Troubleshooting - Daewoo 141VT Instruction Manual

Troubleshooting

Sometimes some performance problems can be easily solved by checking seemingly apparent but
often overlooked possibilities. Before asking for service, to check these items could save your time
and money.
SYMPTOM
No picture or sound.
Picture is OK, but No Sound
Sound is OK, but No Picture
No Colour
Excessive noise in picture
Diagonal stripes appear on
picture
Picture has "Snow"
Ghost images appear.
CHECK
• Check the TV set is plugged in.
• Check the volume, Brightness and Contrast controls are set
to the minimum positions.
• Check the Volume control is set to the mini
mum position.
• Check the Brightness and Contrast controls are set to the
minimum position.
• Check the Colour control is set to the minimum position.
• Check the Antenna Cable is broken or disconnected or
damaged.
• It may be affected by interfering signal.
(ex. from nearby amateur radio transmitter or another TV
set.)
• The interference can be reduced to some extent by
adjusting the direction or height of the antenna.
(If the twin lead antenna cable is used, replace it with a
coaxial cable.)
• Check the Antenna cable is broken or disconnected or
damaged.
• Small dot on the screen caused by a weak aerial signal.
• Check the Antenna direction has changed after storm or
strong wind etc..
• Ghost images are caused by a signal reflected from a hill or
large building etc..
• The direction or height of the antenna should be chosen
well in order to minimize the ghost images.
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