Dell Alienware 27 Gaming AW2721D Alienware AW2721D Monitor Users Guide - Page 68

Common problems, Input Source, Brightness/Contrast

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Common problems The following table contains general information about common monitor problems you might encounter and the possible solutions: Common symptoms No Video/ Power LED off No Video/ Power LED on Poor Focus Shaky/Jittery Video What you experience No picture No picture or no brightness 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 depressed fully. • Ensure that the correct input source is selected in the Input Source menu. • Increase brightness and contrast controls in the Brightness/Contrast menu. • 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. 68 | Troubleshooting

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Troubleshooting
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 depressed
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 and contrast controls in
the
Brightness/Contrast
menu.
•
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.