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Troubleshooting Guide
Troubleshooting Guide
24
Before calling service personnel, please check the following chart for a possible cause to the trouble
you are experiencing.
Unevenness in colour in
some parts of the screen
When the set is switched on, do not shift or move
the set around. Sometimes it may develop an
unevenness in colour in some parts of the screen.
This can be eliminated by switching off the set with
the POWER switch and wait for 10 minutes before
switching on again.
Power is not turned on
Poor colour, poor tint
Be sure the power cord is plugged in.
Contrast, colour, tint are not correctly adjusted
Spots appear on the screen
Possible interferences of automobiles, motorcycle,
trolley bus, neon lamps, etc.
Stripes appear on the screen
Double images or "ghosts"
Snowy picture
Possible interference of electronic interference
from another TV set, a computer, an electronics
game machine, a broadcast station, etc.
This may be caused by reflections from nearby
mountains or buildings.
Check the antenna direction.
It is possible that the aerial "lead-in" is damaged or
comes off.
Check the antenna direction.
Remote controller does
not work
The batteries may be worn out.
The batteries may be installed with their polarity
reversed.
Even if the picture or the sound is normal, changes
in room temperature sometimes makes the TV
cabinet expand or contract, making a noise. This
does not indicate a malfunction.
TV cabinet creaks
Check the following itemsSymptoms