Dell The world’s first 5K . Dell UltraSharp 27 Monitor Users Guide - Page 54
Troubleshooting, Factory, Settings, Monitor Quality and Pixel Policy
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Stuck-on Pixels Brightness Problems Safety Related Issues Intermittent Problems Missing Color LCD screen has • Cycle power On-Off. bright spots • Pixel that is permanently Off is a natural defect that can occur in LCD technology. • For more information on Dell Monitor Quality and Pixel Policy, see Dell Support site at: http:// www.dell.com/support/monitors. Picture too dim • Reset the monitor to Factory or too bright Settings. • Adjust brightness & contrast controls via OSD. Visible signs of smoke or sparks • Do not perform any troubleshooting steps. • Contact Dell immediately. Monitor malfunctions on & off • Ensure that the video cable connecting the monitor to the computer is connected properly and is secure. • Reset the monitor to Factory Settings. • Perform monitor self-test feature check to determine if the intermittent problem occurs in selftest mode. Picture missing color • Perform monitor self-test feature check. • Ensure that the video cable connecting the monitor to the computer is connected properly and is secure. • Check for bent or broken pins in the video cable connector. 54 Troubleshooting