BenQ MW82IST user manual Shutting down the projector, Direct power off

Page 35

Shutting down the projector

1.Press POWER and a confirmation message will display prompting you. If you don't respond in a few seconds, the message will disappear.

2.Press POWER a second time. 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.

To shorten the cooling time, you can also activate the Quick cooling function. See "Quick Cooling" on page 42 for details.

3.Once the cooling process finishes, a "Power Off

Ring Tone" will be heard. The POWER indicator light is a steady orange and fans stop. Disconnect the power cord from the power outlet.

• To turn off the power ring tone, see "Turning off the Power On/ Off Ring Tone" on page 33 for details.

•If the projector is not properly shut down, to protect the lamp, when you attempt to re-start the projector, the fans will run for a

few minutes to cool down. Press POWER again to start the projector after the fans stop and the POWER indicator light turns orange.

•Lamp life results will vary depending on environmental conditions and usage.

Direct power off

The AC power cord can be pulled out right after the projector is turned off. To protect the lamp, wait about 10 minutes before re-starting the projector. (When you attempt to re-start the projector, the fans may run for a few minutes to cool down. In such cases,

press POWER again to start the projector after the fans stop and the POWER indicator light turns orange.

Operation 35

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Contents MW821ST Table of contents Safety Instructions Important safety instructionsSafety Instructions 3000 m Feet Ceiling mounting the projector Introduction Projector featuresShipping contents Front/upper side Rear/lower side Projector exterior viewControls and functions Remote control Replacing the remote control batteries Remote control effective rangeFront Ceiling Positioning your projectorChoosing a location Front TableObtaining a preferred projected image size Projection dimensionsConnection ConnectionPlaying sound through the projector Connecting video source devicesConnecting audio Device About the microphone inputStarting up the projector OperationFine-tuning the image clarity Adjusting the projected imageAdjusting the projection angle Auto-adjusting the imageCorrecting keystone Below is the overview of the OSD menu Using the menusIf you forget the password Using a security cable lockUtilizing the password function Setting a passwordDisabling the password function Entering the password recall procedureChanging the password 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 modeSelecting a Color Temperature Fine-tuning the image quality in user modesAdjusting Brilliant Color 3D Color Management Setting a preferred color temperatureSelection Description Setting the presentation timerResetting current or all picture modes Top-Left Bottom-Left Top-Right Bottom-Right To cancel the timer, perform the following stepsRemote paging operations Freezing the imageOperating in a high altitude environment To activate the High Altitude ModeHiding the image Locking control keysTurning off the Power On/Off Ring Tone Adjusting the soundUsing the test pattern To select Blackboard or Whiteboard Using the teaching templatesShutting down the projector Direct power offMain menu Sub-menu Options Menu operationMenu system Min/25 min/30 min Sleep Timer Disable/30 min/1 hr/2 hr/3 hr/4 Hr/8 hr/12 hrBasic Bottom-Right/Bottom-LeftColor System Main menu Sub-menu Options System Setup AdvancedEquivalent Lamp Hour IP AddressDescription of each menu Fine Tuning 3D Color Picture ModeTemperature Color TemperatureSearch TimerInstallation SettingsReceiver System Setup Basic menu Function DescriptionOperation RemoteLamp System Setup Advanced menu Function Description HighAltitude AudioNetwork System Setup Advanced menu Function DescriptionReset All StandbyStatus CurrentSystem Care of the projector MaintenanceExtending lamp life Lamp informationGetting to know the lamp hour Status Message Timing of replacing the lampReplacing the lamp Connect the power and restart the projector Resetting the lamp timer Thermal events IndicatorsLight Status & Description Power events Lamp eventsTroubleshooting Projector specifications SpecificationsWall mount installation DimensionsWall plate Minimum Ceiling Height mm = f + H + b + 60 + 274+ cSupported timing for PC input Timing chartKHz Supported timing for Hdmi Hdcp inputTiming Supported timing for Component-YP bP r inputSupported timing for Video and S-Video inputs Disclaimer Warranty and Copyright informationLimited warranty Copyright