Dell SE2222H User Manual page 68

Common symptoms
Synchronization problems
Safety related issues
Intermittent problems
Missing color
Wrong color
Image retention from a static
image left on the monitor for
a long period of time
Video ghosting or
overshooting
│
68 Troubleshooting
• 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.
• Do not perform any troubleshooting step.
• 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 (Factory Reset).
• 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.
• 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 YCbCr/YPbPr in the Color
settings OSD.
• Run the built-in diagnostics.
• Set the screen to turn off after a few minutes of screen idle time. These can
be adjusted in Windows Power Options or Mac Energy Saver setting.
• Alternatively, use a dynamically changing screensaver.
• Change the Response Time in the Display OSD to Fast or Normal
depending on your application and usage.
Possible solutions