Toshiba TLP451, TLP-450, TLP450U owner manual Before calling service Personnel

Page 43

Others

Before calling service

personnel

Check the following points before asking for support service.

Refer also to “Trouble indications”. 40

The power does not come on.

•The power cord is disconnected.

→Firmly plug in the power cord. 19

•The lamp cover is not attached correctly.

→Attach the cover correctly. 42

The power turns off while using the projector.

•The ambient temperature of the projection room is too high.

→Lower the ambient temperature of the projection room, and turn the power on.

No image appears.

•The lens cover is on.

→Take off the lens cover. 19

•The wrong input is selected.

→Select the input source correctly. 21

•The muting mode is on.

→Press MUTE to restore the picture. 23

•The “Brightness” adjustment is at its darkest.

→Make the “Brightness” adjustment. 27

•The source is not correctly connected to the projector.

→Connect the source correctly to the projector. 16

No sounds are heard.

•The wrong input is selected.

→Select the input source correctly. 21

•The audio muting mode is on.

→Press MUTE to restore the sound. 23

•The sound volume is at the minimum.

→Adjust the sound volume on the menu. 33

•The source is not correctly connected to the projector.

→Connect the source correctly to the projector. 16

The images are blurred. Focusing is uneven.

•The lens is dirty.

→Clean the lens.

Use a lens cleaner to clean the lens. 41

CONTENTS

43

•The picture is out of focus.

→Focus the picture. 21

•The projection distance is not appropriate.

→Adjust the distance properly. 19

•The projecting light is not hitting the screen squarely.

→Adjust the projecting direction so that the light hits the screen squarely. 19

•The “Brightness”, “Contrast”, “Sharpness” or “Phase” adjustments are not correct.

→Make the “Image” or “Picture” adjustments. 31 32

The pictures are dim.

•The “Brightness” or “Contrast” adjustments are not correct.

→Make the “Picture” adjustments. 32

•The lamp life is ending.

→Replace the lamp. 42

The colors are faint. The colors are strange.

•The “Color”, “Tint”, “R-Level”, “G-Level” or “B-Level” adjustments are not correct.

→Make the “Picture” adjustments. 32

•The lamp life is ending.

→Replace the lamp. 42

(Continued)

Image 43

Contents TLP450U TLP451U TLP650U TLP651U Safety Precautions Save Original Packing Materials Important PrecautionsSource of Light Power SourcesVentilation Water and Moisture Power-Cord Protection Heat Cleaning OverloadingStack Inhibited AccessoriesObject and Liquid Entry Do not place the product verticallyReplacement Parts Damage Requiring Service ServicingDo not move the projector while the arm is still erect Do not carry by the camera armPower supply cord selection Before use ContentsMain unit Part names and functionsTo connect a computer to control the projector RGB Input connectors RGB input, Audio inputLeft side Right side Rear sidePOINTER/PJ selector Remote controlAuto SET button 10 2 Keystone buttonInstalling batteries Remote control operation Connecting a Macintosh computer Connecting an IBM PC or compatible computer DOS/VConnections Output terminals Connecting video equipmentPreparation Projector placementTake off the lens cover Connect the power cordTurn the foot adjuster to make fine adjustment of the height How to use the foot adjusterPicture projection Press Keystone Turning the power offPress ON/STANDBY after using the projector Correcting the keystone distortionDisplaying the input source Information Adjusting the image automaticallyFreezing the picture Cutting off the picture and sound TemporarilyPress Resize Changing the picture sizeConnecting the Remote Mouse Receiver Operating the computer By the remote controlTo left-click Operating the computer by Remote controlTo drag and drop To move the pointerAudio33 Settings and adjustments on MenuKeystone30 Image31Initial settings Default Menu disappears Press MenuPress Enter Keystone correctionPress Menu to display the menu To select Press to select Auto setMenu Press or to select Projection adjustments ImagePress or to select a preferred item To adjust Press Menu to displayPress To select a Preferred item Picture adjustmentsPress To select a Preferred item To adjust Sound adjustments AudioMenu Press To select Press Enter Press Menu Saving data SavePart names and functions Document imaging camera Turn the arm Preparation of the document imaging CameraPull up the light Picture projection with Document imaging camera Arm Mode of the documentWhen finished, turn off Press PHOTO/TEXT to selectPrepare a white paper to write on Press Overlay Project the paper using the cameraOverlaying projection Write on the paper with a blue or red penLamp Temp Trouble indicationsReplacing the intake, exhaust fans Air filter Air filter, lens and main unit CleaningCleaning the lens Cleaning the main unit Cleaning the air filterLoad a new lamp Lamp replacementReset the lamp timer Pull out the lampBefore calling service Personnel Others Mode determination and signal system Input SignalXGA60 Input Signal Signal assignmentPin arrangements Timing chart RGB signal defaultsInterface format Adjustments with RS-232COthers Document imaging camera SpecificationsLiquid crystal display Projection lensAccessories Your Responsibility Limited two 2 Years Warranty of Parts and LaborStep-by-step procedure how to obtain warranty service Toshiba TLP600/400 Series 3LCD Data ProjectorOthers

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