Sony GY-8240UWD Maintenance Manual page 172

3-23. T Drawer Assembly Replacement and Adjustment
3-23-2. Slant Guide Slantness Adjustment
Check
1. Installing the Cassette Reference
Plate (L)
Place the cassette reference plate (L) positioning
as shown in the figure, then place it on two
cassette supports.
2. Checking the Slant Guide Slantness
(1) Press the tension regulator slantness check
tool against the slant guide from the direc-
tions indicated by the arrow A and B.
(2) Check that the clearance between the slant
guide and tool satisfies specifications 1 and 2.
If the specifications 1 and 2 are not satisfied,
repeat steps 1, 2 and 3 until they are satis-
fied.
1 Turn the adjustment screw according to the
following manner to meets specification 1.
. Turn clockwise
8 Clearance A is narrower.
. Turn counterclockwise
8 Clearance A is wider.
2 Bend the slant guide so that both specifica-
tions 1 and 2 are satisfied.
3 Check again that the specifications 1 and 2
are satisfied after putting the unit into the
threading end mode and the unthreading end
mode alternately.
3. Removing the Cassette Reference
Plate (L)
Remove the tension regulator slantness check tool
and cassette reference plate (L).
4. Cleaning
Clean the slant guide with a cleaning piece
moistened with cleaning fluid.
3-86
Tension regulator slantness check tool
Cassette suport
B
< Direction of A >
A
Tension regulator slantness check tool
Slant guide
Cassette reference plate (L)
Spec.1: 0.15 mm < A < 0.25 mm
< Direction of B >
B
Spec.2: 0.15 mm < B < 0.25 mm
Slant Guide Slantness Check
Adjust
Slant guide
Slant guide
B A
A
Cassette suport
Cassette reference plate (L)
GY-8240UWD
GY-8240FC