BenQ SP840 user manual Locking control keys, Hiding the image, Setting the Sleep Timer

Page 40

English

Hiding the image

In order to draw the audience's full attention to the presenter, you can use BLANK on the projector or remote control to hide the screen image. Press any key on the projector or remote control to restore the image. The word 'BLANK' appears at the lower right corner of the screen while the image is hidden.

You can set the blank time in the SYSTEM

SETUP: Basic > Blank Timer menu to let the

projector return the image automatically after a period of time when there is no action taken on the blank screen.

No matter Blank Timer is activated or disabled, you can press any key except ENTER on the remote control, or ENTER on the projector to restore the picture.

Do not block the projection lens from projecting as this could cause the blocking object to become heated and deformed or even cause a fire.

Setting the Sleep Timer

You can set the Sleep Timer interval so the projector powers off after the specified time period of inactivity (regardless of signal).

Set the sleep timer in the SYSTEM SETUP: Basic > Sleep Timer from among Disable/ 30 min/1 hr/2 hr/3 hr/4 hr/8 hr/ 12hr.

Locking control keys

With the control keys on the projector locked, you can prevent your projector settings from being changed accidentally (by children, for example). When the Panel Key Lock is on, no control keys on the projector will operate except POWER.

1. Press / on the projector or go to the SYSTEM

SETUP: Basic > Panel Key Lock menu, and select

On by pressing / on the projector or remote control.

2. A confirmation message displays. Select Yes to

confirm.

 

To release panel key lock, press and hold

/ for 3

seconds on the projector.

 

You can also use the remote control to enter the SYSTEM SETUP: Basic > Panel Key Lock and press / to select Off.

• Keys on the remote control are still in use when panel key lock is enabled.

If you press POWER to turn off the projector without disabling panel key lock, the projector will still be in locked status the next time it is turned on.

40 Operation

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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 AverageConnecting a computer or monitor Connecting a computerConnections To connect the projector to a notebook or desktop computerConnecting a monitor To connect the projector to a monitorWith a VGA cable With a VGA to DVI-A cable With a DVI input socketConnecting Video source devices Connecting AudioBest video quality Better video qualityConnecting Hdmi source devices To connect the projector to an Hdmi source deviceAV device Hdmi cableConnecting Component Video source devices To connect the projector to a Component Video source deviceTo connect the projector to an Audio 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 projectorUsing the menus Using a security cable lockUse / to highlight the System Setup Basic menu Securing the projectorUtilizing the password function Setting a passwordIf you forget the 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 SpaceAdjusting the projected image Adjusting the projection angleAuto-adjusting the image 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 BoxSelecting a picture mode Setting the User 1/User 2/User 3 modeGo to the Picture Basic Picture Mode menu Optimizing the imageFine-tuning the image quality in user modes Adjusting Clarity Control Selecting a Color TemperatureSelecting a Color Temperature UserFine Tuning 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 sound level Adjusting the Treble levelAdjusting the Bass 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 systemAdjustment Digital Zoom PC & Component YPbPr TuningMenu Settings Auto Power OffSecurity Settings SettingsReset All Settings Source Picture Mode Resolution Baud RatePicture Mode Description of each menuPicture Advanced Display menu System Setup Basic menu Hdmi Shows the current signal source Shows the selected mode in the Picture menuShows the native resolution of the input signal Displays the number of hours the lamp has been usedMaintenance Care of the projectorSetting Lamp mode as Economic Setting Auto Power OffLamp information 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 lampIndicators OffRed 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 Warranty and Copyright information Limited warrantyCopyright DisclaimerRegulation statements FCC statementEEC statement Weee directiveEnglish
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