About Your Monitor:Dell P2211H/P2311H Flat Panel Monitor User's Guidefile:///S|/SSA_Proposal/P2211_P2311/about.htm[7/13/2011 12:17:52 PM]This section gives you information about the USB ports that are available on the left side of your monitor.NOTE: This monitor supports High-Speed Certified USB 2.0 interface.Transfer speed Data Power ConsumptionRateHigh speed 480 Mbps 2.5W (Max., each port)Full speed 12 Mbps 2.5W (Max., each port)Low speed 1.5 Mbps 2.5W (Max., each port)USB Upstream ConnectorPin Number 4-pin Side of the Connector1 DMU2 VCC3 DPU4 GNDUSB Downstream ConnectorPin Number 4-Pin Side of the Signal Cable1 VCC2 DMD3 DPD4 GNDUSB Ports1 upstream - back2 downstream - 2 on left sideNOTE: USB 2.0 functionality requires a USB 2.0-capable computerNOTE: The monitor's USB interface works only when the monitor is on or in power save mode. If you turn off the monitor and then turn it on, the attached peripherals may takefew seconds to resume normal functionality.aLCD Monitor Quality and Pixel PolicyDuring the LCD Monitor manufacturing process, it is not uncommon for one or more pixels to become fixed in an unchanging state which are hard to see and do not affect thedisplay quality or usability. For more information on Dell Monitor Quality and Pixel Policy, see Dell Support site at: support.dell.com.Maintenance GuidelinesCleaning Your MonitorWARNING: Read and follow the safety instructions before cleaning the monitor.