Sony DVCAM DSR-25, Service Manual

Page: 142 / 238

5-17
DSR-25
Disassembly of the pinch slider
Check before work
When attaching the parts described in this section, various phase
adjustments are required. Before work, refer to page 5-19 and check
the reference phases.
Assembly: Attach them while referring to the figure above or below and the descriptions.
Move the pinch slider to the leftmost end, and
slide it upward and remove it when two shafts
A are superimposed on the holes of the pinch
slider.
Move the sub-slider to the rightmost and remove
it from two shafts
B
.
Disassembly: Remove them in order of
1
,
2
,
3
,
4
,
5
,
6
,
7
,
8
3-17. SUB-SLIDER ARM, SUB-SLIDER, ENCODER GEAR, MAIN CAM GEAR, COUPLING GEAR, SUB-CAM GEAR,
PINCH SLIDER AND LOADING ARM ASSY
1
Attach the loading arm assy. (Refer to the figure above.)
The phases of the GL gear S and GL gear T must match and
the positioning hole
G of the loading arm assy must be
superimposed on the hole of the chassis. (Fig. 5)
2 Attach the pinch slider. (Fig. 1, 2)
3
Apply grease to the groove at the rear of the sub-cam gear.
(Fig. 6)
After applying, adjust the phase of the sub-cam gear to that of
the pinch slider. (Fig. 7)
Phase pin
D of the loading arm assy must be inserted into the
groove at the rear of the sub-cam gear. (Fig. 5, 7)
Disassembly of the encoder gear
Disassembly of the sub-slider
Fig. 1
Fig. 2
Fig. 3
Fig. 4
Fig. 5
Fig. 6
Fig. 7
2
4
6
1
3
7
8
Pinch slider
Sub-cam gear
5
Phase pin D
Loading arm assy
Phase pin F
Sub-slider
Shafts
A
Shafts
B
Phase
pin
E
Encoder gear
(A claw is hooked.)
Main cam gear
Sub-slider arm
Coupling gear
This can be removed.
This cannot be removed.
Pull out the encoder gear
upward while pushing into
the claw.
Encoder gear
1
Phase adjustment hole
H
Sub-cam gear
Loading arm assy
Positioning hole
G
GL gear T
GL gear S
Main cam gear
Phase pin M
Main slider arm
Phase pin D
[Rear side of chassis]
Sub-cam gear
(front side)
Phase adjustment hole H
matches the hole of the
chassis.
Check phase pin
D
through this hole
Pinch slider
Sub-cam gear (rear side)
Apply grease to the seven parts.
(half size of one grain of rice for each part)