Dell 3008WFP - UltraSharp - 30" LCD Monitor Manual do utilizador - Página 35

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Dell 3008WFP - UltraSharp - 30
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
Image is displayed
with the wrong
colors.
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

Video Problems

Common Symptoms
No Video
No signal indicator is displayed
Low Quality DVD
Picture not crisp and some color distortion
playback
Blinking Video
Video is blinking or discontinuous
NOTE:
When choosing S-Video, Composite or Component video, Auto Adjust function is not available. 

Product Specific Problems

Common Symptoms
Screen image is too small Image is centered on screen, but does not
fill entire viewing area
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 '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 '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 to Graphics or Video using the OSD.
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Try different Color Preset Settings in Color Settings OSD.
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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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Use the Power Management feature to turn off the monitor at all times when not in use (for more
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information, see
Power Management
In OSD Menu, under OTHER SETTINGS, select Enable LCD Conditioning. Using this option may take
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several hours before the image is eliminated.
Alternatively, use a dynamically changing screensaver.
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What You Experience
What You Experience
Modes).
Check Video Input Selection.
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Composite: Yellow colored RCA jack.
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S-Video: Typically a round 4 pin jack.
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Component: Red, Blue, Green colored RCA jacks.
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Check DVD connection and use the best available video cable.
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Composite gives good picture.
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S-Video gives better picture.
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Component gives the best picture.
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Check DVD connection and use the best available video cable.
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Composite gives good picture.
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S-Video gives better picture.
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Component gives the best picture.
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Check if DVD player is HDCP compliant.
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Some non-compliant players may exhibit blinking video and others will display
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a raster screen (image larger or smaller than the screen).
Possible Solutions
Check the Scaling Ratio setting in Image Setting OSD
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Reset the monitor to Factory Settings.
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Possible Solutions