BenQ SP840 user manual Replacing the lamp

Page 58

English

Replacing the lamp

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.

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 BenQ 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 wall socket. If the lamp is hot, avoid burns by waiting for approximately 45 minutes until the lamp has cooled.

2. Press the lamp cover down as shown and the cover pops up.

3. Remove the lamp cover.

58 Maintenance

Image 58
Contents Welcome SP840 Digital ProjectorTable of contents Important safety instructions English Do not block the ventilation holes Ceiling mounting the projector Projector features IntroductionShipping contents Projector exterior view Rear/lower sideControls and functions ProjectorRemote control Operating the Laser pointer Remote control effective range Replacing the remote control batteryPositioning your projector Choosing a locationObtaining a preferred projected image size English SP840 projection dimensions Length AverageConnections Connecting a computer or monitorConnecting a computer To connect the projector to a notebook or desktop computerWith a VGA cable With a VGA to DVI-A cable Connecting a monitorTo connect the projector to a monitor With a DVI input socketBest video quality Connecting Video source devicesConnecting Audio Better video qualityAV device Connecting Hdmi source devicesTo connect the projector to an Hdmi source device Hdmi cableTo connect the projector to an Audio source device Connecting Component Video source devicesTo connect the projector to a Component Video source device Audio CableTo connect the projector to an S-Video source device Connecting S-Video source devicesVideo Cable AV device Audio Cable To connect the projector to a composite Video source device Connecting Composite Video source devicesAV device Video Cable Audio Cable Operation Starting up the projectorUse / to highlight the System Setup Basic menu Using the menusUsing a security cable lock Securing the projectorIf you forget the password Utilizing the password functionSetting a password As pictured to the right, the four arrow keysChanging the password Entering the password recall procedureDisabling the password function Switching input signal Changing Color SpaceAuto-adjusting the image Adjusting the projected imageAdjusting the projection angle Fine-tuning the image size and clarityCorrecting keystone Using Auto KeystoneKeystone function Magnifying and searching for details Selecting the aspect ratioAbout the aspect ratio Letter BoxGo to the Picture Basic Picture Mode menu Selecting a picture modeSetting the User 1/User 2/User 3 mode Optimizing the imageFine-tuning the image quality in user modes Selecting a Color Temperature UserFine Tuning Adjusting Clarity ControlSelecting a Color Temperature Selecting a Gamma SelectionSelecting a White Peaking Adjusting Brilliant Color3D Color Management Selecting Color Space Conversion Selecting a Video FormatRemote paging operations Selecting a Film ModeSelecting a 3D Comb Filter Locking control keys Setting the Sleep TimerHiding the image Freezing the image Adjusting the soundOperating in a high altitude environment Adjusting the Bass level Adjusting the sound levelAdjusting the Treble level Turning off the Power on/off Ring ToneControlling the projector through a Lan environment Configuring the Lan Control SettingsIf you are in a Dhcp environment Controlling the projector remotely through a web browser If you are in a non-DHCP environmentIiii Iiiv Personalizing the projector menu display Shutting down the projectorMenu operation Menu systemMenu Settings Adjustment Digital Zoom PC & ComponentYPbPr Tuning Auto Power OffReset All Settings Source Picture Mode Resolution Security SettingsSettings Baud RatePicture Mode Description of each menuPicture Advanced Display menu System Setup Basic menu Hdmi Shows the native resolution of the input signal Shows the current signal sourceShows the selected mode in the Picture menu Displays the number of hours the lamp has been usedMaintenance Care of the projectorLamp information Setting Lamp mode as EconomicSetting Auto Power Off Getting to know the lamp hourTiming of replacing the lamp Status MessageReplacing the lamp Loosen the screws that secure the lamp Setup Advanced Lamp Settings Tighten the screws that secure the lampRed IndicatorsOff Off GreenTroubleshooting Specifications Projector specificationsDimensions Timing chart Supported timing for Computer inputResolution Horizontal Vertical Pixel Mode Supported timing for Component-YPbPr inputSupported timing for Video and S-Video inputs Supported timing for Hdmi Hdcp inputSXGA60 Copyright Warranty and Copyright informationLimited warranty DisclaimerEEC statement Regulation statementsFCC statement Weee directiveEnglish
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