Sony DNW-A100 Maintenance Manual page 467

Adjustment
3. Remove the CL Guide Rail
Remove the two screws, then remove the CL
guide rail.
4. In Case of Clearance Exists at the
Upper Part (Fig. 1)
Turn the zenith adjustment screw
counterclockwise to satisfy the specification.
5. In Case of Clearance Exists at the
Lower Part (Fig. 2)
Turn the zenith adjustment screw clockwise to
satisfy the specification.
6. Attach the CL Guide Rail
Attach the CL guide rail with two screws.
7. Cleaning
Clean the surface of the AT head, AT erase head,
and TG-4 guide using a cleaning cloth moistened
with cleaning fluid.
DNW-A100/A50/A45
DNW-A100P/A50P/A45P
<Fig. 1>
Zenith adjustment screw
<Fig. 2>
Zenith adjustment screw
. Removing/Attaching the CL Guide Rail
Screw(B3 x 8)
AT Head Zenith Adjustment
7-1-1. AT Head Zenith Check and Adjustment
Flatness plate AT head
Flatness plate AT head
Screw(B3 x 8)
CL guide rail
7-7