Troubleshooting - Toshiba 43H71 Owner's Manual

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
Solution
• Make sure the power cord is plugged in, and then press POWER.
• The remote control batteries may be dead. Replace the batteries.
No picture, no sound
• Check the antenna/cable connections.
No sound, picture OK • The sound may be muted. Press VOLUME.
• The station may have broadcast difficulties. Try another channel.
• Check that the SPEAKERS function in AUDIO menu is set properly.
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
• 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.
Cannot receive above channel 13 • Make sure the T-V/CABLE switch is set to the mode that
corresponds with the signal source type (cable company or outside
antenna).
Black box appears on the screen • The closed caption feature may be set to one of the Text modes (T1,
T2, T3, or T4). Turn closed captioning OFE
Unable to select a certain channel
• The channel may be locked out with the CH LOCK feature, or
erased with the ADD/ERASE feature.
Multiple images • The station may have broadcast difficulties. Try another channel.
• Antenna reception may be poor. Use a highly directional outdoor
antenna.
Poor color or no color
No stereo or SAP sound from a
known MTS broadcast
• The station may have broadcast difficulties. Try another channel.
• Adjust the TINT and/or COLOR in the PICTURE menu.
Make sure the MTS feature is set properly.
The front panel buttons do not operate
The remote control does not operate
Cannot access signal input sources
(Video 1, Video2, Video3,
ColorStream HD 1/HD2) and/or
Channels 3 and 4.
• Make sure the FRONT PANEL LOCK feature is off.
• Make sure the TV/CABLE/VCR switch is set properly.
• Remove all obstructions between the remote control and the remote
control sensor in the _.
• The remote control batteries may be dead. Replace the batteries.
• Check the VIDEO LOCK feature.