Users Guide

Troubleshooting | 51
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
menu OSD.
• Reset the monitor to factory settings.
Cannot adjust
the monitor
with the buttons
on the front
panel
OSD does not
appear on the
screen
• Turn o the monitor, unplug the monitor power
cable, plug it back, and then turn on the monitor.
• Check whether the OSD menu is locked. If yes,
press and hold the button beside the power
button for 6 seconds to unlock (for more
information, see Lock).
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 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 dierent video formats (aspect ratio) of
DVDs, the monitor may display in full screen.
• Run the built-in diagnostics.