Alienware AW2723DF 27" 1440p 280Hz Gaming Monitor (Lunar Light) - Manual (Page 48)

48 | Operating the monitor
Brightness/
Contrast
Use this menu to activate Brightness/Contrast
adjustment.
Brightness Brightness adjusts the luminance of the backlight.
Move the joystick to adjust the brightness level
(minimum 0/maximum 100).
NOTE: Manual adjustment of Brightness is
disabled when Smart HDR is activated and HDR
content is displayed.
Contrast Adjust Brightness first, and then adjust Contrast only if
further adjustment is necessary.
Move the joystick to adjust the contrast level (minimum
0/maximum 100).
The
Contrast feature adjusts the degree of difference
between darkness and lightness on the monitor screen.
Icon Menu and
submenu
Description