Menu/Enter 
Press to display the OSD or confirm the selection. 
 
Power 
Press the Power button to turn on/off the monitor.     
 
Image Ratio/Volume/>   
When there is no OSD,Press Volume button to active volume adjustment bar,Press<or > to adjust volume. 
 
Auto / Exit / Source hot key    
When there is no OSD, press Auto/Source button continuously about 2 second to do auto configure. When the 
OSD is closed, press Source button will be Source hot key function. Press Source button continuously to select the 
input source showed in the message bar, press Menu/Enter button to change to the source selected. 
 
Game mode/< 
When there is no OSD, press the minus key to open game mode function, then press < or > key to select game 
mode (FPS, RTS, Racing, Gamer 1 or Gamer 2) basing on the different game types.