Dell UltraSharp 38 User Manual page 92

Curved usb-c hub monitor
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Wrong color
Image retention
from a static
image left on the
monitor for a long
period of time
Picture quality
(Refresh rate of
native resolution
changes from
60 Hz to 30 Hz;
or color depth
drops to 18 bits)
92
Troubleshooting
Picture color not
good
Faint shadow
from the static
image displayed
appears on the
screen
Issues of incorrect
refresh rate or
missing colors
• Change the settings of the Preset
Modes in the Color menu OSD
depending on the application.
• Adjust the Gain/Offset/Hue/
Saturation values under Custom
Color in Color menu 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.
Set USB-C Prioritization to High
Resolution.

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