Dell C5517H User Manual page 53

Common
Symptoms
Synchronization
Problems
Safety-Related Issues
Intermittent Problems
Missing Color
Wrong Color
What You
Experience
Screen is scrambled
or appears torn
Visible signs of
smoke or sparks
Monitor malfunctions
on & off
Picture missing color
Picture color not
good
Possible Solutions
• Reset the monitor to Factory
Settings.
• Perform Auto Adjust via OSD.
(For VGA source only)
• Adjust Phase and Pixel Clock
controls via OSD.
(For VGA source only)
• Perform monitor self-test
feature check to determine if
the scrambled screen appears
in self-test mode.
• Check for bent or broken pins
in the video cable connector.
• Restart the computer in the
safe mode.
• Do not perform any
troubleshooting steps.
• Contact Dell immediately.
• Ensure that the video cable
connecting the monitor to
the computer is connected
properly and is secure.
• Reset the monitor to Factory
Settings.
• Perform monitor self-test
feature check to determine
if the intermittent problem
occurs in self-test mode.
• Perform monitor self-test
feature check.
• Ensure that the video cable
connecting the monitor to
the computer is connected
properly and is secure.
• Check for bent or broken pins
in the video cable connector.
• Change the Color Setting
Mode in the Color Settings
OSD to Graphics or Video
depending on the application.
• Try different Color Preset
Settings in Color Settings OSD.
Adjust R/G/B value in Color
Settings OSD if the Color
Management is turned off.
• Change the Input Color
Format to PC RGB or YPbPr in
the Advance Setting OSD.
Troubleshooting 53
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