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Before calling service personnel, please check the following chart for a possible cause to the trouble you are
experiencing.
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".
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.
Snowy picture.
It is possible that the aerial "lead-in" is damaged or
comes off.
Check the antenna direction.
When LOCK is set to ON, the Preset menu can not
be entered. You may use password to enter into
Lock menu to set LOCK to OFF.
TV cabinet creaks.
Even if the picture or the sound is normal, changes
in the room temperature sometimes make the TV
cabinet expand or contract, making a noise. This
does not indicate a malfunction.
Remote controller does
not work.
The batteries may be worn out.
The batteries may be installed with their polarity
reversed.
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 30 minutes before
switching on again.
Symptoms Check the following items
Troubleshooting Guide
No Sound, Picture is OK.
Check sound volume levels.
Make sure the TV is not muted.
Preset menu can not be
entered.
The set is in Hotel Lock On mode. Use password
to enter into Lock menu and set LOCK to OFF.