Toshiba 47WL66T Reference section, Troubleshooting, Broadcast system, Symptom and solution

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Reference section

Troubleshooting

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

Symptom and solution

TV will not turn on

Make sure the power cord is plugged in, then press ! and 1.

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

No picture, no sound

• Check the antenna connections.

No sound, picture OK

The sound may be muted. Press 2+, 2– or U.

The station may have broadcast difficulties. Try another channel.

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

Check the antenna connections.

The station may have broadcast difficulties. Try another channel.

Make sure the Color system is properly set.

Teletext problems

Check the antenna connections.

Good performance of text depends on a good strong broadcast signal.

Multiple images

The station may have broadcast difficulties. Try another channel.

Antenna reception may be poor. Use a high directional outdoor antenna.

Check if the direction of the antenna has changed.

Poor color or no color

The station may have broadcast difficulties. Try another channel.

Adjust the Tint and/or Color in the PICTURE menu.

The remote control does not operate

Remove all obstructions between the remote control and the remote control sensor on the TV.

The remote control batteries may be dead. Replace them with new ones.

Some pixels of the screen do not light up

The LCD display panel is manufactured using an extremely high level of precision technology, however, sometimes some pixels of the screen may be missing picture elements or have luminous spots. This is not a sign of a malfunction.

The brightness of the screen comes down, or flickers of the screen are caused, or some parts of the screen do not light up.

When you just buy and start to use this TV, a flickering may be caused in the screen. In this case, switch off the TV, then switch on it again to cure the condition.

The cold cathode fluorescent lamp used for the back light on this TV has longevity. When the brightness of the screen comes down, or the flickers of the screen are caused, or some parts of the screen do not light up, it may reach the end of its life. Contact a service technician.

The picture brightness varies when you display switch the TV on.

If you switch the TV on at 0°C and under, wait until the warms up.

Broadcast system

Broadcast transmission systems of each country or region

Asia M.E.

Country or region

Color

Sound

Bahrain, Kuwait, Israel, Oman,

PAL

B/G

Qatar, United Arab Emirates,

 

 

Yemen, etc. Indonesia, Malaysia,

 

 

Singapore, Thailand, etc.

 

 

China

PAL

D/K

 

 

 

China Hong Kong

PAL

I

 

 

 

Iraq, Islamic Republic of Iran,

SECAM

B/G

Lebanon, Saudi Arabia, etc.

 

 

 

 

 

Russian Federation, etc.

SECAM

D/K

 

 

 

Myanmar, etc.

NTSC

M

 

 

 

Oceania

 

 

Country or region

Color

Sound

Australia, New Zealand, etc.

PAL

B/G

 

 

 

Africa

 

 

 

 

 

Country or region

Color

Sound

Republic of South Africa, etc.

PAL

I

 

 

 

South America

 

 

 

 

 

Country or region

Color

Sound

Argentina, Paraguay, Uruguay, etc.

PAL

N

 

 

 

Brazil

PAL

M

 

 

 

Chile, Colombia, etc.

NTSC

M

 

 

 

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Contents 47WL66A 47WL66AS 47WL66E 47WL66ES 47WL66T 47WL66TS Contents Important Safety Instructions InstallationIntroduction Welcome to ToshibaPrecautions for installing on outdoor antenna Precautions for moving the TVUse Never stand or climb on the TV ServiceNever repair, modify or disassemble the TV by yourself Cleaning Important informationConnecting an antenna Installing the remote control batteriesGetting started Exploring your new TVTV top and front panel controls TV side and back panel connections Learning about the remote control Location of controlsDisplaying the menu chart Learning about the menu systemTurning the TV on Watching TV programsProgramming channels into the TV’s channel memory Manually setting channels in the channel memoryProgramming channels automatically Setting the program sorting LabelPicture adjustment Using the TV’s featuresSelecting the picture size Using the picture still Adjusting the picture positionResetting the picture position Selecting the picture modeSelecting the color temperature Adjusting the color managementResetting the base color adjustment Activating the black stretchSound adjustment Using the cinema modeUsing the auto format Setting the MTS Multi-channel TV SoundAdjusting the sound quality Using the SRS WOW surround soundSelecting the stereo programs Selecting the bilingual programsOther features settings Using the bass boostActivating blue screen Setting the manual setting menu Selecting the video input source to viewSetting up the teletext mode Using Auto modeTeletext Teletext general informationUsing List mode Teletext buttons on the remote controlConnecting your TV Side connectionsBack connections Connection exampleConnecting an Hdmi or a DVI device Connecting an Hdmi deviceConnecting a DVI device Hdmi type a connector-to-DVI adapter cableConnecting a computer Setting the Hdmi audio modeFollowing signals can be displayed Using the PC setting Adjusting the picture size/positionAdjusting the clock phase of the picture Adjusting the sampling clockTroubleshooting Symptom and solutionReference section Broadcast systemSpecifications LCD color televisionPage