Extron Electronics VSC 500_700_700D User Guide - Manual (Page 14)

The following diagram shows an example of a view of a vectorscope during adjustment of
the color subcarrier phase (SC/H). The subcarrier phase should be aligned to 0º (indicated in
the figure by the triangle.
0 10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170 180 190
200
210
220
230
240
250
260
270
280
290
300
310
320
330
340
350
+40
-40
A1
A2
A3
B1
B2
B3
Figure 7. Vectorscope Screen During Color Subcarrier
Phase Adjustment
Optimizing the System
For optimal performance, follow the steps in this section in order when setting up the VSC
and its input and output devices.
Select the output standard
From the Video standard submenu, select the output standard (see the Video standard
submenu section).
•
NTSC (default)
•
PAL
Size the image to fill the screen
1. Size and center the displayed image to fill the output screen (see the Auto-Imaging
Menu section).
2. Press the Size button on the front panel (see the Front Panel Features section).
3. Rotate the horizontal and vertical adjustment knobs to resize the displayed image.
Observe the picture on screen as you adjust the controls. The Min/Max LED will light red
whenever the minimum or maximum limit of an adjustment knob is reached.
4. Press the Size button again to turn the size feature off.
5. Center the picture by rotating the horizontal and vertical adjustment knobs. Observe the
picture on screen as you adjust the controls. The Min/Max LED will light red whenever
the minimum or maximum limit of an adjustment knob is reached.
6. Repeat steps 1 through 5 as needed.
VSC 500/700/700D User Guide • Installation and Operation 8