Dell S2415H Monitor Bedienungsanleitung PDF herunterladen (Seite 45)

Troubleshooting | 45

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 & 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

• Perform Auto Adjust via OSD.

• Adjust the Phase and Pixel Clock controls via OSD.

• 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

• Perform Auto Adjust via OSD.

• Adjust the Phase and Pixel Clock controls via OSD.

• Reset the monitor to factory settings.

• Check environmental factors.

• Relocate the monitor and test in another room.

Missing Pixels LCD screen has

spots

• 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: http://www.dell.com/

support/monitors.

Stuck-on Pixels LCD screen has

bright spots

• 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: http://www.dell.com/

support/monitors.

Brightness

Problems

Picture too dim

or too bright

• Reset the monitor to factory settings.

• Auto Adjust via OSD.

• Adjust brightness & contrast controls via OSD.

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