Dell E2014T 19.5 Multi-Touch Monitor with LED - Manual (Page 40)

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Troubleshooting
Common
Symptoms
What You
Experience
Possible Solutions
Brightness
Problems Picture too dim
or too bright
• Reset the monitor to factory settings.
• Auto Adjust using OSD.
• Adjust brightness and contrast using
the OSD D.
Geometric
Distortion
Screen not
centered
correctly
• Reset the monitor to factory settings.
• Auto Adjust using OSD.
• Adjust horizontal and vertical positions using
OSD.
Horizontal/
Vertical Lines Screen has one
or more lines
• Reset the monitor to factory settings.
• Perform Auto Adjust using OSD.
• Adjust Phase and Pixel Clock using OSD.
• Perform monitor self-test and determine if the
lines appear in the self-test mode.
• Check for bent or broken pins on the
display cable and the ports.
• Run the built-in diagnostics.
Synchronization
Problems
Screen is
scrambled or
appears torn
• Reset the monitor to factory settings.
• Perform Auto Adjust using OSD.
• Adjust Phase and Pixel Clock using OSD.
• Perform monitor self-test check to determine
if the problem appears in self-test mode.
• Check for bent or broken pins on the
display cable and the ports.
• Restart the computer in safe mode.
Intermittent
Problems
Monitor
malfunctions
on and off
• Make sure the display cable connecting
the monitor to the computer is connected
properly and is secure.
• Reset the monitor to factory settings.
• Perform monitor self-test to determine if the
intermittent problem occurs in self-test mode.
Missing Color
Picture missing
color
• Perform monitor self-test.
• Make sure the display cable connecting
the monitor to the computer is connected
properly and is secure.
• Check for bent or broken pins on the
display cable and the ports.