Sony HDW-750 Maintenance Manual page 349

Removal
1. Removing the full top sensor
assembly
(Refer to Section 7-16.)
2. Removing the cassette stopper
(1) Rotate the worm wheel with a phillips
screwdriver clockwise until the screw under
the threading arm assembly becomes visible.
(2) Remove the two precision screws and
remove the cassette stopper.
Installation
3. Installing the cassette stopper
Install the cassette stopper with two precision
screws.
The standard tightening torque value :
10 x 10 _2
N.m (1 kgf.cm)
4. Installing the full top sensor assembly
(Refer to Section 7-16.)
HDW-750/750CE V1
Worm wheel
Threading arm
assembly
Precision screws
P1.4 x 3.5
Cassette stopper
7-23. Cassette Stopper Replacement
Precision screws
P1.4 x 3.5
Cassette stopper
Pinch roller assembly
7-79