Troubleshooting:Dell P2211H/P2311H Flat Panel Monitor User's Guidefile:///S|/SSA_Proposal/P2211_P2311/solve.htm[7/13/2011 12:17:59 PM]Geometric Distortion Screen not centered correctly Reset the monitor to Factory Settings.Auto Adjust via OSD.Adjust Horizontal Position & Vertical Position controls via OSD.NOTE: When using DVI-D input, the positioning adjustments are not available.Horizontal/Vertical Lines Screen has one or more lines Reset the monitor to Factory Settings.Perform Auto Adjust via OSD.Adjust Phase and Pixel Clock controls via OSD.Perform monitor self-test feature check and determine if these lines are also in self-testmode.Check for bent or broken pins in the video cable connector.Run the built-in diagnostics.NOTE: When using DVI-D input, the Pixel Clock and Phase adjustments are not available.Synchronization Problems Screen is scrambled or appearstornReset the monitor to Factory Settings.Perform Auto Adjust via OSD.Adjust Phase and Pixel Clock controls via OSD.Perform monitor self-test feature check to determine if the scrambled screen appears inself-test mode.Check for bent or broken pins in the video cable connector.Restart the computer in the safe mode.Safety Related Issues Visible signs of smoke orsparksDo not perform any troubleshooting steps.Contact Dell immediately.Intermittent Problems Monitor malfunctions on & off Ensure that the video cable connecting the monitor to the computer is connectedproperly and is secure.Reset the monitor to Factory Settings.Perform monitor self-test feature check to determine if the intermittent problem occurs inself-test mode.Missing Color Picture missing color Perform monitor self-test feature check.Ensure that the video cable connecting the monitor to the computer is connectedproperly and is secure.Check for bent or broken pins in the video cable connector.Wrong Color Picture color not good Change the Color Setting Mode in the Color Settings OSD to Graphics or Video dependingon the application.Try different Color Preset Settings in Color Settings OSD. Adjust R/G/B value in ColorSettings OSD if the Color Management is turned off.Change the Input Color Format to PC RGB or YPbPr in the Advance Setting OSD.Run the built-in diagnostics.Image retention from a staticimage left on the monitor for along period of timeFaint shadow from the staticimage displayed appears onthe screenUse the Power Management feature to turn off the monitor at all times when not in use(for more information, see Power Management Modes).Alternatively, use a dynamically changing screensaver.Product Specific ProblemsSpecific Symptoms What You Experience Possible SolutionsScreen image is too small Image is centered on screen, Check the Scaling Ratio setting in Image Setting OSDbut does not fill entire viewing Reset the monitor to Factory Settings.areaCannot adjust the monitor with OSD does not appear on the Turn off the monitor, unplug the power cord, plug back, and then turn on the monitor.the buttons on the front panel screenNo Input Signal when user No picture, the LED light is Check the signal source. Ensure the Computer is not in the power saving mode bycontrols are pressed green. When you press "+", "-" moving the mouse or pressing any key on the keyboard.or "Menu" key, the message Check to make sure Video Source to S-Video, Composite or Component is powered and"No S-Video input signal", or playing video media."No Composite input signal", or Check whether the signal cable is plugged in properly. Re-plug the signal cable if"No Component input signal" necessary.appears Reset the computer or video player.The picture does not fill the The picture cannot fill the Due to different video formats (aspect ratio) of DVDs, the monitor may display in fullentire screen. height or width of the screen screen.Run the built-in diagnostics.NOTE: When choosing DVI-D mode, the Auto Adjust function will not be available.Universal Serial Bus (USB) Specific ProblemsSpecific Symptoms What You Experience Possible SolutionsUSB interface is not working USB peripherals are notworkingCheck that your monitor is turned ON.Reconnect the upstream cable to your computer.Reconnect the USB peripherals (downstream connector).Switch off and then turn on the monitor again.Reboot the computer.Some USB devices like external portable HDD require higher electric current; connect