Common Problems - Dell SE2719HR User Manual

Common problems

The following table contains general information about common monitor problems
you might encounter and the possible solutions:
Common Symptoms
No Video/Power LED on
Poor focus
Shaky/Jittery video
Missing pixels
Stuck-on pixels
Brightness problems
Geometric distortion
Horizontal/Vertical lines
∞ 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.
∞ Ensure that the correct input source is selected via the
Input Source menu.
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
∞
Source menu.
Eliminate video extension cables.
∞
Reset the monitor to Factory Settings (Factory Reset).
∞
∞
Change the video resolution to the correct aspect ratio.
∞
Reset the monitor to Factory Settings (Factory Reset).
∞ Check environmental factors.
Relocate the monitor and test in another room.
∞
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.
∞
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.
∞ Reset the monitor to Factory Settings (Factory Reset).
∞ Adjust brightness & contrast controls via OSD.
∞ Reset the monitor to Factory Settings (Factory Reset).
∞
Adjust horizontal & vertical controls via 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.
Possible Solutions
Troubleshooting
Input
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