Toshiba 27A45C appendix Troubleshooting, Problem Solution, Mode first see, Black box on screen

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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

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 CH LOCK feature, or erased with

 

 

 

the add/erase feature.

 

 

 

 

 

Cannot access signal input sources (Video1,

Check the VIDEO LOCK feature.

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 PIN code does not work

Change or reset your PIN code (pages 18 and 19).

 

 

 

The remote control does not operate

Make sure the TV/VCR/DVD/CABLE mode is set properly on the

 

 

 

remote control.

 

 

Remove all obstructions between the remote control and the TV.

 

 

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

 

 

 

 

 

 

 

 

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Safeguards

Important

ToshibaWelcome to

yourConnecting TV

Remote ControlUsing the

your TVSetting up

FeaturesUsing the TV ’s

Appendix

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Contents 27A45C Child Safety Important Safety Instructions Care Exploring your new TV Selecting a location for the TV Troubleshooting Specifications Limited WarrantyExploring your new TV Welcome to ToshibaSelecting a location for the TV TV front panelStereo VCR Connecting your TVConnecting a VCR Converter/Descrambler Splitter Switch a B Connecting a cable converter boxGreatly enhance picture quality and performance Connecting a DVD player/satellite receiver and a VCRConnecting a camcorder Connecting two VCRsConnecting an audio amplifier You will need One set of standard A/V cablesPreparing the remote control for use Using the remote controlInstalling the remote control batteries Using the remote control to operate your other devicesTo control a cable TV converter Programming the remote control to operate your other devicesNEC VCR, DVD player, and cable TV converter codesVOL Learning about the remote controlTo select a language Setting up your TVChanging the on-screen display language Changing channels Adding channels to the TV’s memoryProgramming channels automatically Adding and erasing channels manuallyAdjusting the channel settings Using the TV’s featuresSwitching between two channels Programming your favorite channelsTo select your PIN code and access the Lock menus Using the Lock menuSelecting a PIN code To clear your favorite channelsLocking channels Locking video input Setting the GameTimerTMLabeling channels Setting the ON/OFF timer Setting the clockSetting the on timer To set the clock Example 830 AMTo cancel the on timer Setting the off timerTo set the off timer Example Turning off the TV at 1130 PM To cancel the off timerTo adjust the picture quality Specifying the ColorStream settingTo select the input mode Watching video inputUsing the closed caption feature Setting the sleep timerSelecting stereo/SAP broadcasts Adjusting the soundMuting the sound Using the surround sound feature Adjusting the sound qualityTo adjust the sound quality To turn on the surround sound featureUnderstanding the Power Return feature Auto power offUsing the StableSound feature To turn on the StableSound featureProblem Solution TroubleshootingMode first see For several hours before turning it on againSpecifications Limited Warranty EL 470