![background image](http://html.mh-extra.com/html/viewsonic/vlcds25973-2w/vlcds25973-2w_service-manual_1021320016.webp)
Main Menu Controls
Adjust the menu items shown below by using the up
▲
and down
▼
buttons.
Control
Explanation
Auto Image Adjust
sizes and centers the screen image
automatically.
Contrast
adjusts the difference between the image background
(black level) and the foreground (white level).
Brightness
adjusts background black level of the screen image.
Input Select
toggles between inputs if you have more than one
computer connected to the VP191/VP191b/VP191s.
Color Adjust
provides several color adjustment modes: preset
color temperatures and
RGB
which allows you to adjust red (
R
),
green (
G
), and blue (
B
) separately. The factory setting for this
product is 6500K (6500 Kelvin).
9300K
— Adds blue to the screen image for cooler white (used
in most office settings with fluorescent lighting).
6500K
— Adds red to the screen image for warmer white and
richer red.
5400K
— Adds green to the screen image for a darker color.
5000K
— Adds blue and green to the screen image for a darker
color.
13
ViewSonic
Corporation
Co
nfidential
-
Do
Not
Copy
VP191b/s
Summary of Contents for VLCDS25973-2W
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Page 79: ...11 PCB Layout Diagrams Main Board 76 ViewSonic Corporation Confidential Do Not Copy VP191b s ...
Page 80: ...Main Board 77 ViewSonic Corporation Confidential Do Not Copy VP191b s ...
Page 81: ...Control Board 78 ViewSonic Corporation Confidential Do Not Copy VP191b s ...