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Appendix
Troubleshooting
The following table lists possible problems and methods for remedy. Please refer to this table prior to contacting
a service representative.
Symptom
Possible Cause Remedy
No picture is displayed. 1. The power cord is disconnected.
2. The main power switch on the rear panel
is on the OFF position.
3. The selected input has no connection.
4. The monitor is in standby mode in RGB
mode.
1. Plug in the power cord.
2. Put the main power switch on the ON
position.
3. Connect the selected device to the
monitor.
4. Press any key on your keyboard.
Poor picture or poor
sound.
1. Electrical appliances, cars, motorcycles
or fluorescent lights may be nearby.
1. Move the monitor to another location to
reduce interference.
Color is abnormal. 1. The signal cable is not connected
properly.
1. Make sure that the signal cable is
attached firmly to the rear panel of the
monitor.
Picture is distorted.
1. The signal cable is not connected
properly.
2. The input signal is not supported by the
monitor
1. Make sure that the signal cable is
attached firmly.
2. Check that the video signal source is
supported by the monitor (refer to the
specifications section).
Image doesn’t fill up the full
size of the screen.
1. If under RGB mode, the H-Size and V-
Size settings are incorrectly set.
1. Use the H-Size and V-Size options in
the PICTURE menu to adjust the size
of the picture.
Sound with no picture. 1. The signal cable is not connected
properly.
1. Make sure that both video and sound
inputs are correctly connected.
Picture with no sound.
1. The signal cable is not connected
properly.
2. Volume is turned all the way down.
3. The sound is muted.
1. Make sure that both video inputs and
sound inputs are correctly connected.
2. Use the volume adjustment buttons to
adjust sound.
3. Switch MUTE off using the MUTE
button on the remote control.
Some picture elements do
not light up.
1. Some pixels of the plasma display may
not turn on.
1. This monitor was manufactured using
an extremely high level of technology;
however, sometimes some pixels of
the monitor may not display. This is
not a malfuction.
After-Images can be seen
on the monitor after it has
been powered off.
(Examples of still pictures
include logos, video
games, computer images,
and images displayed in 4:
3 format)
1. A still picture was displayed for an
extended period of time.
1. 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 screen.
The remote control buttons
do not work.
1. The remote control batteries are flat, or
incorrectly installed.
2. The position of the selection switch does
not correspond to the selected selected
input.
1. Change the batteries. Please note that
you must then reprogram the remote
control.
2 Put the selection switch on the correct
position.