Service manual

L9C Monitor
L9C service manual Page 27of 48
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 Out Of Range
 Brightness & Contrast Adjustment
OSD Main Menu
When user input the video signal out of spec
this dialog will appear about 10 seconds. And
then enter the Sleep mode.
Brightness (Up&Down):
Adjust the brightness of the display.
Contrast (Left&Right):
Adjust the difference between the light
and dark areas.