Dell 2009WFP User Manual page 25

Missing Pixels LCD screen has
spots
Stuck-on Pixels LCD screen has
bright spots
Brightness Problems Picture too dim or
too bright
Geometric Distortion Screen not
centered correctly
Horizontal/Vertical Lines Screen has one or
more lines
Synchronization Problems Screen is
scrambled or
appears torn
Safety Related Issues Visible signs of
smoke or sparks
Intermittent Problems Monitor
malfunctions on &
off
Missing Color Picture missing
color
Wrong Color Picture color not
good
Image retention from a Faint shadow from
static image left on the the static image
monitor for a long period displayed appears
of time on the screen
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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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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Reset the monitor to Factory Settings.
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Auto Adjust via OSD.
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Adjust brightness & contrast controls via OSD.
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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.
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NOTE: When using '2: DVI-D', the positioning adjustments are not available.
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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NOTE: When using '2: DVI-D', the Pixel Clock and Phase adjustments are not available.
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 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.
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Do not perform any troubleshooting steps.
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Contact Dell immediately.
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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.
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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.
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Change the Color Setting Mode in the Color Settings OSD to Graphics or Video depending to the
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application.
Try different Color Preset Settings in Color Settings OSD. Adjust R/G/B value in Color Settings OSD if the
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Color Management is turned off.
Change the Input Color Format to PC RGB or YPbPr in the Advance Setting OSD.
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Use the Power Management feature to turn off the monitor at all times when it is not in use (for more
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information, see Power Management
Alternatively, use a dynamically changing screensaver.
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Modes).