Sony DNW-A100 Maintenance Manual page 223

3. Adjust the Pinch Arm Assembly
Vertical Play
Move the pinch arm assembly in the vertical
direction.
At this time, confirm that the vertical play
satisfies the specification.
If the specification is not satisfied, perform the
adjustment below.
(1) Remove the stop washer.
(2) Install or remove the poly-slider washer at the
upper of the pinch arm.
(3) Fasten the pinch arm assembly by new stop
washer, confirm again that the specification is
satisfied.
4. Cleaning
Clean the pinch roller's cylindrical surface with a
cleaning cloth moistened with cleaning fluid.
(Refer to Section 5-2-6 in Maintenance Manual
Part 1.)
Adjustment after Replacement
5. Confirm the Tape Running
Refer to Section 7-1-2.
6. Confirm the AT Head Height
Refer to Section 7-1-6.
7. Confirm the AT Head Azimuth
Refer to Section 7-1-7.
DNW-A100/A50/A45
DNW-A100P/A50P/A45P
Spec. :
* When the specification is not satisfied.
. Poly-slider washer for adjustment
Diameter Thickness
0.13 mm
3.0 mm
0.25 mm
Adjust the Pinch Arm Assembly Vertical Play
5-7. Pinch Roller Replacement
Pinch arm assembly
Vertical play
0.05 mm to 0.2 mm
Part No.
3-701-439-01
3-701-439-11
5-39