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 Off the monitor, unplug the power cord, 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 different video formats (aspect ratio) of DVDs, the
monitor may display in full screen.
•
Run the built-in diagnostics.
Troubleshooting |
73
Product Specific Problems
Universal Serial Bus (USB) Specific Problems
Specific
Symptoms
What You
Experience
Possible Solutions
USB interface is
not working
USB peripherals
are not working
•
Check that your monitor is turned On.
•
Reconnect the upstream cable to your computer.
•
Reconnect the USB peripherals (downstream connector).
•
Switch Off and then turn On the monitor again.
•
Reboot the computer.
•
Some USB devices like external portable HDD require higher
electric current; connect the device directly to the
computer system.
High Speed
USB 3.0
interface is
slow
High Speed USB
3.0 peripherals
working slowly or
not working at all
•
Check that your computer is USB 3.0-capable.
•
Some computers have USB 3.0, USB 2.0, and USB 1.1 ports.
Ensure that the correct USB port is used.
•
Reconnect the upstream cable to your computer.
•
Reconnect the USB peripherals (downstream connector).
•
Reboot the computer.
