Dell U3419W UltraSharp Monitor Users Guide - Page 68

For more information on Dell Monitor Quality, Cycle power On-Off.

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Poor Focus Shaky/Jittery Video Missing Pixels Stuck-on Pixels Brightness Problems Geometric Distortion Horizontal/ Vertical Lines Picture is fuzzy, blurry, or ghosting Wavy picture or fine movement LCD screen has spots LCD screen has bright spots Picture too dim or too bright Screen not centered correctly Screen has one or more lines • Eliminate video extension cables. • Reset the monitor to factory settings. • Change the video resolution to the correct aspect ratio. • Reset the monitor to factory settings. • Check environmental factors. • Relocate the monitor and test in another room. • 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: http://www.dell.com/support/ monitors. • 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: http://www.dell.com/support/ monitors. • Reset the monitor to factory settings. • Adjust brightness & contrast controls via OSD. • Reset the monitor to factory settings. • Adjust horizontal & vertical controls via OSD. • Reset the monitor to factory settings. • Perform monitor self-test feature check and determine if these lines are also in self-test mode. • Check for bent or broken pins in the video cable connector. • Run the built-in diagnostics. 68 │ Troubleshooting

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68± ±
│
± ± Troubleshooting
Poor Focus
Picture is
fuzzy, blurry,
or ghosting
•
Eliminate video extension cables.
•
Reset the monitor to factory settings.
•
Change the video resolution to the correct
aspect ratio.
Shaky/Jittery
Video
Wavy picture
or fine
movement
•
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:
monitors
.
Stuck-on Pixels
LCD screen
has bright
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:
monitors
.
Brightness
Problems
Picture too
dim or too
bright
•
Reset the monitor to factory settings.
•
Adjust brightness & contrast controls via
OSD.
Geometric
Distortion
Screen not
centered
correctly
•
Reset the monitor to factory settings.
•
Adjust horizontal & vertical controls via OSD.
Horizontal/
Vertical Lines
Screen has
one or more
lines
•
Reset the monitor to factory settings.
•
Perform monitor self-test feature check and
determine if these lines are also in self-test
mode.
•
Check for bent or broken pins in the video
cable connector.
•
Run the built-in diagnostics.