BenQ MX761 user manual Lamp information, Getting to know the lamp hour, Extending lamp life

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Lamp information

Getting to know the lamp hour

When the projector is in operation, the duration (in hours) of lamp usage is automatically calculated by the built-in timer.

See "Setting Lamp Mode as Economic" below for more information on Economic mode.

To obtain the lamp hour information:

1.Press MENU/EXIT and then press / to highlight the SYSTEM SETUP: Advanced menu.

2.Press to highlight Lamp Settings and press MODE/ENTER. The Lamp Settings page is displayed.

3.You will see the Equivalent Lamp Hour information appearing on the menu.

4.To leave the menu, press MENU/EXIT.

You can also get the lamp hour information on the INFORMATION menu.

Extending lamp life

The projection lamp is a consumable item that normally can last up to 3000-4000 hours with proper usage. To keep the lamp life as long as possible, you can do the following settings via the OSD menu.

•Setting Lamp Mode as Economic

Using Economic mode reduces system noise and power consumption by 20%. If the Economic mode is selected, the light output will be reduced and result in darker projected pictures.

Setting the projector in Economic mode also extends the lamp operation life. To set

Economic mode, go into the SYSTEM SETUP: Advanced > Lamp Settings > Lamp Mode

menu and press / .

•Setting Auto Power Off

This function allows the projector to turn off automatically if no input signal is detected after a set period of time to prevent unnecessary waste of lamp life.

To set Auto Power Off, go into the SYSTEM SETUP: Basic > Operation Settings > Auto Power Off menu and press / . The time period can be set from 5 to 30 minutes in 5- minute increments. If the preset time lengths are not suitable for your presentation, select Disable. The projector will not automatically shut down in a certain time period.

Maintenance 63

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Contents MX760/MX761 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 ServicedProjector features IntroductionIntroduction Shipping contents Rear/lower side Projector exterior viewLeft Power indicator lightFocus ring Zoom ringKeystone/Arrow buttons / Up Down Remote controlTest AutoNumeric buttons Operating the Laser pointerMute MIC/VOL +Remote control effective range Replacing the remote control batteriesApprox.+15º Front Ceiling Positioning your projectorChoosing a location Front TableObtaining a preferred projected image size Projection dimensionsShifting the projection lens When the projector position is fixedVideo cable Hdmi cable Connection ConnectionBest Connecting video source devicesConnecting audio Terminal name Terminal appearancePlaying sound through the projector About the microphone inputDevice Page Operation Starting up the projectorOperation Fine-tuning the image size and clarity Adjusting the projected imageAdjusting the projection angle Auto-adjusting the imageCorrecting keystone Using the menus Following example describes how to set the OSD languageUse / to highlight the System Setup Basic menu Highlight Change Security Settings and press MODE/ENTER Using a security cable lockUtilizing the password function Setting a passwordWrite down the number and turn off your projector If you forget the passwordEntering the password recall procedure Changing the passwordDisabling the password function Changing Color Space Switching input signalSelecting the aspect ratio Magnifying and searching for detailsScreen with a 169 aspect ratio Projectors native resolution in its Displayed in the centerAdjustments About the aspect ratioGo 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 Range at 0, only pure red in the projected Press To highlight Saturation and adjust itsEvery adjustment made will reflect to 3D Color ManagementSelection Description Setting the presentation timerTo cancel the timer, perform the following steps Count Up Increases from 0 to the preset time Count DownHiding the image Utilizing FAQ functionRemote paging operations Freezing the imageOperating in a high altitude environment To activate the High Altitude ModeUsing the remote control Locking control keysTurning off the Power On/Off Ring Tone Adjusting the soundAdjusting the sound level Adjusting the microphone volumeIf you are in a non-DHCP environment Controlling the projector through a LAN environmentCable connection If you are in a Dhcp environmentHighlight Wireless LAN and press MODE/ENTER Wireless connectionControlling the projector remotely through a web browser Page Page Iii Operation Page Operation Page Downloading and installing Q Presenter Using Q PresenterDisplaying images through Q Presenter Operation Operation Presenting from a USB Reader Direct power off Once the cooling process finishes, a Power Off RingShutting down the projector Basic Menu operationMenu system Main menu Sub-menu OptionsAdvanced Advanced Network Description of each menu Display menu Picture menu Function Description Teaching Picture ModeTemperature Management Save SettingsSearch System Setup Basic menu Function Description Quick AutoTimer SettingsLock Settings Security DescriptionPanel Key Background Test Pattern System Setup Advanced menu Function Description Reset All Baud RateStatus Features ServiceCurrent SystemCare 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 Connect the power and restart the projector Resetting the lamp timerTighten the screw that secures the lamp cover Thermal events IndicatorsLight Status & Description Power events Lamp eventsTroubleshooting Projector specifications SpecificationsUnit mm DimensionsMm W x 128 mm H x 252 mm D Ceiling Mount screw M4 x 8 Max L = 8 mmSupported timing for PC input Timing chartSupported timing for Hdmi Hdcp input Horizontal Supported timing for Component-YPbPrinputSupported timing for Video and S-Video inputs TimingDisclaimer Warranty and Copyright informationLimited warranty CopyrightWeee directive Regulation statementsFCC statement for United States users EEC statement for European users