Toshiba 20AF46C Manuel du propriétaire - Page 25

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Toshiba 20AF46C Manuel du propriétaire
Appendix
Troubleshooting
Before calling a service technician, please check the following table for a possible cause of the problem and some solutions.
Problem
TV will not turn on
No picture, no sound
No sound, picture OK
Poor sound, picture OK
Poor picture, sound OK
Solution
• Make sure the power cord is plugged in, then press POWER.
• The remote control batteries may be dead. Replace the batteries.
• Check the antenna/cable
connections.
• This TV will not accept or display 480p or 720p progressive scan
signals or 1080i interlaced high-definition
signals through its
ColorStream inputs. Switch the other device's output to 480i interlaced
mode first (see page 9).
• The sound may be muted. Press VOLUME.
• The station may have broadcast difficulties. Try another channel.
• The MTS feature may be in SAP mode. Press the MTS button on the
remote control until STEREO (or MONO) mode is active.
• The station may have broadcast difficulties. Try another channel.
• The MTS feature may be in SAP mode. Press the MTS button on the
remote control until STEREO (or MONO) mode is active.
• Check the antenna connections.
• The station may have broadcast difficulties. Try another channel.
• Adjust the PICTURE menu.
• This TV will not accept or display 480p or 720p progressive scan
signals or 1080i interlaced high-definition
signals through its
ColorStream inputs. Switch the other device's output to 480i interlaced
mode first (see page 9).
Poor reception of broadcast channels
• The station may have broadcast difficulties. Try another channel.
• Check the antenna connections.
• If you are using a VCR, make sure the TVNCR
button is set correctly.
Cannot receive above channel 13
• Make sure the TV/CABLE feature in the SETUP menu is set to "CABLE".
Unable to select a certain channel
• The channel may be blocked by the CH LOCK feature, or erased with
the add/erase feature.
Cannot access signal input sources
• Check the VIDEO LOCK feature.
(Video1 ,Video2 and ColorStream)
and/or Channels 3 and 4
Multiple images
• The station may have broadcast difficulties. Try another channel.
• Use a highly directional outdoor antenna.
Poor color or no color
• The station may have broadcast difficulties. Try another channel.
• Adjust the TINT and/or COLOR in the PICTURE menu.
• If you change the direction of the TV while it is turned on, the picture
could suffer from color shading. If so, turn off the TV and allow it to cool
for several hours before turning it on again.
Black box on screen
• Repeatedly press CAP/TEXT to turn off the Closed Caption Text mode.
No stereo or SAP sound from a
• Make sure the MTS feature is set properly.
known MTS broadcast
The PIN code does not work
• Change or reset your PIN code (pages 15 and 16).
The remote control does not operate
• Remove all obstructions
between the remote control and the TV.
• The remote control batteries may be dead. Replace the batteries.
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