Service manual

OSD adjusting and Controls
BRIGHTNESS
Setup the brightness of the panel.
CONTRAST
The Contrast menu item is used to adjust image contrast.
AUTO CONFIG
There are two items: AUTO ADJUST and AUTO COLOR. Use the Adjust [+] an
d
[-] key to scroll up and down in menu, and then press the SELECT key to start thi
s
function. If the MENU key is pressed, the main menu is re-displayed and nothing i
s
changed.
AUTO ADJUST: Used to perform automatic configuration of the phase、clock、
vertical and horizontal positioning.
AUTO COLOR: It is used to adjust the gain and offset of the Red, Green and Blue
channels on the ADC automatically.
H-POSITION
H-Position is used to adjust the horizontal image position manually. A slider wit
h
current value is displayed.
V-POSITION
V-Position is used to adjust the vertical image position manually. A slider wit
h
current value is displayed.
CLOCK
Reduce vertical stripes in the screen image.
PHASE
Reduce horizontal stripes in the screen image.
SHARPNESS
This can adjust the video quality to be sharp or blur (special for text mode).
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ViewSonic Corporation Confidential
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