74 | Troubleshooting
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
Reset the monitor to factory settings.
Cannot adjust the
monitor with the
joystick
OSD does not
appear on the
screen
Turn off the monitor, unplug the power
cord, plug it back, and then turn on the
monitor.
No input signal
when user controls
are pressed
No picture, the
LED light
is
white
• Check the signal source. Ensure that
the computer is not in the power
saving mode by moving the mouse or
pressing any key on the keyboard.
• Check whether the signal cable is
plugged in properly. Re-plug the
signal cable if necessary.
• Reset the computer or video player.
The picture does not
fill the entire screen
The picture
cannot fill the
height or width
of the screen
• Due to different video formats
(aspect ratio), the monitor may
display in full screen.
• 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 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.
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