Sony WX-7700MDX Service Manual ▷ View online
WX-7700MDX
13
3-6.
POWER BOARD, CHASSIS (T) ASSY
3-7.
HEAT SINK
1
four screws
(PTT2.6
(PTT2.6
×
10)
2
heat sink
power board
1
two screws
(PTT2.6
(PTT2.6
×
6)
2
four ground point screws
3
power board
4
chassis (T) assembly
WX-7700MDX
14
3-8.
SERVO (MD) BOARD
3-9.
MD COVER ASSY
1
MD flexible board
(CN101)
(CN101)
1
flexible board
(CN103)
(CN103)
1
sensor connection
flexible board
(CN103)
flexible board
(CN103)
2
two screws
(BVTT2
(BVTT2
×
4)
2
two screws
(BVTT2
(BVTT2
×
4)
3
servo (MD) board
1
four screws
(B2
(B2
×
3)
3
MD cover assy
2
Pushing the cassette holder in the direction of arrow
A
with a screwdriver,
disengage the shaft (MD cover guide) from the groove of MD cover ass’y.
Note : Be careful not to damage the optical pick-up
Note : Be careful not to damage the optical pick-up
when pushing the cassette holder with a screwdriver.
casset holder
ring (MD cover guide)
A
WX-7700MDX
15
3-10. FLOAT BLOCK
3-11. LO MOTOR ASSY
1
tension spring (float B)
5
two damper assies
5
two damper assies
6
float block
1
tension spring (float B)
2
two tension springs (float F)
3
Pushing an arrow
A
part, raise the float block
up ward at the front to release a lock.
A
float block
lever (lock R)
lever (lock L)
lever (lock L)
lock open
4
4
Remove the bracket (LO)
in the direction of arrow
in the direction of arrow
A
.
bracket (LO)
1
Remove solders of motor (M903)
5
LO motor ass’y (loading)
(M903)
(M903)
2
tension spring (rack)
3
claw
A
– bottom view –
WX-7700MDX
16
2
stopper washer
3
lever (LE) ass’y
4
roller (gear E)
1
7
type-E stopring 1.5
2
type-E stopring 1.5
3
lever (lock L)
5
type-E stopring 1.5
7
type-E stopring 1.5
8
Remove the holder ass’y in the
direction of the arrow.
direction of the arrow.
1
spring (CHKG)
4
spring (CHKG)
6
lever (lock R)
3-12. LEVER ASSY (LE)
3-13. HOLDER ASSY
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