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7.2.2.4. A/C HEAD AZIMUTH ADJUSTMENT
Purpose:
To adjust the position and height of the A/C Head so that it meets
the tape tracks properly.
Symptom of Misadjustment:
If the position of the A/C Head is not properly adjusted, the Audio
S/N Ratio will be poor.
1. Connect the Audio/Video Cable on the camcorder.
2. Connect the oscilloscope to audio output jack.
3. Playback the Alignment Tape (VFMS0004H6C).
4. Adjust Screw C (Azimuth) on the A/C Head Unit so that the output
level is at maximum.
5. Confirm and readjust the A/C Head height.
6. Confirm and readjust Screw C (Azimuth) on the A/C head so that
the output audio becomes is maximum.
7.2.2.5. A/C HEAD HORIZONTAL POSITION ADJUSTMENT
Purpose:
To adjust the Horizontal Position of the A/C Head.
Symptom of Misadjustment:
If the Horizontal Position of the A/C Head is not properly adjusted,
maximum envelope can not be obtained at the Neutral Position of
the Tracking Control Circuit.
1. Put the unit into the service mode "I. Tracking Fix" to defeat Auto
Fig. M5
86
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