Dell U3417W Users Guide - Page 65

Common Problems, Button 1, Common, Symptoms, What You, Experience, Possible Solutions

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1 Ensure that the screen is clean (no dust particles on the surface of the screen). 2 Unplug the video cable(s) from the back of the computer or monitor. The monitor then goes into the self-test mode. 3 Press and hold Button 1 on the front panel for 5 seconds. A gray screen appears. 4 Carefully inspect the screen for abnormalities. 5 Press Button 1 on the front panel again. The color of the screen changes to red. 6 Inspect the display for any abnormalities. 7 Repeat steps 5 and 6 to inspect the display in green, blue, black, white and text screens. The test is complete when the text screen appears. To exit, press Button 1 again. If you do not detect any screen abnormalities upon using the built-in diagnostic tool, the monitor is functioning properly. Check the video card and computer. Common Problems The following table contains general information about common monitor problems you might encounter and the possible solutions: Common Symptoms What You Experience No Video/Power No picture LED off No Video/Power No picture or no LED on brightness Poor Focus Shaky/Jittery Video Picture is fuzzy, blurry, or ghosting Wavy picture or fine movement Possible Solutions • Ensure that the video cable connecting the monitor and the computer is properly connected and secure. • Verify that the power outlet is functioning properly using any other electrical equipment. • Ensure that the power button is pressed fully. • Ensure that the correct input source is selected in the Input Source menu. • Increase brightness & contrast controls via OSD. • Perform monitor self-test feature check. • Check for bent or broken pins in the video cable connector. • Run the built-in diagnostics. • Ensure that the correct input source is selected in the Input Source menu. • 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. Troubleshooting | 65

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Troubleshooting
|
65
1
Ensure that the screen is clean (no dust particles on the surface of the screen).
2
Unplug the video cable(s) from the back of the computer or monitor. The monitor
then goes into the self-test mode.
3
Press and hold
Button 1
on the front panel for 5 seconds. A gray screen appears.
4
Carefully inspect the screen for abnormalities.
5
Press
Button 1
on the front panel again. The color of the screen changes to red.
6
Inspect the display for any abnormalities.
7
Repeat steps 5 and 6 to inspect the display in green, blue, black, white and text
screens.
The test is complete when the text screen appears. To exit, press
Button 1
again.
If you do not detect any screen abnormalities upon using the built-in diagnostic tool, the
monitor is functioning properly. Check the video card and computer.
Common Problems
The following table contains general information about common monitor problems you
might encounter and the possible solutions:
Common
Symptoms
What You
Experience
Possible Solutions
No Video/Power
LED off
No picture
•
Ensure that the video cable connecting the monitor and the
computer is properly connected and secure.
•
Verify that the power outlet is functioning properly using
any other electrical equipment.
•
Ensure that the power button is pressed fully.
•
Ensure that the correct input source is selected in the
Input
Source
menu.
No Video/Power
LED on
No picture or no
brightness
•
Increase brightness & contrast controls via OSD.
•
Perform monitor self-test feature check.
•
Check for bent or broken pins in the video cable connector.
•
Run the built-in diagnostics.
•
Ensure that the correct input source is selected in the
Input
Source
menu.
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.