Dell S2421HSX User Manual page 38

Icon Menu and
submenus
Brightness/
Contrast
Brightness
Contrast
38 | Operating the monitor
Description
Use this menu to activate Brightness/Contrast
adjustment.
Dell 24/27 Monitor
Brightness/Contrast
Input Source
Color
Display
Menu
Personalize
Others
Brightness adjusts the luminance of the backlight
(minimum 0; maximum 100).
Press the button to increase brightness.
Press the button to decrease brightness.
Adjust the 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 (between 0 and 100).
Contrast adjusts the difference between darkness and
lightness on the monitor.
75%
75%