Troubleshooting | 33
Common problems
The following table contains general information about common monitor problems
you might encounter and the possible solutions:
Common
Symptoms
Possible Solutions
No video/power LED
off
∞
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 correct input source is selected via the Input source
menu.
No video/power LED
on
∞
Increase brightness and contrast controls using the OSD.
∞
Perform monitor self-test feature check.
∞
Check for bent or broken pins in the video cable connector.
∞
Run the built-in diagnostics.
∞
Ensure that the correct input source is selected via the Input source
menu.
Poor focus
∞
Eliminate video extension cables.
∞
Reset the monitor to Factory Settings (Factory Reset).
∞
Change the video resolution to the correct aspect ratio.
Shaky/jittery video
∞
Reset the monitor to Factory Settings (Factory Reset).
∞
Check environmental factors.
∞
Relocate the monitor and test in another room.
Missing pixels
∞
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.
Stuck-on pixels
∞
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.
Brightness problems
∞
Reset the monitor to Factory Settings (Factory Reset).
∞
Adjust brightness & contrast controls via OSD.
Geometric distortion
∞
Reset the monitor to Factory Settings (Factory Reset).
∞
Adjust horizontal & vertical controls via OSD.
Horizontal/vertical
lines
∞
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.
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