Toshiba 20AF43 Manual do Proprietário - Página 32
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Também para Toshiba 20AF43: Manual de serviço (40 páginas)
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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
Poor reception of broadcast channels
Cannot receive above channel 13
Unable to select a certain channel
Cannot access signal input sources (Video1,
Video2, Video3 and ColorStream) and/or
Channels 3 and 4
Multiple images
Poor color or no color
Black box on screen
No stereo or SAP sound from a
known MTS broadcast
The V-Chip PIN code does not work
(U.S. V-Chip system only)
The remote control does not operate
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).
• The station may have broadcast difficulties. Try another channel.
• Check the antenna connections.
• If you are using a VCR, make sure the TV/VCR button is set correctly.
• Make sure TV/CABLE is set to CABLE mode.
• The channel may be blocked by the V-Chip feature or CH LOCK
feature, or erased with the add/erase feature.
• Check the VIDEO LOCK feature.
• The station may have broadcast difficulties. Try another channel.
• Use a highly directional outdoor antenna.
• 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.
• Repeatedly press CAP/TEXT to turn off the Closed Caption Text mode.
• Make sure the MTS feature is set properly.
• Change or reset your PIN code (page 18 and 19).
• Make sure the TV/VCR/DVD/CABLE mode is set properly.
• Remove all obstructions between the remote control and the TV.
• The remote control batteries may be dead. Replace the batteries.
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