Toshiba 15CL7A, Руководство пользователя

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37
Intr
oduction
Getting started
Basic oper
ation
Ref
er
ence section
Equipment
connections
V
iewingT
eletext
Using the T
V’s
featur
es
Reference section
Troubleshooting
Before calling a service technician, please check the following table for a possible cause of the symptom and some
solutions.
Symptom and solution
Symptom Solution
TV will not turn on • Make sure the power cord is plugged in, then press .
• 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 +, – 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 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.
Teletext problems • Check the aerial connections.
Good performance of text depends on a clear, strong broadcast signal.
Multiple images • The station may have broadcast difficulties. Try another channel.
• Reorient aerial.
• Aerial reception may be poor. Use a highly directional outdoor aerial.
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 in the TV.
• The remote control batteries may be dead. Replace them with new
ones.
Some parts of the screen do not light up • The LCD display panel is manufactured using an extremely high
level of precision technology; however, sometimes some parts of the
screen may be missing picture elements or have luminous spots. This
is not a sign of a malfunction.
• When you first buy and start to use this TV, the screen may flicker.
If this happens, turn off the TV, then turn it on again.
• The cold cathode fluorescent lamp used for the back light on this TV
has a limited service life. When the picture brightness fades, the
screen flickers, or some parts of the screen do not light up, the lamp
may be at the end of its useful life.
• If you turn on the TV in an area with a temperature of 0°C or lower,
wait until the display warms up.
The picture brightness is reduced, the
screen flickers, or some parts of the
screen do not light up
The picture brightness varies when you
turn on the TV