Panasonic PV-D4733S-K Service Manual page 159

Make sure that the envelope waveform remains flat. If not, readjust P2
and/or P3 post heights.
7. After adjustment, confirm that the tape travels without curling at P2
and P3 posts.
8. To release from Tracking center mode, press PLAY or STOP button.
6.2.2.2.2. AUDIO CONTROL HEAD TILT ADJUSTMENT
Purpose:
To confirm that the tape runs smoothly. In particular, confirm that the
tape properly picks up the Audio Signal at the upper part of the head
and the Control Signal at the lower part of the head.
Symptom of Misadjustment:
If the tilt of the Audio Control Head is poorly adjusted, the tape will
eventually be damaged. An intermittent Blue screen may be seen in
Playback.
1. Play back a T120 cassette tape and check that the tape travels
Fig. M3-1
Fig. M3-2
Fig. M3-3
47