Dell 27 Gaming G2722HS G2722HS Monitor Users Guide - Page 55

Common problems, Common, Symptoms, What You, Experience, Possible Solutions

Page 55 highlights

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 Missing Pixels Stuck-on Pixels Brightness Problems Safety Related Issues Intermittent Problems What You Experience Possible Solutions 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 picture or no • Increase brightness and contrast controls via brightness 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. LCD screen has • Turn off the monitor and turn it on again. spots • 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: https://www.dell.com/pixelguidelines. LCD screen has • Turn off the monitor and turn it on again. bright spots • Pixel that is permanently off is a natural defect that can occur in LCD technology. • For more information on Dell Monitor Quality and PixelPolicy, see Dell Support site at: https://www.dell.com/pixelguidelines. Picture too dim • Reset the monitor to factory settings. or too bright • Adjust brightness and contrast controls via OSD. Visible signs of • Do not perform any troubleshooting steps. smoke or sparks • Contact Dell immediately. Monitor • Ensure that the video cable connecting the malfunctions on monitor to the computer is connected properly & off and is secure. • Reset the monitor to factory settings. • Invoke the self-test feature (see Self-test) to determine if the intermittent problem is flagged in the self-test mode. Troubleshooting | 55

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Troubleshooting
|
55
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 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.
Missing Pixels
LCD screen has
spots
• Turn off the monitor and turn it on again.
• 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
• Turn off the monitor and turn it on again.
• Pixel that is permanently off is a natural defect
that can occur in LCD technology.
• For more information on Dell Monitor Quality
and PixelPolicy, see Dell Support site at:
.
Brightness
Problems
Picture too dim
or too bright
Reset the monitor to factory settings.
Adjust brightness and contrast controls via OSD.
Safety Related
Issues
Visible signs of
smoke or sparks
Do not perform any troubleshooting steps.
Contact Dell immediately.
Intermittent
Problems
Monitor
malfunctions on
& off
Ensure that the video cable connecting the
monitor to the computer is connected properly
and is secure.
• Reset the monitor to factory settings.
Invoke the self-test feature (see
Self-test
) to
determine if the intermittent problem is flagged
in the self-test mode.