BenQ W770ST user manual Lamp information, Getting to know the lamp hour, Extending lamp life

Page 48

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.

Lamp information See "Setting Lamp Power as Economic or SmartEco" below for more information on Economic mode.

To obtain the lamp hour information:

1.Press MENU/EXIT and then press Getting to know the lamp hour/ Extending lamp life until the System Setup : Advanced menu is highlighted.

2.Press Manual background to highlight Lamp Settings and press MODE/ENTER. The Lamp Settings page displays.

3.The lamp hour information is shown in the row of Equivalent Lamp Hour.

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

Extending lamp life

The projection lamp is a consumable item. To keep the lamp life as long as possible, you can do the following settings via the OSD menu.

Setting Lamp Power as Economic or SmartEco

Using Economic mode reduces system noise and power consumption by 30%. Using SmartEco mode reduces system noise and lamp power consumption by up to 70%. If the Economic or SmartEco mode is selected, the light output will be reduced and result in darker projected pictures

Setting the projector in Economic or SmartEco mode also extends the lamp life. To set Economic or SmartEco mode, go to the Picture > Lamp Power menu, and press MODE/ENTER. The Lamp Power page displays. Then press Manual background/Manual background repeatedly until your desired mode is selected and press MODE/

ENTER.

Lamp mode

Description

 

 

Normal

100% lamp brightness

Economic

Saves 30% lamp power consumption

SmartEco

Saves up to 70% lamp power consumption depending on the content brightness level

Setting Auto Off

This function allows the projector to turn off automatically if no input source is detected after a set period of time.

To set Auto Off, go to the System Setup : Basic > Auto Off menu and press Manual background / Manual background to select a time period. 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.

48 Using the projector

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Contents W750/W770ST Digital Projector Home Cinema Series User ManualTable of contents Connecting with videoWarranty and Copyright Positioning your projectorImportant safety instructions Do not cover the projector with any item Moisture condensation Avoid volatile liquidsDisposal Lead, which is contained in solder Mercury, which is used in the lampShipping contents OverviewSome of the accessories may vary from region to region Remote controlReplacing the remote control batteries Remote control effective rangeCeiling mounting the projector 8 Overview Projector features High picture qualityHigh brightness Vivid color reproductionProjector exterior view See Connecting with video equipment on page 19 for connection detailsFront and upper side view Rear and lower side viewControls and functions Control panelRemote control Positioning your projector Choosing a locationHow to determine the recommended screen size for a given distance Obtaining a preferred projected image sizeProjection dimensions DiagonalHeight WidthVertical offset inchInstallation for a 43 ratio screen LowestImage lensLowest Connecting with video equipment Connecting HDMI devicesPreparations Connecting component-video devices Connecting S-Video or video devices20 Positioning your projector Connecting a computer Connect the projector to a computer with a VGA cableUsing the projector Turning the projector onFine-tuning the image size and clarity Selecting an input sourceENTER Using the menus Using a security cable lockSecuring the projector Utilizing the password function Setting a passwordIf you forget the password Input Password page displaysEntering the password recall procedure Changing the passwordDisabling the password function 26 Using the projectorAdjusting the projected image Adjusting the projection angleCorrecting picture distortion Using the preset and user modes Selecting a preset modeFine-tuning the selected picture mode Setting the User 1/User 2/User 3 modeFine-tuning the picture quality Resetting the picture modeAdjusting Brightness Adjusting ContrastAdjusting Color Adjusting TintAdjusting Sharpness Selecting a color temperatureAdvanced picture quality controls Setting Black LevelSetting a preferred color temperature Controlling image claritySelecting a Gamma setting Adjusting Brilliant ColorColor Management Setting Film Mode Setting 3D Comb Filteramong Red , Green , Blue , Cyan , Magenta and Yellow Adjusting the sound Adjusting the sound levelTurning off the Power On/Off Ring Tone Muting the soundSelecting the aspect ratio About the aspect ratioMagnifying and searching for details OSD menus can be displayed on those unused black areasWatching 3D content Operating in a high altitude environmentConnecting 3D video devices Using the 3D menusTake appropriate breaks when watching 3D content Stop watching 3D content if you feel fatigue or discomfortPersonalizing the projector menu display Locking control keysTurning the projector off On-Screen Display OSD menus Preset ModeOn-Screen Display OSD structure Cinema/Dynamic/Standard/User 1/User 2/User 3/3DSystem Setup BasicAdvanced InformationPicture menu Audio Setup menu Display menuSystem Setup Basic menu System Setup Advanced menu Reset Lamp TimerResetting the lamp timer on page 51 for details Closed Caption EnableInformation menu This menu shows you the current operating status of the projectorAdditional information Care of the projectorLamp information Getting to know the lamp hourExtending lamp life Timing of replacing the lamp Replacing the lampInstall a new lamp for optimal performance. If the projector is until the next hour lamp warning appearsDisconnect the lamp connector from the projector 3. Remove the lamp cover from the projectorLoosen the screw that secures the lamp Lift the handle so that it stands upResetting the lamp timer Indicators Powering upThe projector needs to cool for 90 seconds after the power PowerThe internal temperature is too high The intake ventilation or the exhaust ventilation isblocked The projector may be in a poorly ventilated locationTroubleshooting switched on. See pagering. See page necessary. See pageSpecifications OpticalElectrical MechanicalUnit mm Ceiling mount screws M6 x 8 Max. L = 8 mm127.7 76.574.5 102.84133.97 253.47Frequency XGA60XGA120 BenQ NotebookSupported timing for 3D signal with Top-Bottom and Side-by-Side format Frequency Supported timing for 3D signal with Side-by-Side format Refresh rate HzH. Freq. KHz Pixel Freq. MHz62 Using the projector Supported timing for EDTV and HDTV via Component inputsSupported timing for Video and S-Video inputs NTSCWarranty and Copyright information WarrantyCopyright Disclaimer