![](https://pdfstore-manualsonline.prod.a.ki/pdfasset/e/d0/ed0fe648-32ff-40f2-b8a8-8b3d0e4f3af5/ed0fe648-32ff-40f2-b8a8-8b3d0e4f3af5-bgb.png)
10 ViewSonic VG191/VG191b
Main Menu Controls
The menu items shown below can be adjusted by using the up
▲
▲ ▲
▲
and down
▼
▼ ▼
▼
buttons.
Control Explanation
AUTO IMAGE ADJUST
automatically sizes, centers, auto-
contrasts and fine tunes the video signal to eliminate waviness
and distortion.
Press the [2] button to obtain a sharper image.
NOTE:
Auto Image Adjust works with most video cards. If this
function does not work on your ViewPanel
®
, then lower the video
refresh rate to 60 Hz and set the resolution to its preset value.
CONTRAST/BRIGHTNESS
Contrast adjusts the difference between
the image background (black level) and the foreground (white
level).
Brightness
adjusts background black level of the screen
image. Press button [2] to toggle between Contrast and Brightness.
INPUT ANALOG
switches between two ports: one for a digital
input signal and one for an analog signal.
Shortcut: From the Windows desktop, press
button [2] to bypass
the Main Menu and switch ports.
On-screen display will show Input Analog or Input Digital,
depending upon the currently selected input source.