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Troubleshooting – Toshiba TheaterView 43H71 User Manual

Page 49

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Setting up

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Appendix

Index

49

Troubleshooting

Before calling a service technician, please check the following table for a possible cause of the problem and
some solutions.

Problem

Solution

TV will not turn on

• 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 TV/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 OFF.

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

• The station may have broadcast difficulties. Try another channel.
• Adjust the TINT and/or COLOR in the PICTURE menu.

No stereo or SAP sound from a

• Make sure the MTS feature is set properly.

known MTS broadcast

The front panel buttons do not operate

• Make sure the FRONT PANEL LOCK feature is off.

The remote control does not operate

• Make sure the TV/CABLE/VCR switch is set properly.
• Remove all obstructions between the remote control and the remote

control sensor in the TV.

• The remote control batteries may be dead. Replace the batteries.

Cannot access signal input sources

• Check the VIDEO LOCK feature.

(Video1, Video2, Video3,
ColorStream HD1/HD2) and/or
Channels 3 and 4.