Dell P2423D User Manual page 69

Image retention
from a static
image left on
the monitor for
a long period of
time
Product-specific problems
Specific
Symptoms
Screen image is too
small
Cannot adjust the
monitor with the
joystick
Faint shadow from
the static image
displayed appears
on the screen
What you experience
Image is centered on screen,
but does not fill entire viewing
area
OSD does not appear 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.
Possible Solutions
• Check the Aspect Ratio
setting in the Display
settings OSD.
• Reset the monitor to
Factory Settings (Factory
Reset).
• Turn Off the monitor,
unplug the power cord,
plug it back, and then turn
On the monitor.
• Check whether the OSD
menu is locked. If yes,
move and hold the joystick
up/down/left/right for
4 seconds to unlock (for
more information, see
Menu and Power button
lock).
Troubleshooting
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