Dell U2422H 23.8" 16:9 IPS Monitor - Manual (Page 92)

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Troubleshooting
Missing Color Picture missing
color • 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.
Wrong Color Picture color not
good • Try different Preset Modes in Color
settings OSD. Adjust the 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.
Image retention
from a static
image left on the
monitor for a long
period of time Faint shadow
from the static
image displayed
appears on the
screen • 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.