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Troubleshooting
WARNING: Before you begin any of the procedures in this section,
follow the
Safety
The following table contains general information about common monitor problems
you might encounter and the possible solutions:
Common
symptoms
No Video/Power
LED off
Missing Pixels
│
24
Troubleshooting
instructions.
What you
experience
No picture
No picture or no
brightness
LCD screen has
spots
Possible solutions
• 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
pressed fully.
• Ensure that the correct input source is
selected in the
• Increase brightness & contrast
controls via OSD.
• Check for bent or broken pins in the
video cable connector.
• Ensure that the correct input source is
selected in the
• Cycle power On-Off.
• Pixel that is permanently off is a
natural defect that can occur in LCD
technology.
• For more information on Dell Monitor
Quality and Pixel Policy, see Dell
Support site at:
www.dell.com/support/monitors.
Input Select
menu.
Input Select
menu.
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