Dell U4919DW UltraSharp Monitor Users Guide - Page 78

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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 • Reset the monitor to factory settings. or fine movement • 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: http://www.dell.com/support/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: http://www.dell.com/support/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. 78 │ Troubleshooting

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78
±±
│
± ± 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:
.
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:
.
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.