Toshiba 42X3000A, 37X3000A, 46X3000A Reference section, Troubleshooting, 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 ! or

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.

•Check that the TV/STB/DVD switch on the remote control is properly set.

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 picture brightness varies when you switch the TV on.

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

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.

Symptom and solution - digital only -

Poor picture

•Check the antenna connections. Make sure it is aligned to the correct broadcast direction.

•Check the signal level and quality in the Manual Scan menu.

•If you use any kind of amplifier to boost the signal level, check whether it works well, and ask for help from the antenna installer.

No picture

•Use the Manual Scan menu to rescan this channel.

•Try another channel.

•Reduce RF amplifier gain if connected to RF booster.

No sound from DIGITAL AUDIO

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

•Make sure the TV is adjusted to the correct Audio Track.

•Use the Manual Scan menu to rescan this channel.

•Try another channel.

Not all channels are available after using the Auto Scan when tuning the TV for the first time.

•This symptom is caused by unexpected frequency offset.

•Using the Manual Scan menu to scan for the missing channels. Once the TV picks up the signal, all the transmission parameters will be stored in the internal memory.

Cannot lock signal by using Manual Scan

•Check the frequency that you have entered is exactly the Middle frequency of the wanted channel.

•Refer to the solutions for “Poor picture”.

No Teletext, no Subtitle

•Make sure the channel that you are watching carries Teletext/Subtitle information from I-Plate.

Cannot receive channels after moving the TV between cities (e.g. from Melbourne to Sydney)

• Refer to page 11 to reset data.

Weak signal appears on one channel but not the other, but these channels have the same logical number

•Please make sure that you do not keep duplicate channels (i.e. channels with the same logical channel number but different physical numbers, see page 13). If you do, please delete the duplicate ones and keep only one channel with the best signal strength.

Program Timer and/or Alarm do not operate properly.

•Check the antenna connections.

•Weak signal may cause inaccurate time information.

Forget Password

• Please contact to the local dealer.

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Contents 37X3000A 42X3000A 46X3000A 52X3000A Contents Welcome to Toshiba Important Safety InstructionsInstallation IntroductionNever stand or climb on the TV Precautions for moving the TVPrecautions for installing on outdoor antenna UseNever repair, modify or disassemble the TV by yourself ServiceImportant information CleaningExploring your new TV Connecting an antennaInstalling the remote control batteries Getting startedTV top view TV front view TV front and side panel controlsTV back panel connections Digital Audio Optical output terminalDigital Audio Coaxial output terminal Location of controls Learning about the remote controlTurning the TV on Tuning the TV for the first timeSwitching on the TV Switching off the TVDisplaying the Digital Setting chart Displaying the TV Setup menu chartThis menu will display only Digital TV selected Programming channels into the TV’s channel memory Search will begin for all available stations Press Q to display the Auto tuning menuProgramming channels automatically Press Q to start the automatic searchProgram position selection Sound system Color system Manually setting channels in the channel memoryWatching TV programs Press to select the new position 4, then press Setting the Time FormatSorting program position -analog only Dolby DUsing the TV’s features General Picture adjustmentSelecting the picture size Selecting the picture mode Using the picture stillAdjusting the picture position analog only Resetting the picture position analog onlyActivating the black stretch Adjusting the basic picture qualitySelecting the color temperature Adjusting the color managementUsing the auto format Resetting the base color adjustmentUsing the active backlight control Using the cinema mode analog onlySelecting the bilingual programs analog only Sound adjustmentSelecting the dual 1 or dual 2 mode Adjusting the sound qualityAdjusting the brightness of side panel Using the SRS WOW surround soundUsing the stable sound Using the bass boostTimers Setting the Time zone digital onlyTo delete a selected entry Once, Mon-Fri or Daily Setting the Alarm digital onlySetting the sleep timer Selecting the video input source to viewSetting up the teletext mode Teletext in Analog TVTeletext general information Using Auto mode Using List modePress the Green button and enter the 3-digit number Teletext in Digital TV Teletext buttons on the remote controlSetting the Password Other Digital TV features and settingsSetting the EPG Electronic Program guide PasswordChannel list Setting the parental rateSetting favorite, locking and skipping channels Parental rateSubtitle Favorite ModeRestore factory setting Restore Factory Setting, then press QTV Setup Audio PreferenceTransparency Connection example Connecting your TVConnecting an audio system digital only Back connectionsTo Optical or Coaxial type Connecting an amplifier equipped with an Mpeg decoderSide connections Connecting an Hdmi or a DVI deviceSetting the HDMI1 audio mode Connecting an Hdmi deviceConnecting a DVI device To connect a PC to the RGB/PC terminal on the TV Selecting the AV output modeConnecting a computer Following signals can be displayedAdjusting the sampling clock Using the PC settingAdjusting the clock phase of the picture Adjusting the picture size/positionReference section TroubleshootingSymptom and solution Symptom and solution digital onlyAustralian Parental Guidance Codes Normative AppendixIntegrated Digital LCD TV SpecificationsBroadcast system Broadcast transmission systems of each country or regionInput Temperature 35 C Humidity10 W + 10 W 10 % THD Main Ø 100 mm 2 pcs

46X3000A, 52X3000A, 42X3000A, 37X3000A specifications

Toshiba has been a prominent player in the television market, and its 37X3000A, 42X3000A, 46X3000A, and 52X3000A models are a testament to the brand’s commitment to delivering quality and innovation. These LCD televisions are designed to provide an immersive viewing experience, blending advanced technology with sleek aesthetics.

One of the standout features of these models is their high-resolution screens. Offering Full HD 1080p resolution, they deliver remarkable clarity and detail, making them ideal for enjoying movies, sports, and video games. The 37X3000A, 42X3000A, 46X3000A, and 52X3000A have been built with Toshiba's Active Vision MNR technology, which enhances image quality by improving motion resolution and reducing blur during fast-moving scenes.

Another important aspect is the incorporation of advanced picture enhancements. These models feature Auto View technology, which automatically adjusts the brightness and contrast based on the surrounding lighting conditions, ensuring an optimal viewing experience regardless of the environment. Additionally, the Dynamic Contrast Enhancement helps in providing deeper blacks and brighter whites, enhancing the overall picture quality.

Audio performance is also a priority in these televisions. Equipped with Toshiba's Virtual Surround Sound technology, they produce a rich audio experience that complements the visual performance. This technology creates an immersive sound environment, allowing viewers to enjoy a theater-like experience from the comfort of their homes.

Connectivity is essential for modern televisions, and Toshiba has ensured these models are well-equipped for this. They come with multiple HDMI ports, allowing users to connect gaming consoles, Blu-ray players, and streaming devices with ease. The inclusion of USB ports enables quick access to media files from USB flash drives, enhancing flexibility in entertainment options.

Energy efficiency is another commendable characteristic of the Toshiba 3000A series. These models are designed to consume less power without compromising performance, making them a more sustainable choice for eco-conscious consumers.

In summary, the Toshiba 37X3000A, 42X3000A, 46X3000A, and 52X3000A LCD televisions exemplify a blend of advanced technology, stunning visuals, and exceptional audio performance. With their high-definition resolution, smart picture technologies, and user-friendly connectivity options, they stand out as solid choices for anyone looking to upgrade their entertainment setup.