47 How to adjust your Monitor
Input Selection hot key
Main Menu Mode
Control Functions Available in Main Menu
Press u to enter Contrast menu, press t or
u key to adjust the degree of Contrast and
press “Exit” to exit OSD.
Press "Exit" to enter the Input Select menu.
Choose D-sub or DVI input source by
pressing t or u key and save your choice
with "Enter".
Main Menu
Luminance sub menu