Dell P2720D User Manual
Also see for P2720D: Service manual
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Contents
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Troubleshooting │ 55TroubleshootingWARNING: Before you begin any of the procedures in this section,follow the Safety Instructions.Self-TestYour monitor provides a self-test feature that allows you to check if your monitor isfunctioning properly. If your monitor and computer are properly connected but themonitor screen remains dark, run the monitor self-test by performing the followingsteps:1. Turn off both your computer and the monitor.2. Disconnect all video cables from the monitor. This way, the computer doesn’thave to be involved.3. Turn on the monitor.If the monitor is working correctly, it detects that there is no signal and one of thefollowing message appears. While in self-test mode, the power LED remains white.Dell P2418HZDell 27 MonitorNo HDMI CableThe display will go into Power Save Mode in 4 minutes.www.dell.com/P2720D?P2720DorDell P2418HZDell 27 MonitorNo DP CableThe display will go into Power Save Mode in 4 minutes.www.dell.com/P2720D?P2720DNOTE: This box also appears during normal system operation, if thevideo cable is disconnected or damaged. |
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