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Toshiba 22SL700A User Manual

Toshiba 22SL700A
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43
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, then press
or .
The remote control batteries may be dead. Replace
the batteries.
No picture, no sound
Check the antenna connections.
No sound, picture OK
The sound may be muted. Press +, – or .
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 antenna connections.
The station may have broadcast difficulties. Try
another channel.
Adjust the PICTURE menu.
Poor reception of broadcast channels
Check the antenna connections.
The station may have broadcast difficulties. Try
another channel.
Make sure the Colour system is properly set.
Teletext problems
Check the antenna connections.
Good performance of text depends on a good
strong broadcast signal.
Multiple images
The station may have broadcast difficulties. Try
another channel.
Antenna reception may be poor. Use a high
directional outdoor antenna.
Check if the direction of the antenna 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
Remove all obstructions between the remote
control and the remote control sensor on the TV.
The remote control batteries may be dead. Replace
them with new ones.
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 switch the
TV on.
If you switch the TV on at 0°C and under, wait until
the warms up.
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.
Symptom and solution
- digital only -
Poor picture
Check the antenna connections. Make sure it is
aligned to the correct broadcast direction.
Check the signal level and quality in the Manual
Scan menu.
If you use any kind of amplifier to boost the signal
level, check whether it works well, and ask for help
from the antenna installer.
No picture
Use the Manual Scan menu to rescan this channel.
Try another channel.
Reduce RF amplifier gain if connected to RF
booster.
No sound from DIGITAL AUDIO
The sound may be muted. Press +, – or .
Make sure the TV is adjusted to the correct Audio
Track.
Use the Manual Scan menu to rescan this channel.
Try another channel.
Not all channels are available after using the Auto
Scan when tuning the TV for the first time.
This symptom is caused by unexpected frequency
offset.
The Analogue Channel Fine Tune menu to scan
for the missing channels. The TV scan receive
these channels by the Auto Scan menu most of
the time, but we suggest that you use the menu
when tuning the TV for the first time. Once the TV
picks up the signal, all the transmission parameters
will be stored in the internal memory.
Reference section

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Toshiba 22SL700A Specifications

General IconGeneral
BrandToshiba
Model22SL700A
CategoryLCD TV
LanguageEnglish

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