Dell UP3214Q Monitor - Manual (Page 50)

50  Troubleshooting
Dell UP3214Q
No HDMI Cable
The display will go into Power Save Mode in 5 minutes.
www.dell.com/support/monitors
4. This box also appears during normal system operation, if the video
cable becomes disconnected or damaged.
5. 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 functioning
properly.
Built-in Diagnostics
Your 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, or with your computer and video card.
NOTE: 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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