Panasonic TQBJ0303-1 manual JJLamp replacement procedure

Page 51

Care and Replacement

JJLamp replacement procedure

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

zzBe 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.

1111 Disconnect the mains plug from the mains socket according to “Switching off the projector” (Æpage 24), wait for at least 1 hour, and check if the lamp unit bottom is cooled.

2222 Use a Phillips-head screwdriver to loosen the 2 lamp unit cover fixing screws on the back of the projector until the screws turn loose, and remove the lamp unit cover.

Lamp unit cover fixing screws

Lamp unit cover

3333 Use a Phillips-head screwdriver to loosen the 3 lamp unit fixing screws. Pull the used lamp unit gently from the projector.

Lamp unit fixing screws

Handles

4444 Press in the lamp unit until it clicks and make sure the unit is installed securely. Tighten the 3 lamp unit fixing screws securely with a Phillips-head screwdriver.

When inserting, in particular press the portion of securely.

Maintenance

Lamp unit cover fixing screws

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Contents PT-LB90E PT-LB78VE PT-LB75VE Serial number ImportantSafetySafetyNotice NoticeImportant Safety Notice For business users in the European UnionEnvironment care information for users in China Declaration of Conformity DoC Important Safety Notice Declaration of ConformityInformation Contents Appendix ContentsSettings MaintenancePrecautionswith regardwithtoregardsafety to safety Precautions with regard to safety Always disconnect all cables before mov- ing the projector Do not put your weight on this projector„„Lens Focus Do not place the projector in extremely hot locationsDisposal Cleaning and maintenance„„Take safety measures against fol- lowing incidents SecurityTXFQB02VKJ2 Precautions with regard to safety AccessoriesJjlanguage Jjinitial SettingRead this first Read this firstJJControl panel AboutYourYourProjectorProjectorProjector body JJTop and front viewAbout Your Projector Back and bottom viewJJTerminals About Your Projector Remote control JJTop viewFront view Setting up Setting upScreen size and throw distance Projecting from rear Using translucent screen Setting up Projection methodFront leg adjusters and throwing angle Setting on a desk/floorBefore connecting to the projector Connecting example AV equipmentConnectionsConnections Connections Connecting example Computers JJDirect power on function ConnectingJJDisconnecting JJDirect power off functionPower Lock indicator status Power indicator statusIndicator status Status Connect the mains lead. Æpage Switching the projector on/off Switching on the projectorPress the Release button to unlock the Power button Press the Power buttonSwitching the projector on/off Switching off the projector Press the Power button againAudio Setting Positioning the image Selecting the input signalProjecting an image Projecting an imageStopping the projection temporarily Switching the input signalRemotecontrolcontrolope ationoperation Capturing an imageJJINDEX-WINDOW display Setting up the image position automaticallyResetting to the factory default settings Controlling the volume of the speakerPress the Enter button Select OK JJButton functions in digital zoom modeNavigating through the Menu JJOperating procedureJJResetting to the factory default settings Menu NavigationJjpicture ON-SCREEN MenuSub-menu Main menuSecurity Jjprojector SetupPosition Jjdisplay OptionBrightness Picture ModeColor Temperature ContrastTV-SYSTEM Still ModeDaylight View Noise ReductionShift Clock PhaseRealtime Keystone KeystoneOver Scan AspectPosition menu Frame Lock JJS43Jjthrough Language menu Language menuDISPLAYOPTIOPTIONmenu menu ON-SCREEN DisplayStartup Logo Sxga Mode Auto SetupSignal Search Wide ModeOther Functions Projector Setup menuPROJECTOR Setup menu Lamp Runtime Projector Setup menuStandby Mode Lamp PowerFunction Button Audio SettingTest Pattern Initialize ALLChange Pattern Text Display PasswordPassword Change Security menuMenu Lock Menu Lock PasswordControl Device Setup Remote ControllerJjpassword Change Jjwired LANJjwireless LAN Jjinput Password JjstatusJjtemp indicator Lamp indicatorCleaning the projector Care and ReplacementCare and Replacement Before Care and ReplacementJJLamp unit Care and Replacement Replacing the Lamp unitJJNote on lamp unit replacement JJLamp unit replacement timeJJLamp replacement procedure Lamp runtime is reset to TroubleshootingTroubleshooting This projector can project the following image signals TechnicalInformatiInformation List of compatible signalsJJConnection JJPin assignments and signal namesJJCommunication settings Technical Information Serial terminalLAN terminal Cable specificationsControl commands Technical InformationSpecificationsSpecifications ComputerComputer Audio Ceiling mount bracket safeguards SpecificationsPT-LB90NTE Index IndexDimensions Trademark acknowledgementsUnit mm