Dell UltraSharp U2419H User Manual

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Dell UltraSharp U2419H User Manual Manual pdf 45 page image

Troubleshooting | 45TroubleshootingWARNING: Before you begin any of the procedures in this section, follow theSafety Instructions.Self-TestYour monitor provides a self-test feature that allows you to check whether your monitor isfunctioning properly. If your monitor and computer are properly connected but the monitorscreen 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-Testoperation, remove all video cables from the back of computer.3 Turn on the monitor.The floating dialog box should appear on-screen (against a black background), if the monitorcannot sense a video signal and is working correctly. While in self-test mode, the power LEDremains white. Also, depending upon the selected input, one of the dialogs shown below willcontinuously scroll through the screen.U2419H/U2419HX U2719D/U2719DXDell UltraSharp 24 MonitorThe display will go into Power Save Mode in 4 minutes.No DP Cablewww.dell.com/support/U2419Hwww.dell.com/support/U2419HXU2419H/U2419HXorDell UltraSharp 24 MonitorThe display will go into Power Save Mode in 4 minutes.No HDMI Cablewww.dell.com/support/U2419Hwww.dell.com/support/U2419HXU2419H/U2419HXDell UltraSharp 27 MonitorThe display will go into Power Save Mode in 4 minutes.No DP Cablewww.dell.com/support/U2719Dwww.dell.com/support/U2719DXU2719D/U2719DXorDell UltraSharp 27 MonitorThe display will go into Power Save Mode in 4 minutes.No HDMI Cablewww.dell.com/support/U2719Dwww.dell.com/support/U2719DXU2719D/U2719DX4 This box also appears during normal system operation, if the video cable becomesdisconnected or damaged.5 Turn off your monitor and reconnect the video cable; then turn on both yourcomputer and the monitor.If your monitor screen remains blank after you use the previous procedure, check your videocontroller and computer, because your monitor is functioning properly.