Sony DVCAM DSR-25, Service Manual

Page: 138 / 238

5-13
DSR-25
3-10. CAPSTAN MOTOR
Disassembly/Assembly
(After assembling, adjust the tape path from page 5-23.)
3-9. PINCH ARM ASSEMBLY
Disassembly/Assembly
For the disassembling and assembling procedures of the tape re-
tainer and compression coil spring (tape retainer), refer to page 5-
22.
Push roller A into the
groove as shown in the
figure. Insert roller
B into
the claw. To remove the
pinch arm assembly, pull
out the pinch arm upward
while pushing the claw.
3-11. PENDULUM RETAINER AND PENDULUM ARM ASSEMBLY
Disassembly: Remove them in order of
1
,
2
,
3
(To attach them, perform the disassembly steps in reverse order.)
Notes during assembly
When assembling or disassembling the pendulum arm assembly,
be careful of the following.
Attach the pendulum retainer to shaft
B
. Be careful of the positions
of the pendulum stopper at the rear of the chassis and shaft A of
the pendulum arm.
1
2
3
Screw
Tightening torque of pendulum retainer
0.3432
±
0.0196 N • m (3.5
±
0.2 kg • cm)
Pendulum retainer
(Remove in the direction
of the arrow.)
Pendulum arm
assembly
Shaft
Positioning boss
Shaft
B
Shaft
A
Shaft
B
Hole
E
D
F
[Rear side of pendulum retainer]
Insert tip
D
of the pendulum
arm into hole
E
of the pendulum
retainer and insert the pendulum
into shaft
C
.
Shaft
C
Shaft
C
Slide the pendulum arm in
the direction of arrow
F
and
attach it to the chassis.
Shafts
B
Shafts
B
Cannot be removed.
Can be removed.
Pendulum stopper
Shaft
A
of the pendulum
must be in this position.
Capstan motor
Screw
Tightening torque of capstan motor
0.1961
± 0.0196 N • m (2.0 ± 0.2 kg • cm)
Be careful not to touch the
motor shaft ( part).
Roller
B
Roller
A
Pinch arm assembly
Claw
Roller
B
Roller
A Claw