Dell E5515H Monitor - Manual (Page 54)

54
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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.
No Video/Power LED
on No picture or no
brightness • Increase brightness & contrast
controls via OSD.
• Perform monitor self-test
feature check.
• Check for bent or broken pins
in the video cable connector.
• Ensure that the correct input
source is selected via the
Input Source Select menu.
• Run the built-in diagnostics.
Poor Focus Picture is fuzzy,
blurry, or ghosting • Perform Auto Adjust via OSD.
• Adjust the Phase and Pixel
Clock controls via OSD.
(For VGA source only)
• Eliminate video extension
cables.
• Reset the monitor to Factory
Settings.
• Change the video resolution
to the correct aspect ratio
(16:9).
Shaky/Jittery Video Wavy picture or fine
movement • Perform Auto Adjust via OSD.
(For VGA source only)
• Adjust the Phase and Pixel
Clock controls via OSD.
(For VGA source only)
• Reset the monitor to Factory
Settings.
• Check environmental factors.
• Relocate the monitor and test
in another room.