BenQ MX850UST Adjusting the projected image, Auto-adjusting the image, Correcting keystone

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Adjusting the projected image

Auto-adjusting the image

In some cases, you may need to optimize the picture quality. To do this, press Auto on the projector or remote control. Within 3 seconds, the built-in Intelligent Auto Adjustment function will re-adjust the values of Frequency and Clock to provide the best picture quality.

The current source information will be displayed in the corner of the screen for 3 seconds.

This function is only available when PC signal (analog RGB) is selected.

Fine-tuning the image clarity

Sharpen the image by rotating the focus ring.

Correcting keystone

Keystoning refers to the situation where the projected image is noticeably wider at either the top or bottom. It occurs when the projector is not perpendicular to the screen.

To correct this, you will need to manually correct it following ONE of these steps.

•Using the remote control


	Press	/	on the projector or remote control
	Press	/	on the projector or remote control
	to display the Keystone correction page. Press			to
	to display the Keystone correction page. Press			to
	correct keystoning at the top of the image. Press
	correct keystoning at the top of the image. Press			Press	/ .			Press			/ .
	to correct keystoning at the bottom of the image.			Press	/ .			Press			/ .

•Using the OSD menu

1.Press MENU/EXIT and then press / until the DISPLAY menu is highlighted.

2.Press to highlight Keystone and press MODE/ENTER. The Keystone correction page displays.

3.Press to correct keystoning at the top of the image. Press to correct keystoning at the bottom of the image.

Operation 21

Image 21

Contents Welcome Table of contents Important safety instructions Safety InstructionsRefer servicing to qualified service personnel Safety Instructions Locations with an ambient temperature Locations near fire alarmsLocations where the altitudes are higher Confined. Allow at least 50 cm clearanceInverted images for ceiling mount InstallationProjector features IntroductionIntroduction Shipping contents Front/upper side Rear/lower side Projector exterior viewControls and functions Projector ON/OFF Remote controlTest Keystone/Arrow buttons / Up DownMute Operating the Laser pointerMIC/VOL + Numeric buttonsReplacing the remote control battery Remote control effective rangePositioning your projector Choosing a locationFront Ceiling Obtaining a preferred projected image size Projection dimensionsDiagonal Inches 1524 Screen Size Distance from Screen in mm808 1778 1508 942Connection Connecting audio Connecting video source devicesTerminal name Terminal appearance BestPlaying sound through the projector Audio Settings Microphone Volume menuAbout the microphone input DeviceOperation Starting up the projectorOperation Auto-adjusting the image Adjusting the projected imageFine-tuning the image clarity Correcting keystoneUsing the menus Following example describes how to set the OSD languageUse / to highlight the System Setup Basic menu Utilizing the password function Using a security cable lockSetting a password Highlight Change Security Settings and press MODE/ENTERIf you forget the password Entering the password recall procedureWrite down the number and turn off your projector Changing the password Disabling the password functionEnter a new password Changing Color Space Switching input signalSelecting the aspect ratio Magnifying and searching for detailsAbout the aspect ratio Projectors native resolution in its Displayed in the centerScreen with a 169 aspect ratio Aspect alterationSelecting a picture mode Using Wall ColorSetting the User 1/User 2 mode Go to the Picture Picture Mode menuFine-tuning the image quality in user modes Every adjustment made will reflect to Press To highlight Saturation and adjust its3D Color Management Range at 0, only pure red in the projectedTo cancel the timer, perform the following steps Setting the presentation timerCount Up Increases from 0 to the preset time Count Down Selection DescriptionFreezing the image Remote paging operationsHiding the image Locking control keysTo activate the High Altitude Mode Operating in a high altitude environmentCreating your own startup screen Adjusting the sound Controlling the projector through a LAN environmentCable connection If you are in a non-DHCP environment Controlling the projector remotely through a web browserIiii Iiiv Press Exit to go back to the remote network operation Shutting down the projector Direct power offMenu operation Menu systemMain menu Sub-menu Options Sleep Timer System Setup BasicMin/25 min/30 min Hr/8 hr/12 hrAdvanced Description of each menu Temperature Picture ModeSave Settings Display menu Picture menu Function Description TeachingSettings TimerSearch Color SpaceOperation Function DescriptionPanel Key LockAltitude System Setup Advanced menu Function Description HighAudio LampReset All System Setup Advanced menu Function DescriptionStandby NetworkCurrent Information menu Function DescriptionSystem StatusCare of the projector MaintenanceSetting Auto Power Off Setting Lamp Mode as EconomicLamp information Getting to know the lamp hourStatus Message Timing of replacing the lampReplacing the lamp Use the handle to slowly pull the lamp out of the projector Connect the power and restart the projector Resetting the lamp timerTime will be reset to Indicators Light Status & Description Power eventsLamp events Troubleshooting Projector specifications SpecificationsMm W x 236.9 mm H x 322.8 mm D 339 Specifications DimensionsMinimum installation requirements Wall mount installation975 1173 1189 1181 960 Minimum Ceiling Height mm = f + H + b + 60 + 221+ c CeilingWall plate Supported timing for PC input Timing chartSupported timing for Hdmi Hdcp input Supported timing for Component-YPbPrinput TimingHorizontal Supported timing for Video and S-Video inputs Limited warranty Warranty and Copyright informationCopyright Disclaimer