Toshiba 32AV700E, Руководство пользователя

Страница: 30 / 32

30
Troubleshooting
Before calling a service technician, please check
the following table for a possible cause of the
symptom and some solutions.
Symptom and solution
TV will not turn on
• Make sure the power cord is plugged in, and
then press
!
or
1
.
• The remote control batteries may be dead.
Replace the batteries.
No picture, no sound
• Check the aerial connections.
No sound, picture OK
• The sound may be muted. Press
2
+, − or
U .
• The station may have broadcast difficulties.
Try another channel.
Poor sound, picture OK
• The station may have broadcast difficulties.
Try another channel.
Poor picture, sound OK
• Check the aerial connections.
• The station may have broadcast difficulties.
Try another channel.
• Adjust the
PICTURE
menu.
Poor reception of broadcast channels
• Check the aerial connections.
• The station may have broadcast difficulties.
Try another channel.
• Make sure the
Colour System
is properly set.
Teletext problems
• Check the aerial connections.
Good performance of text depends on a
good strong broadcast signal.
The brightness of the screen comes
down, or flickers of the screen are
caused, or some parts of the screen do
not light up.
• When you just buy and start to use this TV,
a flickering may be caused in the screen. In
this case, switch off the TV, then switch on it
again to cure the condition.
• The cold cathode fluorescent lamp used for
the back light on this TV has longevity. When
the brightness of the screen comes down,
or the flickers of the screen are caused, or
some parts of the screen do not light up,
it may reach the end of its life. Contact a
service technician.
Some pixels of the screen do not light
up
• The LCD display panel is manufactured
using an extremely high level of precision
technology, however, sometimes some
pixels of the screen may be missing picture
elements or have luminous spots. This is not
a sign of a malfunction.
The picture brightness varies when you
display switch the TV on.
• If you switch the TV on at 0°C and under,
wait until the warms up.
Multiple images
• The station may have broadcast difficulties.
Try another channel.
• Aerial reception may be poor. Use a high
directional outdoor aerial.
• Check if the direction of the aerial has
changed.
Poor colour or no colour
• The station may have broadcast difficulties.
Try another channel.
• Adjust the Tint and/or Colour in the
PICTURE menu.
The remote control does not operate
• Make sure the remote control is set to the
correct device mode.
• Remove all obstructions between the remote
control and the remote control sensor on the
TV.
• The remote control batteries may be dead.
Replace the batteries.
Broadcast system
Broadcast transmission systems of each
country or region
Asia M.E.
Country or region Colour Sound
Bahrain, Kuwait, Israel,
Oman, Qatar,
United Arab Emirates,
Yemen, etc.
Indonesia, Malaysia,
Singapore, Thailand, etc.
PAL B/G
China, Vietnam PAL D/K
China Hong Kong PAL I
Reference section