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Dell U2722DE - Page 94

Dell U2722DE
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94 | 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 dierent 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 o 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.

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