Dell S2422HZ User Manual page 73

Common What you
symptoms experience
Intermittent Monitor
problems malfunctions on
and off
Missing color Picture missing
color
Wrong color Picture color not
good
Image retention Faint shadow from
from a static the static image
image left on that is displayed
the monitor for appears on the
a long period screen
Webcam does • Webcam module
not work
• USB cable not
does not pop up
plugged in or
the correct USB
source is not
selected
Possible solutions
• 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.
• 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.
• Change the settings of the Preset Modes
in the Color menu OSD depending on the
application.
• Adjust R/G/B value under Custom Color in
Color menu OSD.
• Change the Input Color Format to PC RGB
or YCbCr in the Color menu OSD.
• Run the built-in diagnostics.
• Set the screen to turn off after a few minutes
of screen idle time. It can be adjusted in
Windows Power Options or Mac Energy Saver
setting.
• Alternatively, use a dynamically changing
screensaver.
• Retract the webcam module.
• Plug in the USB cable.
• Select the monitor webcam as the default in
the computer.
Troubleshooting | 73