Product Specific Problems
Common Symptoms
What You Experience
Possible Solutions
No Video/Power LED off
No picture
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Ensure that the video cable connecting the monitor and the computer is properly
connected and secure.
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Verify that the power outlet is functioning properly using any other electrical equipment.
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Ensure that the power button is depressed fully.
No Video/Power LED on
No picture or no brightness
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Increase brightness & contrast controls via OSD.
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Perform monitor self-test feature check.
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Check for bent or broken pins in the video cable connector.
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Run the built-in diagnostics.
Poor Focus
Picture is fuzzy, blurry, or
ghosting
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Perform Auto Adjust via OSD.
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Adjust the Phase and Pixel Clock controls via OSD.
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Eliminate video extension cables.
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Reset the monitor to Factory Settings.
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Change the video resolution to the correct aspect ration (16:10).
Shaky/Jittery Video
Wavy picture or fine movement
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Perform Auto Adjust via OSD.
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Adjust the Phase and Pixel Clock controls via OSD.
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Reset the monitor to Factory Settings.
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Check environmental factors.
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Relocate the monitor and test in another room.
Missing Pixels
LCD screen has spots
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Cycle power on-off.
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Pixel that is permanently off is a natural defect that can occur in LCD technology.
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Run the built-in diagnostics.
Stuck-on Pixels
LCD screen has bright spots
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Cycle power on-off.
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Pixel that is permanently off is a natural defect that can occur in LCD technology.
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Run the built-in diagnostics.
Brightness Problems
Picture too dim or too bright
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Reset the monitor to Factory Settings.
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Auto Adjust via OSD.
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Adjust brightness & contrast controls via OSD.
Geometric Distortion
Screen not centered correctly
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Reset the monitor to Factory Settings.
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Auto Adjust via OSD.
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Adjust brightness & contrast controls via OSD.
Horizontal/Vertical Lines
Screen has one or more lines
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Reset the monitor to Factory Settings.
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Perform Auto Adjust via OSD.
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Adjust Phase and Pixel Clock controls via OSD.
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Perform monitor self-test feature check and determine if these lines are also in self-test
mode.
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Check for bent or broken pins in the video cable connector.
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Run the built-in diagnostics.
Synchronization Problems
Screen is scrambled or appears
torn
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Reset the monitor to Factory Settings.
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Perform Auto Adjust via OSD.
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Adjust Phase and Pixel Clock controls via OSD.
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Perform monitor self-test feature check to determine if the scrambled screen appears in
self-test mode.
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Check for bent or broken pins in the video cable connector.
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Restart the computer in the
safe mode
.
Safety Related Issues
Visible signs of smoke or
sparks
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Do not perform any troubleshooting steps.
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Contact Dell immediately.
Intermittent Problems
Monitor malfunctions on & off
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Ensure that the video cable connecting the monitor to the computer is connected
properly and is secure.
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Reset the monitor to Factory Settings.
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Perform monitor self-test feature check to determine if the intermittent problem occurs in
self-test mode.
Missing Color
Picture missing color
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Perform monitor self-test feature check.
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Ensure that the video cable connecting the monitor to the computer is connected
properly and is secure.
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Check for bent or broken pins in the video cable connector.
Wrong Color
Picture color not good
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Change the Color Setting Mode in the Color Settings OSD to Graphics or Video
depending on the application.
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Try different Color Preset Settings in Color Settings OSD. Adjust R/G/B value in Color
Settings OSD if the Color Management is turned off.
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Change the Input Color Format to PC RGB or YPbPr in the Advance Setting OSD.
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Run the built-in diagnostics.
Image retention from a static
image left on the monitor for a
long period of time
Faint shadow from the static
image displayed appears on
the screen
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Use the Power Management feature to turn off the monitor at all times when not in use
(for more information, see
Power Management Modes
).
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Alternatively, use a dynamically changing screensaver.
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In OSD Menu, under Reset to Factory Settings, select Enable LCD Conditioning. Using
this option may take several hours before the image is eliminated.
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NOTE:
Image Burn-in is not covered by your warranty.
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