SONY DCRTRV830E Repair Manual

4-11.TG7 Arm Block Assembly, Pinch Arm Assembly
1. Removal procedure2. Attachment procedure
1) Remove the LS chassis block assembly. (Refer to 4-10.)1) Attach the P lim arm roller 4 to the pinch roller arm assembly
2) Remove the screw (camera pan2 M1.4 ´ 1.6) 1.3.
3) Remove the TG7 retainer 2 in the direction of the arro2) wInsert one end of the pinch arm load spring .5 into the hole on
4) Remove the TG7 arm block assembly 6 and TG7 arm springthe rising metal sheet of the LS chassis block assembly, and
7.hook the other end of the spring on the position setting
5) Remove the pinch roller ar3m assembly .protrusion of the LS-057 board.
6) Remove the P lim ar4m roller and pinch arm load spring 5.3) Attach the pinch roller arm assembly 3 to the shaft of the LS
chassis block assembly, and hook the pinc5h arm load spring
on the rising metal sheet of the pinch roller assembly 3.
4) Hook the TG7 arm spring 7 on the shaft of the LS chassis
block assembly while the hook side of the spring is facing
downward.
5) When attaching the TG7 arm block assembly 6 to the shaft of
the LS chassis block assembly, hook the hook side of the TG7
arm spring 7 on the rising metal sheet of the LS chassis block
assembly and hook the top side of the spring to the notch of the
TG7 arm block assembly 6.
6) Attach the TG7 r2etainer with the screw (camera pan2 M1.4
´ 1.6) 1.
7) Remove the LS chassis block assembly. (Refer to 4-10.)
Tightening torque: 0.078 ? 0.01 NYm (0.8 ? 0.1 kgfYcm)
8) Clean the tape running path. (Refer to 2-2.)
1 Screw
(camera pan2 M1.4 ´ 1.6)
6 TG7 arm block
2 Remove the TG7 retainer in the assembly
direction of the arrow.
3 Pinch arm assembly
7 TG7 arm spring
Pinch arm assembly
PRECAUTION DURING (rear view)
INSTALLATION
Rising metal
sheet
4 P lim arm roller
Be careful not to drop.
5 Pinch arm road spring
Temporarily fix the pinch arm load
spring to the rising metal sheet
of the LS chassis.
After attaching the pinch arm
assembly, release the temporarily
fixed pinch arm load spring.
Rising metal
sheetLocation where grease is coated
Pinch arm road springInside the top edge of the metal
P lim
arm roller
TG7 arm
spring
TG7
retainer
Pinch arm
LS chassis block assemblyLS chassis block
assembly TG7 arm block assembly
When attaching it, coat the hatched
assembly portion with grease.
Fig. 4-11.
N 24 N