Troubleshooting
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61
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 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 off the monitor, unplug the
power cord, plug 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 10 seconds to unlock (for more
information, see Lock).
No Input Signal
when user controls
are pressed
No picture, the LED
light is white. When
you press “up”,
“down” or “Menu”
key, the message “
No input signal” will
appear.
• 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 different video formats
(aspect ratio) of DVDs, the monitor
may display in full screen.
• Run the built-in diagnostics.
