Dell U4323QE UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 78

Windows Power Options or Mac Energy Saver, Missing Color

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Common symptoms What you experience Possible solutions Intermittent Problems Monitor • Ensure that the video cable connecting the malfunctions on monitor to the computer is connected properly & off 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. Missing Color Picture missing color • Perform monitor self-test. • 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 R/G/B value under Custom Color in Color menu OSD. • Change the Input Color Format to RGB or YCbCr in the Color settings OSD. • Run the built-in diagnostics. Image retention Faint shadow • Set the screen to turn off after a few minutes from a static from the static of screen idle time. These can be adjusted in image left on image displayed Windows Power Options or Mac Energy Saver the monitor for appears on the setting. a long period of screen • Alternatively, use a dynamically changing time screensaver. 78 | Troubleshooting

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78
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Troubleshooting
Common
symptoms
What you
experience
Possible solutions
Intermittent
Problems
Monitor
malfunctions on
& off
• 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.
Missing Color
Picture missing
color
• Perform monitor self-test.
• 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 R/G/B value under Custom Color in Color
menu OSD.
• Change the Input Color Format to RGB or
YCbCr 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.