AVer CMS - Manual (Page 107)

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 Adjusting the Contrast of LCD Screen
1. At main menu screen, press the
and press the button to enter
Controller setup screen.
2. Press button to enter LCD setup
screen.
3. Press button to enter the Contrast
setup screen.
4. Press and button to adjust
the brightness.
5. Press button to confirm the setting.
To cancel, press button.