68 | Troubleshooting
Common problems
The following table contains general information about common monitor
problems you might encounter and the possible solutions:
Common
symptoms
What you
experience
Possible solutions
No Video/
Power LED off
No picture • 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 depressed
fully.
• Ensure that the correct input source is
selected in the
Input Source menu.
No Video/
Power LED on
No picture or
no brightness
• Increase brightness and contrast controls in
the
Brightness/Contrast menu.
• 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 in the
Input Source menu.
Poor Focus Picture is
fuzzy, blurry,
or ghosting
•Eliminate video extension cables.
• Reset the monitor to factory settings.
• Change the video resolution to the correct
aspect ratio.
Shaky/Jittery
Video
Wavy picture
or fine
movement
• Reset the monitor to factory settings.
• Check environmental factors.
• Relocate the monitor and test in another
room.
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