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Video Problems
l Ensure that the power button is depressed fully.
No Video/ Power LED on
No picture or no brightness
l Increase brightness & contrast controls via OSD.
l Perform monitor self-test feature check.
l Check for bent or broken pins in the video cable connector.
Poor Focus
Picture is fuzzy, blurry, or ghosting
l Perform Auto Adjust via OSD.
l Adjust the Phase and Pixel Clock controls via OSD.
l Eliminate video extension cables.
l Reset the monitor to Factory Settings.
l Change the video resolution to the correct aspect ration (16:10).
Shaky/Jittery Video
Wavy picture or fine movement
l Perform Auto Adjust via OSD.
l Adjust the Phase and Pixel Clock controls via OSD.
l Reset the monitor to Factory Settings.
l Check environmental factors.
l Relocate the monitor and test in another room.
Missing Pixels
LCD screen has spots
l Cycle power on-off.
l
Pixel that is permanently off is a natural defect that can occur in LCD technology
Stuck-on Pixels
LCD screen has bright spots
l Cycle power on-off.
l
Pixel that is permanently off is a natural defect that can occur in LCD technology
Brightness Problems
Picture too dim or too bright
l Reset the monitor to Factory Settings.
l Auto Adjust via OSD.
l Adjust brightness & contrast controls via OSD.
Geometric Distortion
Screen not centered correctly
l Reset the monitor to Factory Settings.
l Auto Adjust via OSD.
l Adjust brightness & contrast controls via OSD.
NOTE: When using 'DVI-D', the positioning adjustments are not available.
Horizontal/Vertical Lines
Screen has one or more lines
l Reset the monitor to Factory Settings.
l Perform Auto Adjust via OSD.
l Adjust Phase and Pixel Clock controls via OSD.
l Perform monitor self-
test feature check and determine if these lines are also in self
mode.
l Check for bent or broken pins in the video cable connector.
NOTE: When using 'DVI-
D', the Pixel Clock and Phase adjustments are not available.
Synchronization Problems
Screen is scrambled or appears torn
l Reset the monitor to Factory Settings.
l Perform Auto Adjust via OSD.
l Adjust Phase and Pixel Clock controls via OSD.
l Perform monitor self-
test feature check to determine if scrambled screen appears in self
test mode.
l Check for bent or broken pins in the video cable connector.
l Restart the computer in the safe mode.
Safety Related Issues
Visible signs of smoke or sparks
l Do not perform any troubleshooting steps.
l Contact Dell immediately.
Intermittent Problems
Monitor malfunctions on & off
l
Ensure that the video cable connecting the monitor to the computer is connected properly
and is secure.
l Reset the monitor to Factory Settings.
l Perform monitor self-
test feature check to determine if the intermittent problem occurs in
self-test mode.
Missing Color
Picture missing color
l Perform monitor self-test feature check.
l
Ensure that the video cable connecting the monitor to the computer is connected properly
and is secure.
l Check for bent or broken pins in the video cable connector..
Wrong Color
Picture color not good
l
Change the Color Setting Mode in the Color Settings OSD to Graphics or Video depending
to the application.
l
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.
l
Change the Input Color Format to PC RGB or YPbPr in the Advance Setting OSD.
Imageretentionfromastatic
imageleftonthemonitorfora
long period of time
Faint shadow from the static image
displayed appears on the screen
l
Use the Power Management feature to turn off the monitor at all times when not in use
more information, see Power Management Modes).
l Alternatively, use a dynamically changing screensaver.