Panasonic PT-LB78U manual Care and Replacement Replacement procedure, Resetting the Lamp Runtime

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Care and Replacement

Replacement procedure

Removing and replacing the lamp unit

1.Use a Phillips-head screwdriver to loosen the 2 lamp unit cover fixing screws on the back of the projector until the screws turn freely, and remove the lamp unit cover.

Lamp unit cover

Lamp unit cover fixing screws

2.Use a Phillips-head screwdriver to loosen the 3 lamp unit fixing screws.

Handles

Lamp unit fixing screws

3.Pull the used lamp unit gently from the projector.

Grip the handle and keep the lamp unit paralleled when you remove the lamp. Some parts of the lamp unit are sharpened and may cause injury.

4.Replace the new lamp unit in correct direction.

5.Press in the lamp unit until it clicks and make sure the unit is installed securely.

6.Tighten the 3 lamp unit fixing screws securely with a Phillips-head screwdriver.

Lamp unit

fixing screws Press here

7.Attach the lamp unit cover and tighten the 2 lamp unit cover fixing screws securely with a Phillips- head screwdriver.

NOTE:

•Be sure to install the lamp unit and attach the lamp unit cover securely. If they are not installed securely, it may cause the protection circuit to operate so that the power cannot be turned on.

•Do not switch the power on while the lamp unit cover removed.

•Handle the lamp unit with special care as that is a glass product. Dropping or giving a shock may cause burst or damage.

Resetting the LAMP RUNTIME

1.Connect the power cord to a wall outlet, and switch on the projector.

2.Press the MENU button to display the menu.

3.Press F G to select OPTION and press ENTER.

4.Press F G to select LAMP RUNTIME.

Maintenance

5.Press and hold the ENTER button for approximately 3 seconds.

6.The confirmation screen will be displayed and select OK.

7.Reset the projector by unplugging and plug again the power cord.

8.Display the LAMP RUNTIME menu again and confirm the duration of time is reset to “0 H”.

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Contents PT-LB80U PT-LB78U PT-LB75NTU PT-LB75U Model number Important Safety NoticeImportant Information PT-LB80NTU /PT-LB80U /PT-LB78U /PT-LB75NTU /PT-LB75UImportant Safety Notice Declaration of ConformityPanasonic Contents Contents SettingsMaintenance AppendixPrecautions with regard to safety Do not look into the lens while the projector is being used Precautions with regard to safetyDo not set up the projector outdoors Always disconnect all cables before moving the projectorUse only the specified batteries Remove the used batteries from the remote control promptlyDo not put your weight on this projector Do not mix old and new batteriesOptical components SecurityOrder to get the best picture quality Liquid crystal panelAccessories M 5’10K1HA15DA0002 Minimum required setting screen Read this firstPreparation Top and front view About Your ProjectorProjector body Control panelBack and bottom view About Your Projector Remote controlBattery compartment Top view Attaching a hand strapScreen size and throw distance Setting upCalculation methods for screen dimensions StartedProjection method Front leg adjusters and throwing angleSetting up Mounting in the ceiling and projecting from frontConnecting with Video IN/S-VIDEO Connecting example AV equipmentConnecting example Computers ConnectionsConnecting Switching the projector on/offPower cord Direct power off functionBy control panel operation By remote control operation Switching on the projectorSwitching the projector on/off By direct power on functionBy direct power off function Switching off the projectorBy remote control operation By control panel operationPower indicator status Power and Power Lock indicatorsPower Lock indicator status IndicatorSelecting the input signal Projecting an imagePositioning the image Operating range Remote control operationSetting up the image position automatically Facing to the projectorRemote control operation Switching the input signalResetting to the factory default settings Capturing an imageControlling the volume of the speaker Projecting an image in INDEX-WINDOW modeUsing an assigned function OperationShifting the center point Enlarging the centered areaEnlarging the image Press any side of the Digital Zoom +/- button onceMenu Navigation Navigating through the MenuMenu Navigation Still ModeMain menu and Sub-menu TV-SYSTEMClosed Caption Setting Picture menu Detailed Setup For S-VIDEO/VIDEO signalsFor RGB signals Position menu 169 Frame LockPosition menu S43Option menu Direct Power on Lamp PowerPower OFF Timer Auto SetupTest Pattern Closed Caption SettingFunction Button Option items ReferSecurity menu Password ChangeInput Password Text DisplayWireless menu Items in Wireless menuWireless menu, the following items are available Lamp indicator Lamp and Temp IndicatorsManaging the indicated problems Temp indicatorCare and Replacement Cleaning the projectorReplacing the Lamp unit Care and ReplacementWhen to replace the Lamp unit Before replacing the lamp unitCare and Replacement Replacement procedure Resetting the Lamp RuntimeRemoving and replacing the lamp unit Troubleshooting Quality*2 List of compatible signalsTechnical Information Dots*1 KHz MHzSerial terminal Computer connection guidance Technical Information Cable specificationsControl commands ProjectorScreen size and throw distance for 169 aspect ratio PT-LB80NTUPT-LB75NTU Specifications Audio VideoComputer Computer AudioDimensions Trademark acknowledgementsUnit mm Index Power IndexNuméro de modèle Avis important concernant la sécuritéInformation Importante Numéro de sérieAvis important concernant la sécurité AvertissementDéclaration de conformité Précautions de sécurité AvertissementsNe pas obstruer les orifices dentrée et de sortie dair Mises EN GardePrécautions de sécurité Ne pas utiliser le projecteur à lair libreSinon cela peut causer des chocs électriques Retirer les piles usées de la télécommande au plus vitePrécautions lors du transport Utiliser uniquement les piles spécifiéesSécurité Précautions lors de linstallationPrécautions lors de lutilisation Affichage à cristaux liquidesRemplacement de lunité de la lampe Délai de remplacement de lUnité de la lampeAvant de remplacer le lunité de la lampe Sur Valider Retirer et remplacer la lampeRéinitialisation de Durée DE LA Lampe LA Lampe