Dell E1715S, User Manual

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Troubleshooting
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49
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.
• Check the LED Button option
under Energy Setting in OSD
menu
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.
• Eliminate video extension cables.
• Reset the monitor to Factory
Settings .
Shaky/Jittery Video Wavy picture or fine
movement • Perform Auto Adjust via OSD.
• Adjust the Phase and Pixel Clock
controls via OSD.
• Reset the monitor to
Factory
Settings .
• Check environmental factors.
• Relocate the monitor and test in
another room.
Missing Pixels LCD screen has spots • 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 .