Reference section
Troubleshooting
Before calling a service technician, please check the following table for a possible cause of the symptom and some solutions.
Symptom and solution
TV will not turn on
•Make sure the power cord is plugged in, then press ! or 1.
•The remote control batteries may be dead. Replace the batteries.
No picture, no sound
• Check the antenna connections.
No sound, picture OK
•The sound may be muted. Press I, i or u.
•The station may have broadcast difficulties. Try another channel.
Poor sound, picture OK
•The station may have broadcast difficulties. Try another channel.
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
•Check the antenna connections.
•The station may have broadcast difficulties. Try another channel.
•Make sure the Color system is properly set.
Teletext problems
•Check the antenna connections.
Good performance of text depends on a good strong broadcast signal.
Some pixels of the screen do not light up
•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 on it 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 display switch the TV on.
•If you switch the TV on at 0°C and under, wait until the warms up.
Multiple images
•The station may have broadcast difficulties. Try another channel.
•Antenna reception may be poor. Use a high directional outdoor antenna.
•Check if the direction of the antenna has changed.
Poor color or no color
•The station may have broadcast difficulties. Try another channel.
•Adjust the Tint and/or Color in the PICTURE menu.
The remote control does not operate
•Remove all obstructions between the remote control and the remote control sensor on the TV.
•The remote control batteries may be dead. Replace them with new ones.
32
