BenQ PB8253 user manual Shutting down the projector

Page 40

Shutting down the projector

1.Press I Power and a confirmation message

will display prompting you as pictured to the right.

If you don't respond in a few seconds, the message will disappear.

2.

Press

I

Power a second time to turn the

 

projector off. The Power indicator light flashes orange, the projection lamp shuts down, and the fans will continue to run for approximately 90 seconds to cool down the projector.

To protect the lamp, the projector will not respond to any commands during the cooling process.

3.Turn the main power switch off.

4.Disconnect the power cord from the wall socket and the projector.

Do not unplug the power cord before the projector shutdown sequence is complete or during the 90-second cooling down process.

If the projector is not properly shut down, to protect the lamp, when you attempt to re-start the projector within hours, the fans will run for a few minutes to cool down. Press Power again to start the projector after the fans stop.

40 Operation

Image 40
Contents Welcome Copyright DisclaimerTable of contents Temperature information Important safety instructions Safety InstructionsSafety Instructions Locations near fire alarms Locations with an ambient temperatureBedding or any other soft surface Allow at least 50 cm clearance from wallsSafety Instructions Introduction Projector featuresIntroduction Shipping contents Projector exterior view Front/upper sideRear/side view Lower viewConnector panel Controls and functions ProjectorRemote control LED indicator light Volume +PIP POS ModeRemote control effective range Remote control batteriesCeiling rear Ceiling front Floor frontPositioning your projector Choosing a locationSafety instructions for ceiling mounting of the projector Obtaining a preferred projected image size Page Maximum zoom Minimum zoom Screen Center of lens Projection distance1219 1500Connecting a computer Connecting a computer or monitorConnection Connection With a VGA cable With a VGA to DVI-A cable Connecting a monitorVGA to DVI-A Connecting Video source devices Connecting AudioBest video quality Better video qualityConnecting a DVI source device Mute on page 45 for detailsConnecting a Component Video source device Connecting an S-Video source device Connecting a composite Video source device Operation Power onStart up Adjusting the projected image Switching input signalAdjusting the projection angle Auto-adjusting the image Fine-tuning the image size and clarityAny problems? Searching for details on the imageSelecting the aspect ratio Scales an image so that it is displayed in the centerCorrecting keystone Optimizing the imageFor example PC/DVI-A Signal Input Selecting a preset modeYPbPr/YCbCr/DVI-D/S-Video/Video Signal Input Other adjustments Adjusting brightnessAdjusting contrast Selecting a color temperatureOperating in a high altitude environment Personalizing the projector menu displayUsing the laser pointer in the presentation Hiding the imageRemote paging operations Freezing the imagePIP Picture In Picture operation Operation on the remote controlOperation in the OSD menus Shutting down the projector On-Screen Display OSD menu operation OSD menu systemPressing Left/ Right on the projector or remote control Using the menusDisplay menu Display menu Image menu Volume Source menuMirror TrebleControl menu PIP menu Maintenance Care of the projectorRear filter Front filter11, and the other is on the left side see item 16 on Use and replacement of the lamp Lamp informationReplacing the lamp Temperature information Indicators Stand-by modeIllustration Projector is under normal operationPower Temp Lamp Thermal events Troubleshooting Remote control does not workProjector does not turn on No pictureRemote mouse function does not work Specifications Projector specificationsDimensions Timing chartHorizontal Vertical Pixel Resolution Frequency Mode KHz MHz Supported timing for PC including DVI-I inputSupported timing for Component-YPbPrinput Signal Format Horizontal Frequency Vertical Frequency KHzSupported timing for Video and S-Video inputs Warranty Limited WarrantyRegulation Statements FCC statementEEC statement MIC statement