Appendix
58
Appendix
Troubleshooting
Before calling a service technician, please check the following table for a possible cause of the symptom and some solutions.
Symptom
Solution
TV will not turn on
•
Make sure the AC cord is connected securely and then press POWER.
•
The remote control batteries may be dead. Replace the batteries.
No picture, no sound
•
Check the antenna/cable connections.
No sound, picture OK
•
The sound may be muted. Press VOL +/–.
•
The station may have broadcast difficulties. Try another channel.
•
Select correct sound system in TV-CHANNEL menu.
Poor sound, picture OK
•
The station may have broadcast difficulties. Try another channel.
•
Select correct sound system in TV-CHANNEL menu.
Poor picture, sound OK
•
Check the antenna connections.
•
The station may have broadcast difficulties. Try another channel.
• Adjust the PICTURE menu.
Poor reception of broadcast channels
• The station may have broadcast difficulties. Try another channel.
•
Check the antenna connections.
Multiple images
•
The station may have broadcast difficulties. Try another channel.
•
Use a highly directional outdoor antenna.
Poor color or no color
•
The station may have broadcast difficulties. Try another channel.
•
Adjust the TINT and/or SATURATION in the PICTURE menu.
The remote control does not operate
•
Remove all obstructions between the remote control and the TV.
•
The remote control batteries may be dead. Replace the batteries.
Telext programs
•
Check the antenna connections.
•
Good performance of text depends on a good strong broadcast
signal.
•
The LCD display panel is manufactured using an extremely high
level of precision technology, however, sometimes some pixels
of the screen may be missing picture elements or have luminous
spots. This is not a sign of a malfunction.
The brightness of the screen comes
down, or flickers of the screen are
caused, or some parts of the screen
do not light up.
•
When you just buy and start to use this TV, a flickering may
be caused in the screen. In this case, switch off the TV, then
switch it on again to cure the condition.
•
The cold cathode fluorescent lamp used for the back light on
this TV has longevity. When the brightness of the screen
comes down, or the flickers of the screen are caused, or
some parts of the screen do not light up, it may reach the end of
its life. Contact a service technician.
The picture brightness varies when
you switch on the TV.
•
If you switch the TV on at 0
°
C and below, wait until it warm up.
Some pixels of the screen do not light up
•
The headphones may be plugged in.
Summary of Contents for 20SLD1
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