3
LCD DISPLAY FUNCTIONS
The LCD display shows a variety of information. During power up the model number is shown then the last scan format selected.
Multiple screens of information are available for each scan format. The ALT button will step through the 4 screens of data for
each scan format. The NEXT, PREVIOUS and GROUP buttons will display the data for the selected screen as you step through
the scan formats. The following describes the screen information.
Main Screen
Scan Format Group
VGA, MAC, SUN, 30s - 110s
Scan Format Number
01 -
Screen
_ main
a Alternate
Screen
b B
Screen
c C
Screen
Number of lines
Number of horizontal lines in each vertical frame
Pattern Icon
The current pattern icon (#) is displayed when the scan format is selected. (Raster, Color
bars, Gray bars, Hatch)
Frequency
Horizontal (KHz) and Vertical (Hz) scan frequency
Alternate Screen
No Timeout
NT is displayed if the 10-minute video display timeout is OFF. Selectable with the TIME
button when the alternate screen is displayed
Pixel Width
16ns or 31ns. Selectable with the PIXEL button when the alternate screen is displayed.
Sync Polarity
+H +V, -H +V, +H –V and –H –V. Selectable with the POLARITY button when the alternate
screen is displayed.
Sync Type
H&V, CMP and SOG. Selectable with the SYNC button when the alternate screen is
displayed
B Screen
Resolution
Typical resolution used for scan format. The actual pixel size used may not match the
horizontal resolution.
C Screen
Optional Data
Additional information may be provided.
Examples of Display Screens
Main Screen
Alternate Screen B Screen
C Screen
30s 01 480 Line #
31.5KHz 60Hz
30s 01a NT #
31ns +H +V H&V
30s 01b #
640 x 480 @ 60Hz
30s 01c #
Optional Data