Dell S2721HS Monitor Users Guide - Page 53
Common problems, Common, Symptoms, What You, Experience, Possible Solutions
![]() |
View all Dell S2721HS manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 53 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 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 & contrast controls through 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 • Cycle power on-off. 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: www.dell.com/support/monitors. LCD screen has • Cycle power on-off. 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: www.dell.com/support/monitors. Picture too dim • Reset the monitor to factory settings. or too bright • Adjust brightness and contrast controls through OSD. Visible signs of • Do not perform any troubleshooting steps. smoke or sparks • Contact Dell immediately. Troubleshooting | 53
![](/manual_guide/products/dell-s2721hs-monitor-users-guide-dbd8399/53.png)