Dell P2425E - Page 97

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Missing pixels LCD screen has
spots
•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/
pixelguidelines.
Stuck-on pixels LCD screen has
bright spots
•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/
pixelguidelines.
Brightness
problems
Picture too dim or
too bright
• Reset the monitor to factory settings.
• Adjust brightness and contrast
controls using the OSD.
Geometric
distortion
Screen not
centered
correctly
Reset the monitor to factory settings.
Horizontal/
vertical lines
Screen has one or
more lines
• Reset the monitor to factory settings.
• Perform monitor self-test feature
check and determine if these lines are
also in self-test mode.
• Check for bent or broken pins in the
video cable connector.
• Run the built-in diagnostics. For more
information, see
Built-in diagnostics.