Envelope Waveform Adjustment - Panasonic AJ-D400P Service Manual

Dvcpro series camera recorder

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1-13. Envelope Waveform Adjustment

V1/Vmax, V2/Vmax, V3/Vmax ≥ 0.8

TP500 R/P ENV (RF Board)

TP300 R/P HSW (RF Board)

ADJUSTMENT S1, T1 Post Height

VFM3580KM, VFM3680KM

Oscilloscope

VFK1149 (Post Driver)

1. Playback the the alignment tape.

2. Adjust S1 and T1 post height so that the R/P

envelope output is within the specification.

3. When the S1 and T1 posts are adjusted, first

raise the post height and make small the

entrance and exit side of the envelope, then

down the post until envelope becomes flat.

4. With order to adjustment, basically adjust T1

post for makes flat at exit side of envelope first

and adjust S1 post.

5. After finish this adjustment, unload the tape

and load the tape again, then confirm the

shape of Envelope waveform does not

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