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Miscellany
Guide to simple trouble-shooting
The following phenomena are not necessary faults, and the following checks should be
performed first before asking a specialized person for repair. If the cause of fault cannot be
found and corrected with this guideline, remove the power plug from the socket and have a
specialized person to repair it.
Symptom
No picture nor sound
No picture but the
sound is OK
Normal picture but no
sound
Only picture with snow
and noise
No color
Small dots, lines or
strips on the picture
Ghost
Color stain
Afterglow when turned
off
Note: The design and structure is subject to change without notice.
Do not attempt to repair or refit the machine by yourself, or it may cause a fire and
there is high voltage hazard inside.
Is the fuse or breaker in the house OK?
Is the power supply plug inserted? Is it in good contact?
Is the system of the TV correct?
Adjust brightness and contrast.
Press the V (+) or Mute button several times.
Adjust the indoor or outdoor antenna.
Connect a proper antenna
Is a color program being broadcasted?
Are the hue and system correct?
They are usually caused by interference from cars, neon
lights and electrical hair dryers.
Adjust the antenna to minimize the interference.
Usually caused by reflection from hills or high buildings
nearby. Change the antenna direction or height. Better use
outdoor antenna with good directivity
If color stain appears after changing the angle of the TV
set, turn its main power switch off and wait for at least 15
minutes before turning it on again.
It is normal to have an afterglow on the screen for 1-3
seconds after the power to the TV set is cut off, and it will
not affect the CRT.
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Inspection
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