- 25 -Hot-Key Menu:(For AR577 only)Outline:The description for Hot-Key function :Item Operation Icon DescriptionAdjustmentRangeResetValueVolume When the OSD is closed, pressLeft or Right button will be VolumeHot-Key FunctionVolume of Audio adjustment. TheAudio will be Mute when volume=0.0-100 50OSD Message:Outline:The description for OSD Message :Item DescriptionAuto ConfigPlease WaitWhen User Press Hot-Key “Auto”, will show this message, and the monitor do the auto configfunction.Input NotSupportedWhen the Hsync Frequency, Vsync Frequency or Resolution is out of the monitor support range,will show this message. This message will be flying.Cable NotConnectedWhen the video cable is not connected, will show this message. This message will be flying.No Signal When the video cable is connected, but the is no active signal input, will show this message, thenenter power saving.