3-7SGS 408 Switcher • Operation
Figure 3-10 — Selecting the output sync format
3. To select the output sync format, turn the right adjustment knob. The
following formats are available:
RGBS
RGBHV
4. If RGBHV is selected, you can select the polarity. (Otherwise, both
horizontal polarity and vertical polarity are negative.) To select the polarity,
turn the left adjustment knob. The following options are available:
Horizontal negative, vertical negative
Horizontal positive, vertical negative
Horizontal negative, vertical positive
Horizontal positive, vertical positive
5. To return to the default LCD menu, press the Next button, then press the
Exit button, or wait 16 seconds until the submenu times out.
Selecting a test pattern
To select the test pattern, do the following:
1. Press the Menu button.
2. Press the Test Pattern button (figure 3-11).
Figure 3-11 — Selecting the test pattern
3. To select the screen on which to show the test pattern, turn the right
adjustment knob. The following options are available:
None
Preview
Program
Program and preview
Program & Preview
Color Bars
Input Out Out Test
Next Config Rate Sync Pattern
RGBHV
H Pos V Neg
Input Out Out Test
Next Config Rate Sync Pattern
