Sony MEX-BT4000E / MEX-BT4000P / MEX-BT4000U / MEX-BT4050U / MEX-BT4054U Service Manual ▷ View online
MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
17
3-5. MAIN BOARD (WITH BT BOARD)
8
6 three ground point screws
(PTT2.6
u 6)
9 MAIN board (with BT board)
BT board
7 screw
(PTT2.6
u 8)
4 screw
(PTT2.6
u 8)
2 tape
7 screw
(PTT2.6
u 8)
3 MIC IN
connector
(CN201)
5 connection cord (MIC)
1 fuse (blade type) (auto fuse)
(10A/32V)
(FU301)
Note 1: When the complete MAIN board is replaced, the destination
setting is necessary. Refer to “NOTE THE MAIN BOARD
OR SYSTEM CONTROLLER (IC501) REPLACING” on
page 4.
OR SYSTEM CONTROLLER (IC501) REPLACING” on
page 4.
Note 2: When the complete BT board or complete MAIN board (including
BT board) is replaced, it is necessary to confi rm operation. Refer
to “BLUETOOTH FUNCTION CHECKING METHOD USING
A CELLULAR PHONE” on page 7.
to “BLUETOOTH FUNCTION CHECKING METHOD USING
A CELLULAR PHONE” on page 7.
MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
18
3-6. SERVO BOARD
–
CD mechanism deck bottom side view
–
–
CD mechanism deck bottom side view
–
6 SERVO board
2 toothed lock screw
(M1.7
u 2.5)
5 optical pick-up (16 core)
(CN101)
2 toothed lock screw
(M1.7
u 2.5)
3 claw
4 claw
CD mechanism deck
SERVO board
1 Remove the eleven solders.
GRY
YEL
BLU
ORG
RED
BLK
RED
WHT
BLK
RED
WHT
6 SERVO board
3 claw
4 claw
SERVO board
2 toothed lock screw
(M1.7
u 2.5)
2 toothed lock screw
(M1.7
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
Note: In this unit, the complete SERVO board has been changed in the
midway of production. When replacing the complete SERVO
board, refer to “ABOUT THE MG-101CA-188 OF FORMER
AND NEW” on page 8.
board, refer to “ABOUT THE MG-101CA-188 OF FORMER
AND NEW” on page 8.
• Former type
• New type
MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
19
3-8. ROLLER ARM ASSY
3-7. CHASSIS (T) SUB ASSY
3 chassis (T) sub assy
2 claw
1 two screws
(M1.7
u 2.5)
1 two screws
(M1.7
u 2.5)
3 washer
4 gear (HRA)
5 roller arm assy
1 spring (RAL)
2 spring (RAR)
MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
20
3-10. CHUCKING ARM SUB ASSY
3-9. CHASSIS (OP) ASSY
6 two coil springs (damper) (natural)
7 coil spring (damper) (blue)
8 chassis (OP) assy
5
1 tension spring (KF)
2 gear (LE1)
3 lever (D)
4 slider (R)
3 chucking arm sub assy
2
1 spring
Note 1: Have this portion receive the chassis.
Note 1: Have this portion receive the chassis.
Note 2: Be careful not to touch the turn table.
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