Appendix

Troubleshooting

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

Safeguards

Important

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.

 

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).

 

 

 

No sound, picture OK

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.

 

 

 

Poor sound, picture OK

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.

 

 

 

Poor picture, sound OK

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 TV/VCR 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 V-Chip feature or CH LOCK

 

 

feature, or erased with the add/erase feature.

 

 

 

Cannot access signal input sources

Check the VIDEO LOCK feature.

(Video1,Video2, Video3 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 V-Chip PIN code does not work

Change or reset your PIN code (pages 15 and 16).

(U.S. V-Chip system only)

 

 

 

 

 

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.

 

 

 

 

 

29

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Appendix

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Toshiba 24AF46 appendix Troubleshooting, Problem Solution, Mode first see, For several hours before turning it on again