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Symptom Possible Cause Remedy
No picture is
displayed
1. The power cord is disconnected.
2. The main power switch on the back
of the display is not switched on.
3. The selected input has no
connection.
4. The display is in standby mode.
1. Plug in the power cord.
2. Make sure the power
switch is switched on.
3. Connect a signal
connection to the display.
Interference
displayed on the
display or audible
noise is heard
Caused by surrounding electrical
appliances or fluorescent lights
Move the display to
another location to see is
the interference is
reduced.
Color is abnormal
The signal cable is not connected
properly.
Make sure that the signal
cable is attached firmly to
the back of the display.
Picture is distorted
with abnormal
patterns
1. The signal cable is not connected
properly.
2. The input signal is beyond the
capabilities of the display.
1. Make sure that the
signal cable is attached
2. Check the video signal
source to see if it
is beyond the range of the
display. Please
verify its specifications
with this display's
specification section.
After-Images can
still be seen on the
display
after the display is
powered off.
A still picture is displayed for an over
extended period of time.
Do not allow a still image
to be displayed for
an extended period of time
as this can cause a
permanent after-image to
remain on the display.
Trouble shooting
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28


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