Common Problems - Dell UltraSharp 27 User Manual
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Also See for UltraSharp 27:
- User manual (99 pages) ,
- User manual (91 pages) ,
- User manual (75 pages)
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Common problems
The following table contains general information about common monitor problems you
might encounter and the possible solutions:
Common
symptoms
No video/
Power LED off
No video/
Power LED on
Missing pixels
Stuck-on pixels LCD screen has
Brightness
problems
74
|
Troubleshooting
What you
Possible solutions
experience
No picture
• Ensure that the video cable connecting the
• Verify that the power outlet is functioning
• Ensure that you have pressed the power button
• Ensure that the correct input source is selected
No picture or no
• Increase brightness and contrast controls
brightness
• Perform monitor self-test feature check.
• Check for bent or broken pins in the video cable
• Run the built-in diagnostics. For more
• Ensure that the correct input source is selected
LCD screen has
• Cycle power on-off.
spots
• Pixel that is permanently off is a natural defect
• For more information on Dell Monitor Quality
• Cycle power On-Off.
bright spots
• Pixel that is permanently off is a natural defect
• For more information on Dell Monitor Quality
Picture too dim
• Reset the monitor to factory settings.
or too bright
• Adjust brightness and contrast controls through
monitor and the computer is properly connected
and secure.
properly using any other electrical equipment.
properly.
in the
Input Source
through OSD.
connector.
information, see Self-Diagnostic.
in the
Input Source
that can occur in LCD technology.
and Pixel Policy, see
pixelguidelines.
that can occur in LCD technology.
and Pixel Policy, see
pixelguidelines.
OSD.
menu.
menu.
www.dell.com/
www.dell.com/
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