ViewSonic VX910 Service Manual page 8

Main Menu Controls
Adjust the menu items shown below by using the up
Control
ViewSonic Corporation
Explanation
Auto Image Adjust
the video signal to eliminate waviness and distortion.
Press the [2] button to obtain a sharper image.
NOTE:
1. Auto Image Adjust works with most common video cards.
If this function does not work on your LCD display, then
lower the video refresh rate to 60 Hz and set the resolution
to its pre-set value.
2. The Auto Image Adjust and most Manual Image Adjust
functions are not available for DVI input.
adjusts the difference between the image background
Contrast
(black level) and the foreground (white level).
adjusts background black level of the screen image.
Brightness
allows you to toggle between an analog and a
Input Select
digital signal.
▲
automatically sizes, centers, and fine tunes
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5
▼
and down buttons.
VX910