Panasonic PT-LB78E Replacing the Lamp unit, Care and Replacement, When to replace the Lamp unit

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Care and Replacement

Replacing the Lamp unit

The lamp unit, ET-LAB80 is consumable and you must replace it regularly. It is recommended that a qualified technician carry the lamp unit replacement and consult with an Authorised Service Centre.

When to replace the Lamp unit

When the lamp is consumed, the brightness may decrease over time. 3 000 hours of use is the replacing timing as rough guided, and that might be shortened by the usage conditions, characteristics of the lamp unit or environmental conditions. You can find the duration of usage time by checking LAMP RUNTIME in OPTION menu.

On screen

LAMP indicator

Indication

REPLACE LAMP

Over 2 800 hours

Displays “REPLACE LAMP” on the upper

 

left of the screen for 30 seconds.

 

 

 

 

 

 

 

Displays “REPLACE LAMP” on the upper

Illuminates red.

Over 3 000 hours

left of the screen, and it will stay until you

 

respond. Press any button to clear the

 

 

 

 

screen.

 

NOTE:

The guide times, 2 800 and 3 000 hours, are rough estimates based on certain conditions and is not a guaranteed time.

For more information about the lamp unit and its guaranteed time, see the instructions which is provided with the lamp unit.

Do not use a lamp unit over 3 000 hours. Failure to observe this may result in explosion of the lamp.

Before replacing the lamp unit

Contact an Authorised Service Centre to purchase a replacement lamp unit (ET-LAB80). Switch off the projector and disconnect the mains plug from the mains socket.

Wait for more than 1 hour and make sure the lamp unit and the surroundings are cooled enough. Prepare a Phillips-head screwdriver.

When the projector is mounted in the ceiling, do not work directly under the projector or put your face closer to the projector.

NOTE:

Prior to replacing the lamp unit, allow it to cool down to prevent the risk of burns, damage and other hazards.

Do not attempt replacement with an unauthorised lamp unit.

Maintenance

ENGLISH - 43

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Contents PT-LB80E PT-LB78E PT-LB75NTE PT-LB75E This Apparatus Must be Earthed Important Safety NoticeTo rain or moisture For business users in the European Union Important Safety NoticeDeclaration of Conformity Important Safety InformationImportant Infomation Contents Appendix SettingsMaintenance ContentsPrecautions with regard to safety Always disconnect all cables before moving the projector Precautions with regard to safetyDo not set up the projector outdoors Do not look into the lens while the projector is being usedDo not mix old and new batteries Remove the used batteries from the remote control promptlyDo not put your weight on this projector Use only the specified batteriesLiquid crystal panel SecurityOrder to get the best picture quality Optical componentsM 5’10 AccessoriesK1HA15DA0002 Read this first Minimum required setting screenControl panel About Your ProjectorProjector body Top and front viewBack and bottom view Attaching a hand strap Remote controlBattery compartment Top view About Your ProjectorPT-LB80NTE /LB80E PT-LB78E /LB75NTE / LB75E Setting upCalculation methods for screen dimensions Screen size and throw distanceMounting in the ceiling and projecting from front Front leg adjusters and throwing angleSetting up Projection methodConnections Connecting example AV equipmentConnecting example Computers Connecting with Video IN/S-VIDEODirect power on function Switching the projector on/offConnecting Direct power off functionBy direct power on function Switching on the projectorSwitching the projector on/off By control panel operation By remote control operationBy control panel operation Switching off the projectorBy remote control operation By direct power off functionIndicator Power and Power Lock indicatorsPower Lock indicator status Power indicator statusProjecting an image Selecting the input signalPositioning the image Facing to the projector Remote control operationSetting up the image position automatically Operating rangeCapturing an image Switching the input signalResetting to the factory default settings Remote control operationUsing an assigned function Projecting an image in INDEX-WINDOW modeControlling the volume of the speaker Press any side of the Digital Zoom +/- button once Enlarging the centred areaEnlarging the image Shifting the centre pointNavigating through the Menu Menu NavigationTV-SYSTEM Still ModeMain menu and Sub-menu Menu NavigationBack Color Sxga ModeOSD Design BlackboardPicture menu For S-VIDEO/VIDEO signals Detailed SetupFor RGB signals Position menu S43 Frame LockPosition menu 169Option menu Auto Setup Lamp PowerPower OFF Timer Direct Power onTYPE2 Function ButtonTest Pattern TYPE1Text Display Password ChangeInput Password Security menuItems in Wireless menu Wireless menuWireless menu, the following items are available Temp indicator Lamp and Temp IndicatorsManaging the indicated problems Lamp indicatorCleaning the projector Care and ReplacementBefore replacing the lamp unit Care and ReplacementWhen to replace the Lamp unit Replacing the Lamp unitResetting the Lamp Runtime Care and Replacement Replacement procedureRemoving and replacing the lamp unit Troubleshooting Dots*1 KHz MHz List of compatible signalsTechnical Information Quality*2Serial terminal Projector Technical Information Cable specificationsControl commands Computer connection guidancePT-LB80NTE Screen size and throw distance for 169 aspect ratioPT-LB75NTE Specifications Computer Audio VideoComputer AudioTrademark acknowledgements DimensionsUnit mm Index Realtime Keystone Release IndexPage TQBJ0245-3