Dell P5524Q 55" UHD 4K Commercial Monitor - Manual (Page 57)

Troubleshooting
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57
Common symptoms Possible solutions
Image retention from a
static image left on the
monitor for a long period
of time ∞ 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.
Video ghosting or
overshooting
∞
Change the Response Time in the Display OSD to Fast or
Normal depending on your application and usage.
Product-specific problems
Specific symptoms Possible solutions
Screen image is too
small ∞ Check the Aspect Ratio setting in the Display settings OSD.
∞
Reset the monitor to Factory Settings (Factory Reset).
Cannot adjust the
monitor with the
buttons on the back of
the panel
∞
Turn off the monitor, unplug the power cord, plug it back, and
then turn On the monitor.
∞ Check if the OSD menu is locked. If yes, press and hold the
menu button for 10 seconds to unlock.
No input signal when
user controls are
pressed
∞
Check the signal source. Ensure the computer is not in standby
or sleep mode by moving the mouse or pressing any key on the
keyboard.
∞
Check if the video cable is plugged in properly. Disconnect and
reconnect the video cable if necessary.
∞
Reset the computer or video player.
The picture does not fill
the entire screen
∞
Due to different video formats (aspect ratio) of DVDs, the
monitor may display in full screen.
∞ Run the built-in diagnostics.