Panasonic Hi-Fi Professional/Industrial Video DS850 - Manuel (Page 27)

[3] Adjust the various items.
Adjust the various items so that the displays on the
waveform monitor (WFM) and vectorscope (VSC) appear as
described below.
J
Waveform on waveform monitor Waveform on vetorscope
• Set-up level
Adjust to eliminate any deviation.
[ b ]: • Video level
Adjust to 100IRE.
[^: • Chroma level
Adjust so that the specified level is
obtained.
• Hue
Adjust so that the vector waveform traces
are positioned inside the 0 mark on the
VSC.
[4] Adjust the YC delay control.
(Normally, adjustment is unnecessary.)
Adjust this to compensate for a shift in YC delay (color shift)
of the tape being played back. Each step represents an
adjustment of approx. 70ns.
[5] Adjust the SYSTEM PHASE controls.
O Playback the standard color bars on VTR PI.
@ Adjust the SYS PHASE controls on VTR P1.
Adjust them so that the waveform shown below appears
on the waveform monitor (WFM).
1)
2 )
3 )
4 )
5 )
Set the WFM to the I NT mode and set the expansion to
O.ljis.
Check the horizontal sync position.
Now set the WFM to the EXT mode.
In the EXT mode adjust the SYS PHASE controls so
that the H SYNC signal is aligned with the position
above.
First adjust H, then use SC COARSE for the overall
adjustment and SC FINE for the fine adjustment.
Adjust the SYS PHASE controls on VTR P2 similarly.
o
E
»
3
V
<
o
OQ
(Pay close attention to the sync
signal rise.)
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