BenQ MX764 user manual Replacing the lamp

Page 69

Replacing the lamp

•To reduce the risk of electrical shock, always turn the projector off and disconnect the power cord before changing the lamp.

•To reduce the risk of severe burns, allow the projector to cool for at least 45 minutes before replacing the lamp.

•To reduce the risk of injuries to fingers and damage to internal components, use caution when removing lamp glass that has shattered into sharp pieces.

•To reduce the risk of injuries to fingers and/or compromising image quality by touching the lens, do not touch the empty lamp compartment when the lamp is removed.

•This lamp contains mercury. Consult your local hazardous waste regulations to dispose of this lamp in a proper manner.

•To assure optimal performance from the projector, it is recommended that you purchase a qualified projector lamp for lamp replacement.

•If lamp replacement is performed while the projector is suspended upside-down from the ceiling, make sure that no one is underneath the lamp socket to avoid any possible injury or damage to the human eyes caused by fractured lamp.

1.Turn the power off and disconnect the projector from the power outlet. If the lamp is hot, avoid burns by waiting for approximately 45 minutes until the lamp has cooled.

2.Loosen the screws that secure the lamp

cover on the side of the projector until the lamp cover loosens.

3.Remove the lamp cover from the projector.

4.Remove and dispose of the lamp protection film.

•Do not turn the power on with the lamp cover removed.

•Do not insert your fingers between the lamp and the projector. The sharp edges inside the projector may cause injuries.

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5.Disconnect the lamp connector from the

projector as illustrated.

6. Loosen the screw that secures the lamp.

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Maintenance 69

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Contents MX763/MX764 Digital Projector WelcomeTable of contents Important safety instructions Safety InstructionsRefer servicing to qualified service personnel Safety Instructions Confined. Allow at least 50 cm clearance Ceiling mounting the projector Introduction Projector featuresShipping contents Projector exterior view Front/upper sideRear/lower side Controls and functions 22 12. Network Remote controlAuto Keystone/Arrow buttons / Up DownOperating the Laser pointer VOLUME+/VOLUME- Adjusts the sound level MuteMIC/VOL + Numeric buttonsReplacing the remote control batteries Remote control effective rangeChoosing a location Positioning your projectorFront Table Front CeilingObtaining a preferred projected image size Projection dimensionsShifting the projection lens When the projector position is fixedConnection ConnectionConnecting audio Connecting video source devicesAudio Settings Microphone Volume menu Playing sound through the projectorAbout the microphone input Connection Starting up the projector OperationAdjusting the projection angle Adjusting the projected imageAuto-adjusting the image Fine-tuning the image size and clarityCorrecting keystone Use / to highlight the System Setup Basic menu Using the menusUtilizing the password function Using a security cable lockSetting a password Securing the projectorIf you forget the password Entering the password recall procedureChanging the password Disabling the password function Changing Color Space Switching input signalSelecting the aspect ratio Magnifying and searching for detailsAbout the aspect ratio Selecting a picture mode Using Wall ColorSetting the User 1/User 2 mode Go to the Picture Picture Mode menuFine-tuning the image quality in user modes RED Setting the presentation timer To cancel the timer, perform the following stepsTop-Left Bottom-Left Top-Right Bottom-Right Remote paging operations Freezing the imageHiding the image Using the remote control To activate the High Altitude ModeLocking control keys Operating in a high altitude environmentAdjusting the sound level Adjusting the soundAdjusting the microphone volume Turning off the Power On/Off Ring ToneCable connection Controlling the projector through a LAN environmentIf you are in a Dhcp environment If you are in a non-DHCP environmentWireless connection Setting the Infrastructure modeHighlight Wireless LAN and press MODE/ENTER Operation Controlling the projector remotely through a web browser Operation Operation Iii Press Exit to go back to the remote network operation Operation Operation Using the web control lock Downloading and installing QPresenter Using QPresenterDisplaying images through QPresenter Operation Operation Using the USB cable to display computer content Using the broadcasting functionUsing the Projection Login Code Presenting from a USB Reader Shutting down the projector Using the USB CameraDirect power off Menu system Menu operationMain menu Sub-menu Options BasicAdvanced System Setup BasicDhcp Main menu Sub-menu Options System Setup AdvancedDescription of each menu Temperature Picture ModeManagement Save Settings Display menu Picture menu Function Description TeachingFunction Description Quick Auto TimerSearch Color SpaceOperation SettingsRemote Advanced menu Security Settings DescriptionReceiver Panel KeyBaud Rate System Setup Advanced menu Function DescriptionTest Pattern ClosedInformation menu Function Description Reset AllNetwork CurrentCare of the projector MaintenanceLamp information Setting Lamp Mode as EconomicGetting to know the lamp hour Extending lamp lifeStatus Message Timing of replacing the lampReplacing the lamp Ensure the handle is fully laid flat and locked in place Tighten the screws that secure the lamp cover Resetting the lamp timerLight Status & Description Power events IndicatorsLamp events Thermal eventsCause Remedy TroubleshootingProjector specifications SpecificationsCeiling mount installation DimensionsSupported timing for PC input Timing chartSupported timing for Hdmi Hdcp input Supported timing for Video and S-Video inputs Supported timing for Component-YPbPrinputLimited warranty Warranty and Copyright informationCopyright Disclaimer