User Guide

34 | Troubleshooting
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 correct input source is selected via the
Input Source menu.
No Video/Power
LED on
No picture or no
brightness
∞
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 Picture is
fuzzy, blurry, or
ghosting
∞
Eliminate video extension cables.
∞
Reset the monitor to Factory Settings(Factory Reset).
∞
Change the video resolution to the correct aspect ratio.
Shaky/Jittery
Video
Wavy picture or
fine movement
∞
Reset the monitor to Factory Settings(Factory Reset).
∞
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: 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(Factory Reset).
∞
Adjust brightness & contrast controls via OSD.
Geometric
Distortion
Screen not
centered
correctly
∞
Reset the monitor to Factory Settings(Factory Reset).
∞
Adjust horizontal & vertical controls via OSD.