Gear Block Assembly Replacement - Sony HDW-750 Maintenance Manual

7-24. Gear Block Assembly Replacement

7-24. Gear Block Assembly Replacement
Overview
Replacement
Checking phase
Removing the cleaning assembly
Removing the gear block assembly
Installing the gear block assembly
Operation check
Installing the cleaning assembly
Preparations
1. Turn off the main power.
2. Remove the front lid and outside panel assembly. (Refer to Section 1-4.)
3. Remove the cassette compartment. (Refer to Section 1-9.)
4. Check that the unit is in the unthreading-end state.
Tools
. Torque screwdriver bit (for M1.4) : J-6325-110-A
. Torque screwdriver (for 3 kg) :
Removal
1. Checking phase
(1) Check that the claw of the gear mount plate
of the gear block (B) is aligned with the
triangle mark of the cam gear assembly.
(Fig. 1)
(2) Check that the entire horizontal bar mark of
gear (C) is visible from the gear mount plate
(B) of the gear block assembly. (Fig. 2)
7-80
J-6325-400-A
Fig 1
Cam gear
assembly
Fig 2
Claw of the gear
Triangle mark of the
cam gear assembly mount plate of
the gear block (B)
Gear mount plate (B)
Horizontal bar
of the gear block
mark of Gear (C)
assembly
HDW-750/750CE V1