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Troubleshooting – Toshiba CN36Z71 User Manual

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Intr

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Connecting

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Using the

Remote Contr

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Setting up

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Using the T

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Appendix

Index

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, 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 properly set.

Poor sound, picture OK

• The station may have broadcast difficulties. Try another channel.

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 TV/CABLE is set to TV mode.

Black box appears on the screen

• Captioning may be turned on.

Unable to select a certain channel

• The channel may be locked out with the BLOCK CHANNEL

feature, or erased with the ADD/ERASE feature.

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 the TV is activated, the

picture may suffer from color shading. If so, turn off the TV and
allow it to cool for about 30 minutes, then turn on the TV again.
The picture should improve.

No stereo or SAP sound from a

• Make sure the MTS feature is set properly.

known MTS broadcast

The remote control does not operate

• Check if the TV/CABLE/VCR/AUX switch is properly set.
• There may be an obstruction between the remote control and the

remote control sensor.

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