Users Guide

74 │ Troubleshooting
Synchronization
problems
• Reset the monitor to Factory Settings (Factory Reset).
• 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 safe mode.
Safety related issues • Do not perform any troubleshooting step.
• Contact Dell immediately.
Intermittent problems • Try different Preset Modes in Color settings OSD. Adjust R/G/B value
in Custom Color in Color settings OSD.
• Change the Input Color Format to RGB or YPbPr in the Color settings
OSD.
• Run the built-in diagnostics.
Image retention from a static
image left on the monitor for
a long period of time
• Use the Power Management feature to turn off thr monitor all times
when not in use (for more information, see Power management modes.
• Alternatively, use a dynamically changing screensaver.
Video ghosting or
overshooting
• Change the Response Time in the Display OSD to Fast or Normal
depending on your application and usage.