Dell SE2723DS User Manual page 60

Common
Symptoms
Missing pixels
Stuck-on pixels
Brightness
problems
Geometric
distortion
Horizontal or
vertical Lines
│
60 Troubleshooting
What you
experience
LCD screen has
spots
LCD screen has
bright spots
Picture too dim or
too bright
Screen not
centered correctly
Screen has one or
more lines
Possible Solutions
• 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.
• 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.
• Reset the monitor to factory settings
(Factory Reset).
• Adjust brightness and contrast controls
through OSD.
• Reset the monitor to factory settings
(Factory Reset).
• Adjust horizontal and vertical controls
through OSD.
• Reset the monitor to factory settings
(Factory Reset).
• 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.