BenQ MP777 user manual Replacing the lamp

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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 both sides of the projector

until the lamp cover loosens.

3.Remove the lamp cover from the projector.

•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.

4.Remove and dispose the protection film.

5.Disconnect the lamp connector from the projector as illustrated.

6.Loosen the screw that secures the lamp.

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Maintenance 55

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Contents MP776/MP777 Digital Projector WelcomeTable of contents Important safety instructions Important safety instructionsSafety Instructions Refer servicing to qualified service personnelSafety Instructions Confined. Allow at least 50 cm clearance Locations near fire alarmsLocations with an ambient temperature Locations where the altitudes are higherDo not step on the projector or place InstalledIt from the power supplys power outlet ServicedIntroduction Projector featuresIntroduction Shipping contents Speaker grill Introduction Projector exterior viewFront/upper side External control panelProjector Remote control Operating the Laser pointer Auto ModeKeystone/Arrow buttons / Up Replacing the remote control batteries Remote control effective rangeApprox.+15 Front Ceiling Positioning your projectorChoosing a location Front TableObtaining a preferred projected image size Page Inch Projection dimensionsScreen size Distance from screen mm Diagonal VerticalConnection To connect the projector to a notebook or desktop computer Connecting a computer or monitorConnecting a computer Connecting a monitorConnecting audio Connecting video source devicesTo connect the projector to a Component Video source device Connecting a Component Video source deviceConnecting an Hdmi device To connect the projector to an Hdmi deviceTo connect the projector to an S-Video/Video source device Connecting an S-Video/Composite Video source deviceOperation OperationStarting up the projector To turn of the ring tone, see Turning offFine-tuning the image size and clarity Adjusting the projected imageAdjusting the projection angle Auto-adjusting the imageFollowing example describes how to set the OSD language Using the menusUse / to highlight the System Setup Basic menu To the Security Settings Using a security cable lockUtilizing the password function Setting a passwordEntering the password recall procedure If you forget the passwordChanging the password Correcting keystone Disabling the password functionBottom of the image Operation Changing Color Space Switching input signalSelecting the aspect ratio Magnifying and searching for detailsAbout the aspect ratio Go to the Picture Picture Mode menu Using Wall ColorSelecting a picture mode Setting the User 1/User 2 modeFine-tuning the image quality in user modes 3D Color Management Adjusting Brilliant ColorSelecting a color temperature About color temperaturesSelection Description Setting the presentation timerTop-Left Bottom-Left Top-Right Bottom-Right To cancel the timer, perform the following stepsHow to use the Timer On key? Using the remote controlTo exit the OSD menu, press MENU/EXIT Operation Utilizing FAQ functionFreezing the image Hiding the imageOperating in a high altitude environment Go to the System Setup Basic Panel Key LockTo activate the High Altitude Mode Locking control keysPersonalizing the projector menu display Adjusting the soundAdjusting the sound level Turning off the Power on/off ring toneIf you are in a non-DHCP environment Configuring the Lan Control SettingsControlling the projector through a Lan environment If you are in a Dhcp environmentControlling the projector remotely through a web browser Ii. To switch input source, click on your desired signalPress Exit to go back to the remote network operation Shutting down the projector Once the cooling process finishes, a Power Off RingBasic Menu operationMenu system Main menu Sub-menu OptionsAdvanced Lan Control Address Closed Caption On/Off Enable Caption VersionControl By RJ45/RS232 Projector IPDescription of each menu Color Tint Sharpness Color TemperatureSave Settings TimerMenu SettingsAuto Power ProjectorBaud Rate LampSecurity Test PatternFeatures Reset AllFAQ-Image InstallationCare of the projector MaintenanceGetting to know the lamp hour Setting Lamp Mode as EconomicSetting Auto Power Off Lamp informationStatus Message Timing of replacing the lampReplacing the lamp Tighten the screw that secures the lamp Resetting the lamp timer Connect the power and restart the projectorTighten the screws that secure the lamp cover Thermal events IndicatorsLight Status & Description Power events Lamp eventsTroubleshooting Projector specifications SpecificationsCeiling mount installation DimensionsSupported timing for PC input Timing chartSXGA85 Supported timing for Hdmi Hdcp input MP776Supported timing for Component-YPbPrinput Signal FormatSupported timing for Video and S-Video inputs Disclaimer Warranty and Copyright informationLimited warranty CopyrightWeee directive Regulation statementsFCC statement EEC statement