GB
5.
TROUBLE SHOOTING
Before arranging for service, firstly know the status and then check simply as follows:
Problems
No picture or sound.
Picture is OK, no sound.
Remote control doesn't work.
No TV signal.
No external video signal.
Picture lacks colour or picture too dark.
All channels lose colour
intermittently.
Poor reception, loss of colour
with certain channels.
Diagonal stripes appear
on picture.
Picture has "snow".
Ghost images appear.
Check
Check if the power supply is plugged in.
Check if the power switch is in "ON'" position.
Check if the volume control is set to the minimum or mute position.
Check if the power switch is in "ON" position.
Check if the batteries are out of use or not connected well.
Make sure that there is no strong light striking the sensor window of remote control unit.
Check there are no obstacles between the sensor window and remote control uni
Check if the TV/AV button is not set to TV status.
Check if the antenna is well connected.
Check if you installed the TV correctly.
Check if you installed the TV correctly.
Check if the TV/AV button is set to AV position.
Check colour, brightness and contrast controls are correctly adjusted.
Check if the antenna is broken.
Check if the antenna is disconnected.
Check if the antenna is damaged.
Check if channels are correctly tuned (see "Fine tuning").
The receiver may be affected by interference (e.g. from nearby radio broadcasting
transmitter or from another TV receiver).
Check if the antenna is broken.
Check if the antenna is disconnected.
Check if the antenna is damaged.
Check if the antenna direction has been changed by a storm or strong wind, etc.
(because ghost images are
which has travelled directly from the transmitter and the signal which has been reflected
from a hill or a large building. The direction of the antenna should be chosen for
minimum ghosting).
12
caused by the arrival at the antenna of both the signal