BenQ MX720, MW721 manual Shutting down the projector, Direct power off

Page 36

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 44 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 34 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.

36 Operation

Image 36

Contents

MX720/MW721 Digital Projector Table of contents Important safety instructions Safety InstructionsSafety Instructions 3000 m Feet Ceiling mounting the projector Projector features IntroductionShipping contents Projector exterior view Front/upper side Rear/lower sideControls and functions ProjectorRemote control Remote control effective range Replacing the remote control batteriesPositioning your projector Choosing a locationFront Table Front CeilingObtaining a preferred projected image size MX720MW721 Connection ConnectionConnecting video source devices Connecting audioPlaying sound through the projector About the microphone input Audio output portOperation Starting up the projectorAdjusting the projected image Adjusting the projection angleAuto-adjusting the image Fine-tuning the image clarityCorrecting keystone Using the menus Below is the overview of the OSD menuUsing a security cable lock Utilizing the password functionSetting a password If you forget the passwordEntering the password recall procedure Changing the passwordDisabling the password function Switching input signal Changing Color SpaceMagnifying and searching for details Selecting the aspect ratioAbout the aspect ratio MX720 MW721Using Wall Color Selecting a picture modeSetting the User 1/User 2 mode Go to the Picture Picture Mode menuFine-tuning the image quality in user modes Adjusting Brilliant ColorSelecting a Color Temperature Setting a preferred color temperature 3D Color ManagementSetting the presentation timer Resetting current or all picture modesSelection Description To cancel the timer, perform the following steps Remote paging operations Freezing the image Top-Left Bottom-Left Top-Right Bottom-RightTo activate the High Altitude Mode Hiding the imageLocking control keys Operating in a high altitude environmentAdjusting the sound Using the test patternTurning off the Power On/Off Ring Tone Using the teaching templates To select Blackboard or WhiteboardDirect power off Shutting down the projectorMenu operation Menu systemMain menu Sub-menu Options Basic Main menu Sub-menu Options System Setup Advanced Operation Description of each menu Picture menu Function Description Picture Mode TemperatureColor Temperature Fine Tuning 3D ColorTimer InstallationSettings SearchSystem Setup Basic menu Function Description OperationRemote ReceiverSystem Setup Advanced menu Function Description High AltitudeAudio LampSystem Setup Advanced menu Function Description Reset AllStandby NetworkCurrent SystemStatus Maintenance Care of the projectorLamp information Getting to know the lamp hourExtending lamp life Timing of replacing the lamp Status MessageReplacing the lamp Connect the power and restart the projector Resetting the lamp timer Indicators Light Status & Description Power eventsLamp events Thermal eventsTroubleshooting Specifications Projector specificationsDimensions Ceiling mount installationTiming chart Supported timing for PC inputKHz Supported timing for Hdmi Hdcp input Supported timing for Component-YP bP r input Supported timing for Video and S-Video inputsTiming Warranty and Copyright information Limited warrantyCopyright Disclaimer

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