58
│
Troubleshooting
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:
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 can occur in LCD
technology.
For more information on Dell Monitor
Quality and Pixel Policy, see Dell
Support site at:
http://www.dell.com/support/
monitors
.
Brightness Problems Picture too dim or
too bright
• Reset the monitor to Factory
Settings.
• Adjust brightness & contrast controls
via OSD.
Geometric Distortion Screen not centered
correctly
• Reset the monitor to Factory
Settings.
• Adjust horizontal & vertical controls
via OSD..
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.