Dell U2311H User's Guide - Page 37

Missing Color Wrong Color Picture missing color Picture color not good Image retention from a static Faint shadow from the static image left on the monitor for a image displayed appears on long period of time the screen l Perform monitor self-test feature check. l Ensure that the video cable connecting the monitor to the computer is connected properly and is secure. l Check for bent or broken pins in the video cable connector. l Change the Color Setting Mode in the Color Settings OSD to Graphics or Video depending on the application. l Try different Color Preset Settings in Color Settings OSD. Adjust R/G/B value in Color Settings OSD if the Color Management is turned off. l Change the Input Color Format to PC RGB or YPbPr in the Advance Setting OSD. l Run the built-in diagnostics. l Use the Power Management feature to turn off the monitor at all times when not in use (for more information, see Power Management Modes). l Alternatively, use a dynamically changing screensaver. Product Specific Problems Specific Symptoms Screen image is too small What You Experience Image is centered on screen, but does not fill entire viewing area Cannot adjust the monitor with OSD does not appear on the the buttons on the front panel screen No Input Signal when user controls are pressed No picture, the LED light is green. When you press "+", "-" or "Menu" key, the message "No S-Video input signal", or "No Composite input signal", or "No Component input signal" appears Possible Solutions l Check the Scaling Ratio setting in Image Setting OSD l Reset the monitor to Factory Settings. l Turn off the monitor, unplug the power cord, plug back, and then turn on the monitor. l Check the signal source. Ensure the Computer is not in the power saving mode by moving the mouse or pressing any key on the keyboard. l Check to make sure Video Source to S-Video, Composite or Component is powered and playing video media. l Check whether the signal cable is plugged in properly. Re-plug the signal cable if necessary. l Reset the computer or video player. The picture does not fill the entire screen. The picture cannot fill the height or width of the screen l Due to different video formats (aspect ratio) of DVDs, the monitor may display in full screen. l Run the built-in diagnostics. NOTE: When choosing DVI-D mode, the Auto Adjust function will not be available. Universal Serial Bus (USB) Specific Problems Specific Symptoms USB interface is not working What You Experience USB peripherals are not working Possible Solutions l Check that your monitor is turned ON. l Reconnect the upstream cable to your computer. l Reconnect the USB peripherals (downstream connector). l Switch off and then turn on the monitor again. l Reboot the computer. l Some USB devices like external portable HDD require higher electric current; connect the device directly to the computer system. High Speed USB 2.0 interface is High Speed USB 2.0 slow. peripherals working slowly or not working at all l Check that your computer is USB 2.0-capable. l Some computers have both USB 2.0 and USB 1.1 ports. Ensure that the correct USB port is used. l Reconnect the upstream cable to your computer. l Reconnect the USB peripherals (downstream connector). l Reboot the computer. Dell™ Soundbar Problems Common Symptoms No Sound What You Experience No power to Soundbar - the power indicator is off No Sound Soundbar has power - power indicator is on Possible Solutions l Turn the Power/Volume knob on the Soundbar clockwise to the middle position; check if the power indicator (Blue LED) on the front of the Soundbar is illuminated. l Confirm that the power cable from the Soundbar is plugged into the adapter. l Plug the audio line-in cable into the computer's audio out jack. l Set all Windows volume controls to their maximum l Play some audio content on the computer (i.e. audio CD, or MP3). l Turn the Power/Volume knob on the Soundbar clockwise to a higher volume setting. l Clean and reseat the audio line-in plug. l Test the Soundbar using another audio source (i.e. portable CD player). Distorted Sound Computer's sound card is used as the audio source l Clear any obstructions between the Soundbar and the user. l Confirm that the audio line-in plug is completely inserted into the jack of the sound card. l Set all Windows volume controls to their midpoints. l Decrease the volume of the audio application. l Turn the Power/Volume knob on the Soundbar counter-clockwise to a lower volume setting. l Clean and reseat the audio line-in plug. l Troubleshoot the computer's sound card. l Test the Soundbar using another audio source (i.e. portable CD player).