Sony GY-2120WD Maintenance Manual page 184

4-9. Slant Guide Slantness Adjustment
Check
1. Install the Cassette Reference
Plate (L)
Place the cassette reference plate (L) in the
direction shown in the figure, then place it on two
cassette supports.
2. Check the Slant Guide Slantness
(1) Press the check tool against the slant guide
from the directions 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 and 2 until they are satisfied.
1 Bend the slant guide so that both specifica-
tions 1 and 2 are satisfied.
2 Check again that the specifications 1 and 2
are satisfied after putting the unit into the
threading end mode and the unthreading end
mode.
3. Remove the Cassette Reference
Plate (L)
Remove the cassette reference plate (L) and
tension regulator slantness check tool.
4. Cleaning
Clean the slant guide with a cleaning piece
moistened with cleaning fluid.
4-18
Tension regulator slantness check tool
Cassette support
B
<Direction A>
A
Tension regulator slantness check tool
Slant guide
Cassette reference plate (L)
<Direction B>
B
Slant Guide Slantness Check
Slant guide
Slant guide
B A
A
Cassette support
Cassette reference plate (L)
Spec.1:
0.15 mm < A < 0.25 mm
Spec.2:
0.15 mm < B < 0.25 mm
GY-2120WD/WS