Ls Chassis Block Assembly - Sony DCR-TRV725E Service Manual

4-10. LS Chassis Block Assembly

1. Removal procedure
Move the LS chassis block assembly between [USE] and
1)
[LOAD].
2) Remove the blind plate. (Refer to 4-5.)
3) Remove the R drive gear assembly. (Refer to 4-8.)
Remove the HCL cut (1.8 × 4 × 0.5) 1.
4)
Remove the three screws (M1.4 × 2.5) 2.
5)
6) Remove the LS chassis block assembly 3 in the direction of
the arrow A.
When attaching it, coat the hatched
portion with grease.
5 TG7 arm block
assembly
LS guide
T2 shaft
4 Slot of LS chassis
(at two locations)
B
LS guide roller
Do not
bend here.
6 to 8mm
Fig. 4-10.
— 23 —
2. Attachment procedure
1) Insert the LS guide roller and LS guide T2 pin of the mechanical
chassis block assembly into the slot of the LS chassis block
assembly 4.
2) Insert the pin of the LS arm assembly into the cam groove on
the LS cam plate, face the TG7 drive pin 5 in the direction of
the arrow B, and insert it to the two slot of the mechanical
chassis. Then, tighten the three screws (M1.4 × 2.5) 2 in the
order of C, D and E.
Tightening torque: 0.078 ± 0.01 N•m (0.8 ± 0.1 kgf•cm)
Attach the HCL cut (1.8 × 4 × 0.5) 1 to the pin of the LS arm
3)
assembly.
4) Attach the R drive gear assembly. (Refer to 4-8.)
5) Attach the blind plate. (Refer to 4-5.)
6) Clean the tape running path. (Refer to 2-2.)
Note: Each arm must move smoothly.
C
D
E
Pin
LS arm assembly
Mechanical chassis block assembly
2 Three screws
(M1.4 × 2.5)
1 HCL cut
(1.8 × 4 × 0.5)
LS cam plate
Cam groove
3 Remove the LS chassis
block assembly in the
A
direction of the arrow A .
When attaching it, coat the
hatched portion
with grease.