Dell U2417HA User Guide - Page 56

Common Problems, Common, Symptoms, What You, Experience, Possible Solutions

Page 56 highlights

Common Problems The following table contains general information about common monitor problems you might encounter and the possible solutions: Common Symptoms What You Experience Possible Solutions No Video/Power No picture LED off • Ensure that the video cable connecting the monitor and the computer is properly connected and secure. • Verify that the power outlet is functioning properly using any other electrical equipment. • Ensure that the power button is depressed fully. • Ensure that the correct input source is selected in the Input Source menu. No Video/Power No picture or no • Increase brightness & contrast controls via OSD. LED on brightness • Perform monitor self-test feature check. • Check for bent or broken pins in the video cable connector. • Run the built-in diagnostics. • Ensure that the correct input source is selected in the Input Source menu. Missing Pixels LCD screen has spots • Cycle power on-off. • Pixel that is permanently off is a natural defect that canoccur in LCD technology. • For more information on Dell Monitor Quality and Pixel Policy, see Dell Support site at: http://www.dell.com/support/monitors. Stuck-on Pixels LCD screen has bright spots • Cycle power On-Off. • Pixel that is permanently off is a natural defect that canoccur in LCD technology. • For more information on Dell Monitor Quality and PixelPolicy, see Dell Support site at: http://www.dell.com/support/monitors. Brightness Problems Picture too dim • Reset the monitor to factory settings. or too bright • Adjust brightness & contrast controls via OSD. Safety Related Visible signs of • Do not perform any troubleshooting steps. Issues smoke or sparks • Contact Dell immediately. Intermittent Problems Monitor • Ensure that the video cable connecting the malfunctions on monitor to the computer is connected properly & off and is secure. • Reset the monitor to factory settings. • Perform monitor self-test feature check to determine if the intermittent problem occurs in self-test mode. 56 | Troubleshooting

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Troubleshooting
Common Problems
The following table contains general information about common monitor problems you
might encounter and the possible solutions:
Common
Symptoms
What You
Experience
Possible Solutions
No Video/Power
LED off
No picture
Ensure that the video cable connecting the
monitor and the computer is properly connected
and secure.
Verify that the power outlet is functioning
properly using any other electrical equipment.
Ensure that the power button is depressed fully.
Ensure that the correct input source is selected in
the
Input Source
menu.
No Video/Power
LED on
No picture or no
brightness
Increase brightness & contrast controls via OSD.
Perform monitor self-test feature check.
Check for bent or broken pins in the video cable
connector.
Run the built-in diagnostics.
Ensure that the correct input source is selected in
the
Input Source
menu.
Missing Pixels
LCD screen has
spots
• Cycle power on-off.
• Pixel that is permanently off is a natural defect
that canoccur in LCD technology.
• For more information on Dell Monitor Quality
and Pixel Policy, see Dell Support site at:
.
Stuck-on Pixels
LCD screen has
bright spots
• Cycle power On-Off.
• Pixel that is permanently off is a natural defect
that canoccur in LCD technology.
• For more information on Dell Monitor Quality
and PixelPolicy, see Dell Support site at:
.
Brightness
Problems
Picture too dim
or too bright
Reset the monitor to factory settings.
Adjust brightness & contrast controls via OSD.
Safety Related
Issues
Visible signs of
smoke or sparks
Do not perform any troubleshooting steps.
Contact Dell immediately.
Intermittent
Problems
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
self-test mode.