(M 1.7 
u 2.5)
1 Remove the eleven solders.
GRY
YEL
BLU
ORG
RED
BLK
RED
WHT
BLK
RED
WHT
5 optical pick-up (16 core)
 (CN101)
CD mechanism deck
 bottom side view 
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