Sony BMZ-K2 / CX-BK2 Service Manual ▷ View online
CX-BK2
17
1
belt (roller V)
4
ROLLER MOTOR board
2
Remove two solders.
3
two screws
5
motor (roller) assy
(roller)(M781)
3-18. MOTOR (ROLLER) ASSY (ROLLER) (M781)
3-19. MOTOR (MODE) ASSY (MODE) (M771)
1
Remove five solders
of rotary encoder.
of rotary encoder.
2
Remove two solders
of motor (M771)
of motor (M771)
MODE MOTOR
board
board
3
two screws
(BVTP2.6
×
8)
4
MODE MOTOR board
5
belt (mode V)
6
motor (mode) assy
(mode) (M771)
(mode) (M771)
CX-BK2
18
3-20. RUBBER ROLLER (SLIDER) ASSY
qg
sub chassis
qf
screw
(BVTP2.6
×
8)
8
step screw
qs
step screw
5
step screw
9
tension
spring
(slider 2)
spring
(slider 2)
6
tension spring
(base slider 4)
(base slider 4)
0
rubber roller
(slider 4) assy
(slider 4) assy
7
rubber roller
(slider 1) assy
(slider 1) assy
qa
rubber roller
(slider 2) assy
(slider 2) assy
qd
rubber roller
(slider 1) assy
(slider 1) assy
3
tension spring
(base slider 5)
(base slider 5)
1
step screw
4
rubber roller
(slider 5) assy
(slider 5) assy
2
rubber roller
(slider S) assy
(slider S) assy
3-21. TIMING BELT (FRONT/REAR)
Note: Refer to assembly (Section 4)
2
gear (mode cam)
: Note
: Note
1
screw
(PTPWH2.6
×
8)
3
slider (mode cam) assy
5
two gears
(center)
(center)
7
two gears (center)
8
timing belt (rear)
9
timing belt (rear)
4
gear
(timing)
(timing)
6
timing belt
(front)
(front)
timing belt
(rear)
(rear)
When install three timing belts,
its pass under each claws.
its pass under each claws.
timing belt
(rear)
(rear)
timing belt (front)
claw
claw
claw
claw
CX-BK2
19
3-22. CAM (GEAR)
qf
cam (gear)
: Note
: Note
qs
gear(mode cam)
0
gear (mode C)
:Note
:Note
4
gear (mode 5)
8
gear (mode D)
6
gear (mode 5)
1
screw(PTPWH2.6
×
8)
7
screw (PTPWH2.6
×
8)
9
screw
(PTPWH2.6
×
8)
qa
screw
(PTPWH2.6
×
8)
3
screw (PTPWH2.6
×
8)
5
screw (PTPWH2.6
×
8)
2
pulley
(mode deceleration)
(mode deceleration)
qd
screw
Note: Refer to assembly
(Section 4).
(Section 4).
3-23. SENSOR BOARD
ql
harness
qd
gear (eject lock)
q;
cam (eject lock)
: Note
qh
two claws
qj
rotary encoder
(S771)
(S771)
qf
gear
(mode B)
(mode B)
w;
screw
(BVTP2.6
×
8)
qg
screw
(PTPWH2.6
(PTPWH2.6
×
8)
wa
SENSOR board
8
shaft
(shutter)
(shutter)
7
compression spring
(shutter)
(shutter)
qs
cam (BU U/D)
qa
screw
(PTPWH2.6
(PTPWH2.6
×
8)
3
screw
(BVTP2.6
(BVTP2.6
×
8)
1
screw
(PTPWH2.6
(PTPWH2.6
×
8)
4
two screws
(BVTP2.6
(BVTP2.6
×
8)
2
lever shutter (A)
5
base (shutter) block
6
gear (mode A)
9
screw
(PTPWH2.6
(PTPWH2.6
×
8)
qk
claw
Note: Refer to assembly (Section 4).
CX-BK2
20
SECTION 4
ASSEMBLY
• This set can be assembled in the order shown below.
4-1.
HOW TO INSTALL THE CAM (EJECT LOCK)
4-2.
HOW TO INSTALL THE CAM (GEAR)
mark
cam (BU U/D)
cam (eject lock)
– bottom view • front –
gear (eject lock)
1
Rotate the cam (BU U/D) fully in the direction of arrow.
2
Engage the gear (eject lock) and the gear of the cam (eject lock)
aligning the mark with the center of the gear (eject lock).
aligning the mark with the center of the gear (eject lock).
boss
cam (gear)
mark
cam (BU U/D)
– bottom view • front –
1
Check that the cam (BU U/D) can not be rotated in the direction of arrow.
2
Align the mark on the cam (gear) with the boss as shown in the figure
and install the cam (gear).
and install the cam (gear).
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