Panasonic PT-D7500U manual Procedure of lamp unit replacement, Replacement of lamp unit

Page 96

Replacement of lamp unit

Procedure of lamp unit replacement

Caution • After 1 500 hours of operating the same lamp, it is only possible to operate the unit for approximately 10 minutes. Steps 8 to 14 must be completed within ten minutes.

1.Turn the power off by following the steps on pages 39 ~ 40, remove the power plug and confirm that the surroundings of the lamp unit have cooled off.

2.Using a Philips screwdriver, remove the 7 screws on the lamp unit cover located on the rear of the projector.

3.Remove the lamp unit housing door from the main unit.

Fixingscrews

Lampunitcover

4.Use a Phillips screwdriver to loosen the two lamp unit fixing screws until the screws turn freely. Then hold the handle of the lamp unit and gently pull it out from the projector.

Caution

The lamp unit will be hot after it has been used.

You might get burned if you touch it while it is still hot.

Lampunit2

FixingLampscrewsunit

Lampunit1

FixingLampscrewsunit

5.Install the new lamp unit.

6.Use a Phillips screwdriver to securely tighten the lamp unit fixing 2 screws.

7.Install the lamp unit cover, and then use a Phillips screwdriver to securelyLampunitcoverCaution • Firmly install the lamp unit and lampunit cover. If not installed firmly, aprotection circuit will function and thepower will not be turned on.tighten the lamp unit cover fixing 7screws.

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Image 96

Contents Commercial Use Model No. PT-D7500UDear Panasonic Customer Model number PT-D7500U / PT-D7600USerial number Page Contents Precautions with regard to safety Precautions with regard to safety Accessories Do not look into the lens while the projector is being usedDo not use the old lamp unit Lamp section may breakPrecautions on handling Examples of system expansion Remote control When the operation mode selector is set to ProjectorName and function of parts When the operation mode selector is set to Computer Name and function of parts Front and side of the projector Rear view of the main unit Controls on rear panel Video in terminal Video OUT terminalRGB YPBPR2 input/RGB YPBPR1 output terminal pages 26 REMOTE2 terminalUsing the remote control unit Effective range of remote control operationLoading dry cells Setting projector ID number to remote control Using the remote control unitProcedure of ID setting Using the remote control as a PC mouse Using a wired remote controlOperation mode selector switch Installation Adjusting the leveling feetProjection scheme Installation geometry Projection distance SH Effective screen height Size EffectiveInch Installation Screen dimensions Projection distance L Zoom lensFor the screen aspect ratio Units m feet/inches WidthSW Minimum Maximum ET-D75LE2/SC 2.0-3.0 ET-D75LE1 ET-D75LE1SCET-D75LE2 ET-D75LE2SCConnection Before starting connection・SYNC/Y SDA HD/SYNC SCL Example of connecting with Video devices Video deck TBC built-in Color monitor Control PCVideo deck TBC built-in High-vision video deck Example of connecting with personal computers ConnectionControl PC PC or color monitor With RGB input terminals Example of connecting with the signal selector Color monitor with RGB input terminalInstallation of input module optional Installing the input moduleTypes of the input modules optional Procedure of installation Register the input signalRemove the slot cover Insert the input moduleConnecting signals to the input module Installation of input module optionalConnecting the signal to the analog RGB signal input module Connecting the component signalsRGB signal input module optional SUB BNCConnecting the signal to the video signal input module Installation of input module optionalConnecting the video signals Video signal input module optionalConnecting the component signals Serial digital input module optional ET-MD95SD1 for 480i/576iSD signal Business-use digital video deck ET-MD95SD2 for 480p/480i/576iInstalling the input module optional ET-MD95SD3 for HD SDIAuto Connecting signals to the DVI signal input module Pin No SignalDVI-D input module optional How to install the projection lens How to remove the projection lensPull the projection lens Powering up the projector Making adjustment and selectionPress the l button. on the main unit or the remote control Roughly adjust the focus of the lens. Refer toPowering off the projector ProjectionHow to adjust the lens Choose an item and adjust it using ButtonsAutomatic adjustment Auto Setup Registration of input signal data Registration of new dataPress the Menu button Press the Enter buttonRegistration of input signal data If new registration is not available because of full memoryConfirm overwriting registration screen will be displayed How to register into sub memory How to erase sub memoryChange registered signals screen will appear Sub memoryOn-screen indications RestrictionsDesignation can be set by the sub memory items Using the Freeze function Using the Shutter functionUsing the digital zoom D.ZOOM + function On-screen menus Structure of menu screensMenu items setting Resetting to the factory defaultBasic operations on menu screen Returning to the previous screenAdjusting the picture Switching the picture modeSwitching the AI control Select Picture Mode with the buttonsAdjusting Contrast / Bright / Color / Tint Adjustment procedure to adjust picture color intensityAdjust the level with Buttons Repeat Steps To adjust BRIGHT, Color or TintAdjusting the color temperature Adjusting the pictureOperation Adjustment Remarks USER, STANDARD, NATURAL, CINEMA, GraphicAdjusting color matching Procedure of adjustmentSelect the desired color for adjustment With the buttons Select Picture with the buttons Press Enter buttonSharpness / Gamma / Noise reduction / Pulldown mode Adjustment items OperationSelect Picture with the buttons Signal level To input Betacam with YCbCrTo set the sRGB compliant picture SmpteAdjusting the position Shift adjustmentSize adjustment Size adjustment screen will be displayedAdjusting the position Size modesBlanking adjustment Select Blanking with the buttons Press the Enter buttonClock phase adjustment Adjusting the input resolution Input Resolution screen will be displayedTotal DOTS, Displayed DOTS, Total Lines and Displayed Lines Adjusting the clamp position Select Position with the buttons Press the Enter buttonClamp Position screen will be displayed Value changes from 1 toAdjust the Keystone horizontally With the buttons Adjust the vertical Linearity with ButtonsKeystone distortion correction Select Keystone with the buttons Press the Enter buttonEdge blending adjustment Specify the area to be adjusted with the buttonsTo display the adjustment marker Adjustment markerChanging the display language Select the Bright with the buttons Press the Enter buttonSelect the Language with the buttons Press the Enter button How to change the system format Procedure of setting Video Setting screen will be displayedSelect Option with the buttons Press the Enter button Option screen will be displayedHow to use RGB Reality mode Option settings ID number settingID number need not be set when only one projector is used Installation Setting Optional settingsFRONT-F FRONT-C REAR-C REAR-F Lamp power Lamp selectLamp cooling time RGB2 selectVideo setting Automatic adjustmentOption settings System informationMain window SubwindowFrame lock TypeSetting FUNC1 PasswordList of P in P Setting the contrast mode Select Option with the buttons Press Enter buttonMode ContrastNormal Maximum Brightness Maximum NormalThese buttons toggle between 75 Ω and HI-Z TTL SYNC. TermHI-Z TTL Using the serial terminals Pin assignments and signal namesCommunication conditions Factory setting Examples of connectionProcedure of setting communication conditions Using the serial terminalsRS232C Setting screen will be displayed Press and buttons to select Option Press the Enter buttonControl commands Cable specificationsConnecting to a PC Computer Projector DTE specifications Using the Remote 2 terminal Pin assignments and controlSub 9-pin female External appearanceDisplaying the internal test pattern RS-422 control functionsCycle of displayed internal test patterns How to use network module optional Example of connectionName and function of network module parts Initial setting of network module Network Setting screen will be displayedMenu screen will be displayed How to use network module optional Items Function DescriptionPort No Accessing from the Web browser Network setting TopNetwork setting Projector control Status indication Mail setting SmtpMail setting page continuing Page For control of image files Indication of monitor lamp Lamp Information Checkpoint Remedial measureIndication MonitorCleaning and replacement of air filter Procedure of cleaningClean the air filter Dismantle the air filterReplacement of lamp unit Timing of lamp unit replacementIndication after 1 300 hours Procedure of lamp unit replacement Replacement of lamp unitYou might get burned if you touch it while it is still hot Press the Enter button. When OK? is displayed, press An item Lamp Reset will be addedUsed hours of the specified lamp unit will be reset to zero Symptoms Checkpoint Power does not turn onRemote control does No image appears onSpecifications PT-D7500USpecifications PT-D7500U PT-D7600UCompatible RGB/YPBPR Signals AppendixOutside dimensions Trademark Acknowledgement530 Units mminch Concernant LA SÉ Curité Pré cautions concernant la sé curité Ne pas couvrir le filtre et la sortie d’airNe pas surcharger la prise de courant Ne pas retirer le couvercle ou le modifierNe pas placer le projecteur sur des surfaces instables Ne pas placer des ré cipients de liquide sur le projecteurNe dé montez pas le bloc lampe Ne pas mettre d’objets é trangers dans le projecteurPré cautions concernant la sé curité ’utiliser que la pile indiqué eNutilisez pas un bloc lampe usagé Cela peut entraîner une rupture de la lampeNettoyage et maintenance Pré cautions pour la manipulationMise au rebut Remplacement de la lampe Indication aprè s 1 300 heuresProcé dure de remplacement de la lampe Remplacement de la lampe Remplacement de la lampe111 Professional/Industrial Video Technical Support800 FAX 201 Mail pbtssupport@panasonic.com Panasonic Canada Inc