About Your Monitor | 9Bottom ViewLabel Description Use1 Stand lock Lock the stand to the monitor using a M3 x 6 mmscrew (screw not included).2 AC power connector To connect the monitor power cable.3 HDMI (MHL) port Connect your computer with HDMI cable or MHLdevices with MHL cable (optional).4 DP connector (in) Connect your computer with DP cable.5 mDP connector (in) Connect your computer with mDP to DP cable.6 DP connector (out) DP output for MST (multi-stream transport)capable monitor. DP 1.1 monitor can only beconnected as the last monitor in the MST chain.To enable MST, refer to instruction on section“Connecting the Monitor for DP MST Function”.7 Audio line-out port Connect speakers to playback audio comingthrough HDMI or DP audio channels.Only supports 2-channel audio.NOTE: The audio line-out port does not supportheadphones.8 USB upstream port Connect the USB cable to your computer and themonitor to enable the USB ports on the monitor.9a,9bUSB downstream ports (4) Connect USB devices.NOTE: You must connect the USB upstreamcable to the monitor and your computer to beable to use these ports.