Hotkeys 
 
 
Volume/+ (27P1) 
Volume/Image Ratio/+ (27E1H) 
 
 
 
Source/Auto/Exit 
When the OSD is closed, press “ ” button will be Source hot key function.   
When the OSD is closed, press “ ” button continuously about 2 second to do auto configure (Only for the models with 
D-Sub). 
 
Volume 
When there is no OSD, press “ ” to active volume adjustment bar, press “ ” or “ ” to adjust volume (Only for the 
models with Audio)   
 
Menu/Enter 
When there is no OSD, Press to display the OSD or confirm the selection. Press about 2 second to turn off the monitor 
 
Power 
Press the Power button to turn on the monitor.