![Adjusting the brightness and contrast](/images/new-backgrounds/113314/11331427x1.webp)
Colour monitor 21P4
Adjusting the brightness and contrast
If the OSD menu is not displayed, you can use the arrow buttons to directly call the setting windows for brightness and contrast and make the required settings.
You will increase the life of your screen if you adjust the contrast and brightness to i medium.
Setting brightness and contrast (Brightness / Contrast)
= Setting the brightness of the background
= Setting the contrast between the foreground and background
Settings with the OSD menu
To make a setting, perform the following steps:
ÊPress the MENU button to activate the OSD menu.
The main menu appears on the screen with icons for the setting functions. The last icon set is marked (in this case Position/Size). A setting window with selection options is displayed for the highlighted icon (here: Position, Size, Zoom).
Ê If necessary, use the or button to mark another icon in the main menu or select another symbol in the sub menu with the oder button, e. g. Size.
Ê Press the MENU button to activate the selected function.
The setting window for the selected function appears (in this case: Size).
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