Dell P2011H - Page 17

Brightness/Contrast
Use this menu to activate Brightness/Contrast adjustment.
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Brightness
Brightness adjusts the luminance of the backlight.
Press the button to increase brightness and Press the button to decrease brightness (min 0 ~ max 100).
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NOTE:Brightness control will be greyed out during "Screen dim" in PowerNap option when screen saver is activated.
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Contrast
Adjust Brightness first, and then adjust Contrast only if further adjustment is necessary.
Press the button to increase contrast and Press the button to decrease contrast (min 0 ~ max 100).
The Contrast function adjusts the degree of difference between darkness and lightness on the monitor screen.