About your monitor | 119 USB 3.0downstream portConnect your USB device.You can only use this connector after you haveconnected the USB cable to the computer andUSB upstream connector on the monitor.10 USB 3.0 upstreamportConnect the USB cable that comes with yourmonitor to the computer. Once this cable isconnected, you can use the USB downstreamconnectors on the monitor.11 RS232 connector Remote management and control of monitor viaRS23212 RJ-45 port Remote Network Management and control ofmonitor via RJ-45.Bottom view1 11 Speakers