74 │ Troubleshooting
Common
Symptoms
What you
experience
Possible Solutions
Image retention
from a static
image left on the
monitor for a
long period
Faint shadow from
the static image
displayed appears
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.
Product-specific problems
Specific
Symptoms
What you experience Possible Solutions
Screen image is too
small
Image is centered on
screen, but does not fill
entire viewing area
• 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
bottom of the panel
OSD does not appear
on the screen
• Turn off the monitor, unplug the
monitor power cable, plug it back
and then turn on the monitor.
• Check if the OSD menu is
locked. If yes, press and hold
the button 5 for four seconds to
unlock.
No input signal
when user controls
are pressed
No picture, the LED
light is white
• Check the signal source. Ensure
the computer is not in Standby
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.
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