Toshiba TLP550 Cutting off the picture and sound temporarily, Press Mute, Sound will be output

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Cutting off the picture and sound temporarily

CONTENTS

35

Remote control

ON /

STANDBY

INPUT

KEYSTONE

AUTO SET

FREEZE MUTE

MUTE

PIP CALL RESIZE

The image and sound of this projector can be turned off if you wish to temporarily project the image from another projector or an OHP, etc., onto the screen.

MUTE

Press MUTE.

 

 

 

 

 

 

 

The sound and picture are cut off temporarily.

 

To cancel the mute mode, press MUTE again. The image and

 

sound will be output.

 

The

 

 

 

 

icon appears in the mute mode.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Note

The mute mode is cancelled if another operation is performed during the mute mode.

Operations

 

MENU

 

VOL / ADJ

ENTER

EXIT /

 

P.MODE

 

CT-90106

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Contents TLP550/TLP250 TLP250Safety Precautions Exemption Clauses Save Original Packing MaterialsAvoid Volatile Liquid Moisture CondensationVentilation Power SourcesSource of Light Important Safety Instructions Stack Inhibited AccessoriesObject and Liquid Entry Do not place the product verticallyServicing Damage Requiring ServiceReplacement Parts Safety CheckDo not look into the arm light while it is lit Do not carry by the camera armHeat could erase or discolor the letters on a thermal paper Do not move the projector while the arm is still erectBefore Power supply cord selectionContents Names of each part on the main unit Air intake Zooming lever Focusing ringSpeaker Lens Lens cover Carrying handle Foot adjuster Foot adjuster release buttonON/STANDBY button Names of each part on the main unitBefore Freeze button Names of each part on the remote controlAttach the cover Install the batteriesLoading batteries Open the coverFront side Rear side Remote control operationFloor-mounted projector placement Side view Determine the screen size projected on the screenInsert the other end into a wall outlet Connect the power cordTake off the lens cover Lens shift function Turn clockwise to lift up Turn counterclockwise to lower Turn the foot adjuster to make fine adjustment to the heightCeiling-mounted projector placement Connecting a computer Video connector Connecting video equipmentConnecting video equipment Projector operation control by a computer Press ON/STANDBY Remote controlLamp indicator blinks while the lamp is warming up Projection on the screenLanguage Turn on the connected equipment and put it in playback modePress Enter to confirm Control panel Main unit sideInput source selection menu appears Select the input source by pressing Input repeatedlyPress Input and hold for two seconds Press EnterFocus on the picture by turning Adjust the picture size by turningFocusing ring Zooming leverPress the button to decrease volume Press VOL/ADJ +/- to adjust volumePress the + button to increase volume Press ON/STANDBY again Turning the power offPress ON/STANDBY after using the projector Press Auto SET Adjusting the picture automaticallyInput full screen video signals from the input Source computer and project the imagePress Keystone Adjust the distortion with the selection buttonsTo finish the adjustment, press Exit repeatedly Correcting the keystone distortionSound and picture are cut off temporarily Icon appears in the mute modeCutting off the picture and sound temporarily Press MutePicture freezes Icon appears in the freeze modeFreezing the picture Press FreezeTo reduce the enlargement ratio, press the Resize button Icon appears in the resize modeEnlarging the picture size Press ResizeSub-picture is displayed Displaying PIP Sub-picturesPress PIP Press Call Displaying InformationStart a presentation on the computer Operating the presentation modeChange a slide with the selection buttons Adjust the projector before presentation if necessarySelect the computer input with Input Press P.MODE and hold for two secondsPress Menu Operating the menu screenStart Adjust with VOL/ADJ +/- or selection buttonsAdjust the image flicker Guide Menu adjustments and settingsPAL60 Full Menu adjustments and settings PictureFull Menu adjustments Position Full Menu adjustments Color Full Menu adjustments and settings Audio Menu background is normal Reset Full Menu adjustments and settings DisplayFull Menu settings Default setting Full Menu settings Reset PIP menu setting ImagingDocument camera Part names of the document imaging camera modelPreparation of the document imaging camera Light turns on Press ARM LightSet a document to be projected Camera control panelPicture projection with the document imaging camera Press Camera to select the camera input modePut back the arm When finished, turn off the light and close itPress Camera Gain +/- to improve view of a Camera subject which is too dark or vividScreen Locking the white balanceProject a white paper and enlarge it to fill Paper or cloth Correcting illuminated defectsWith the document camera operating, fully Cover the camera lens with a piece of blackMain unit side IndicatorsTrouble indications Control panelDetach the air filter Air filter cleaningUnplug the power cord Take off the front cover Clean the air filterLens side to fix it Mount the air filter and the filter frameMount the front cover Replacing the intake, exhaust fans and air filter Lens and main unit cleaningCleaning the lens Cleaning the main unitPull out the lamp Lamp replacementUnplug the power cord Wait until the lamp gets cool enough Take off the lamp cover on the bottom panelSlide the cover into place and tighten the two screws Reset the lamp timerLoad a new lamp Attach the lamp coverSymptom Cause Correction Before calling service personalBefore calling service personal Computer Pin assignment of Computer connectorApplicable computer signal Applicable signalCompatible Video and S-Video signal Applicable signalSignal assignment of RS-232C Interface format Controlling the projector by using RS-232CControlling the projector by using RS-232C VLU Computer Resize Main unit SpecificationsSold separately Replacement lamp

251, TLP550, TLP551, 250 specifications

Toshiba has long been recognized for its innovation in the field of semiconductor technology, particularly in the area of optoelectronic devices. Among its extensive portfolio, the Toshiba TLP series stands out, especially models such as the TLP250, TLP551, TLP550, and TLP251. These optoisolators are designed to provide exceptional performance in various applications, including industrial controls, communication equipment, and power supplies.

The TLP250 is a high-speed transistor optoisolator that boasts a maximum data transmission rate of up to 10 Mbps. It is designed for applications where precise isolation between input and output is critical. The device employs a GaAlAs light-emitting diode, ensuring a fast response time and efficient operation. Its package includes a phototransistor, which enables it to switch high voltages and currents, making it ideal for driving loads in various circuits.

In contrast, the TLP551 offers a higher level of phototransistor isolation with a breakdown voltage of up to 5 kV. This model is well-suited for environments where electrical noise is a concern, as it provides reliable and stable isolation. With a maximum forward current of 50 mA, the TLP551 ensures that even in complex industrial settings, signal integrity can be maintained effectively.

The TLP550 is another noteworthy optoisolator, characterized by its compact size and robust performance. It also integrates a phototransistor output, which allows for a high degree of flexibility in design. This model is engineered to deliver a maximum isolation voltage of 3.75 kV, making it suitable for various high-voltage applications.

Finally, the TLP251 offers a unique combination of features tailored for demanding applications. With its high-speed response and excellent voltage gain, it is particularly advantageous in communication systems. Its ability to provide isolation while transferring data makes it an essential component for many digital interfaces.

In summary, the Toshiba TLP series, including models like the TLP250, TLP551, TLP550, and TLP251, exemplify the brand's commitment to quality and innovation in optoelectronic devices. These models are engineered to meet the rigorous demands of modern applications, offering features such as high-speed operation, significant isolation voltage ratings, and versatile output options. For engineers and designers, choosing the right Toshiba optoisolator can significantly enhance the reliability and efficiency of their electronic systems.