Env Waveform Adjustment - Panasonic DVCPRO HD EX AJ-HD1200AP Service Manual

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1-12. ENV Waveform Adjustment

TP105: R/P L ENV (RF/EQ Board: Slot 1)

TP5: R/P L HSW (RF/EQ Board: Slot 1)

S2, T2 Post Height

VFM3580KM or VFM3580KL

Oscilloscope

VFK1149B (Post Driver)

V1/Vmax, V2/Vmax, V3/Vmax ≥ 0.8

1. Play back the alignment tape.

2. Adjust the T2 post and then the S2 post height so

that the ENV output is within the specification.

Upon adjusting the S2 and T2 posts, first make a

post higher until the output becomes small, and

then lower until the output becomes flat.

3. After the adjustment, unload and load a tape and

confirm that the envelope is still in the specification

as shown in figure 1-12-1.

Figure 1-12-1

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