Dell U2211H User Manual

Also see for U2211H: Setup guide

Dell U2211H User Manual Manual pdf 35 page image

Back to Contents PageTroubleshootingDell™ U2211H / U2311H Monitor User's GuideSelf-TestBuilt-in DiagnosticsCommon ProblemsProduct Specific ProblemsUniversal Serial Bus Specific ProblemsDell Soundbar ProblemsSelf-TestYour monitor provides a self-test feature that allows you to check whether your monitor is functioning properly. If your monitor and computer are properlyconnected but the monitor screen remains dark, run the monitor self-test by performing the following steps:1. Turn off both your computer and the monitor.2. Unplug the video cable from the back of the computer. To ensure proper Self-Test operation, remove all Digital (white connector) and the Analog (blueconnector) cables from the back of computer.3. Turn on the monitor.1. This box also appears during normal system operation if the video cable becomes disconnected or damaged.2. Turn off your monitor and reconnect the video cable; then turn on both your computer and the monitor.If your monitor screen remains blank after you use the previous procedure, check your video controller and computer, because your monitor is functioningproperly.Built-in DiagnosticsYour monitor has a built-in diagnostic tool that helps you determine if the screen abnormality you are experiencing is an inherent problem with your monitor, orwith your computer and video card.WARNING: Before you begin any of the procedures in this section, follow the Safety Instructions.The floating dialog box should appear on-screen (against a black background) if the monitor cannot sense a video signal and is working correctly.While in self-test mode, the power LED remains green. Also, depending upon the selected input, one of the dialogs shown below will continuouslyscroll through the screen.or orNOTE: You can run the built-in diagnostics only when the video cable is unplugged and the monitor is in self-test mode.

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