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
Safety Related
Issues
84
|
Troubleshooting
What you
Possible solutions
experience
• Ensure that the video cable connecting the
No picture
• Verify that the power outlet is functioning
• Ensure that the power button is depressed fully.
• Ensure that the correct input source is selected
• Increase brightness and contrast controls via
No picture or no
brightness
• Perform monitor self-test feature check.
• Check for bent or broken pins in the video cable
• Run the built-in diagnostics.
• Ensure that the correct input source is selected
• Cycle power on-off.
LCD screen has
• Pixel that is permanently off is a natural defect
spots
• For more information on Dell Monitor Quality and
• Cycle power On-Off.
• Pixel that is permanently off is a natural defect
bright spots
• For more information on Dell Monitor Quality and
• Reset the monitor to factory settings.
Picture too dim
• Adjust brightness and contrast controls via OSD.
or too bright
• Do not perform any troubleshooting steps.
Visible signs of
• Contact Dell immediately.
smoke or sparks
monitor and the computer is properly connected
and secure.
properly using any other electrical equipment.
in the
Input Source
OSD.
connector.
in the
Input Source
that can occur in LCD technology.
Pixel Policy, see Dell Support site at:
https://www.dell.com/pixelguidelines.
that can occur in LCD technology.
PixelPolicy, see Dell Support site at:
https://www.dell.com/pixelguidelines.
menu.
menu.