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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.
Troubleshooting
42WM03STW-0707-en.p65 2003/9/5, PM 12:5324