Dell S2719H Monitor Users Guide - Page 41

Common problems, Common Symptoms, Possible Solutions

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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 Possible Solutions No Video/Power LED off ∞∞ 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. ∞∞ Ensure that the correct input source is selected via the Input Source menu. No Video/Power LED on ∞∞ Increase brightness and contrast controls using the 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 via the Input Source menu. Poor Focus ∞∞ Eliminate video extension cables. ∞∞ Reset the monitor to Factory Settings (Factory Reset). ∞∞ Change the video resolution to the correct aspect ratio. Shaky/Jittery Video ∞∞ Reset the monitor to Factory Settings (Factory Reset). ∞∞ Check environmental factors. ∞∞ Relocate the monitor and test in another room. Missing Pixels ∞∞ 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: www.dell.com/support/monitors. Stuck-on Pixels ∞∞ 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: www.dell.com/support/monitors. Brightness Problems ∞∞ Reset the monitor to Factory Settings (Factory Reset). ∞∞ Adjust brightness & contrast controls via OSD. Geometric Distortion ∞∞ Reset the monitor to Factory Settings (Factory Reset). ∞∞ Adjust horizontal & vertical controls via OSD. Horizontal/Vertical Lines ∞∞ Reset the monitor to Factory Settings (Factory Reset). ∞∞ Perform monitor self-test feature check and determine if these lines are also in self-test mode. ∞∞ Check for bent or broken pins in the video cable connector. ∞∞ Run the built-in diagnostics. Troubleshooting | 41

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Troubleshooting
|
41
Common problems
The following table contains general information about common monitor problems
you might encounter and the possible solutions:
Common Symptoms
Possible Solutions
No Video/Power LED off
∞
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.
∞
Ensure that the correct input source is selected via the
Input
Source
menu.
No Video/Power LED on
∞
Increase brightness and contrast controls using the 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 via the
Input
Source
menu.
Poor Focus
∞
Eliminate video extension cables.
∞
Reset the monitor to Factory Settings (
Factory Reset
).
∞
Change the video resolution to the correct aspect ratio.
Shaky/Jittery Video
∞
Reset the monitor to Factory Settings (
Factory Reset
).
∞
Check environmental factors.
∞
Relocate the monitor and test in another room.
Missing Pixels
∞
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:
www.dell.com/support/monitors
.
Stuck-on Pixels
∞
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:
www.dell.com/support/monitors
.
Brightness Problems
∞
Reset the monitor to Factory Settings (
Factory Reset
).
∞
Adjust brightness & contrast controls via OSD.
Geometric Distortion
∞
Reset the monitor to Factory Settings (
Factory Reset
).
∞
Adjust horizontal & vertical controls via OSD.
Horizontal/Vertical Lines
∞
Reset the monitor to Factory Settings (
Factory Reset
).
∞
Perform monitor self-test feature check and determine if these
lines are also in self-test mode.
∞
Check for bent or broken pins in the video cable connector.
∞
Run the built-in diagnostics.