4.Carefully inspect the screen for abnormalities.

5.Press Button 4 on the front panel again. The color of the screen changes to red.

6.Inspect the display for any abnormalities.

7.Repeat steps 5 and 6 to inspect the display in green, blue, black, white and text screens.

The test is complete when the white screen appears. To exit, press Button 4 again.

If you do not detect any screen abnormalities upon using the built-in diagnostic tool, the monitor is functioning properly. Check the video card and computer.

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 via the Input Source Select button.

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 via the Input Source Select button.

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: support.dell.com.

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: support.dell.com.

Brightness Problems

Picture too dim or too bright

Reset the monitor to Factory Settings.

 

 

Auto Adjust via OSD.

 

 

Adjust brightness & contrast controls via OSD.

Geometric Distortion

Screen not centered correctly

Reset the monitor to Factory Settings.

 

 

Auto Adjust via OSD.

 

 

Adjust horizontal & vertical controls via OSD.

 

 

NOTE: When using DVI-D/DisplayPort input, the positioning adjustments are not available.

Horizontal/Vertical Lines

Screen has one or more lines

Reset the monitor to Factory Settings.

 

 

Perform Auto Adjust via OSD.

 

 

Adjust Phase and Pixel Clock controls via OSD.

 

 

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.

 

 

NOTE: When using DVI-D/DisplayPort input, the Pixel Clock and Phase adjustments are not available.

 

 

 

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Dell P1913S, P2213 manual Common Problems, Common Symptoms What You Experience Possible Solutions