Sony GY-2120WD Maintenance Manual page 169

4. Place the Reel Shift Plate Assembly in
the S Cassette Position
Rotate the drive gear clockwise as far as it will
go.
5. Check the Slantness in the S Cassette
Position
(1) Press the check tool against the reel motor
shaft from the directions indicated by the
arrow.
(2) Check that the clearance between the reel
motor shaft and tool satisfies specification 2.
If the specification is not satisfied, perform steps
6 and later.
Adjustment
6. Loosen Screws
Loosen the three screws fixing the reel motor by
one to two turns.
7. Bend Spacer
Bend the adjustment spacer as shown in the
figure.
8. Insert Spacer
Insert the adjustment spacer into the square hole
on the upper surface of the reel shift plate assem-
bly with tweezers.
9. Tighten Screws
Gradually tighten the three screws loosened in
step 6.
Tightening torque: 68.6 x 10
10. Recheck the Reel Motor Shaft
Slantness
Refer to steps 2 through 5.
GY-2120WD/WS
<S cassette position>
• Spacer for adjustment: 3-717-625-01
Reel shift plate
Assembly
-2 N.m(7 kgf.cm)
Reel motor shaft
slantness check tool
Cassette reference
plate (L)
Drive gear
Reel motor shaft slantness check tool
Cassette reference plate (L)
Spec.2: (S cassette position)
A < 0.1 mm
Reel Motor Shaft Slantness Check (S)
Spacer
Spacer
Square hole
PSW3 x 10
Reel motor
Reel Motor Shaft Slantness Adjustment
4-2. Reel Motor Shaft Slantness Adjustment
A
Reel motor shaft
100° to 120°
Reel motor
shaft
4-3