BenQ PB2240 user manual Digital Keystone Correction, For example

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Digital Keystone Correction

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 can perform the following steps.

1.Adjust the height of the projec- tor.

2.Press Keystone AUTO on the remote control or Auto on the projector.

If the image is still distorted, you will need to manually correct it fol- lowing ONE of these steps.

Press 3 Left/ Right 4 (hot key) on the control panel of the projector to display the status bar labelled Keystone.

Press 3 Left to correct keystoning at the top of the image. Press Right 4 to correct keystoning at the bottom of the image.

Press / on the remote control to display the status bar labelled Keystone, then

press to correct keystoning at the top of the image or press to correct keystoning at the bottom of the image.

Press Menu key on the projector or the remote control. Go to Picture --> Keystone and adjust the values by pressing 3Left/ Right 4 on the projector or 3/ 4 on the remote control.

For example,

1.Press 3 Left on the projector or

2.Press on the remote control or

3.Press 3 Left on the projector or 3 on the remote control when you are in Picture --> Keystone menu.

Keystone

 

 

0

Keystone

1.Press Right 4 on the projector or

2.Press on the remote control or

3.Press Right 4 on the projector or 4 on the remote control when you are in Picture - -> Keystone menu.

-6

Keystone

 

 

0

Keystone

+6

Operation 19

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Contents Welcome Disclaimer CopyrightTable of Contents Ordering Parts or Getting Information Iv Table of ContentsImportant Safety Instructions Important Safety InstructionsBut could fail if power cuts or surges Safety Instructions Bedding or any other soft surface Locations near fire alarmsLocations with an ambient temperature Using the unit when it is not fullySafety Instructions Introduction Projector FeaturesIntroduction Shipping Contents Rear Side Optional AccessoriesProjector Exterior View Front / Upper SideTurns the projector on or off Adjusts the focus of the projected image IntroductionControls and Functions External Control PanelFunctions Descriptions Remote Control DescriptionRestore the image. Refer to page 21 for more information Remote Control Effective RangeInstalling or Replacing the Battery Connection Connecting to a Laptop or Desktop ComputerVideo cable Audio cable Connection Connecting Equipment to the Component Video InputConnecting Video and S-Video Devices Video devicesVideo devices Video cable Audio cable IV. Ceiling rear InstallationChoosing a Location Screen Size Adjusting the HeightPress the adjuster button again to retract the foot Zoom ring InstallationScreen size chart 169 aspect ratio Screen size chart 43 aspect ratioOperation OperationStart Up Shutdown Disconnect the power cord from the wall socketFor example Digital Keystone CorrectionSource Selection Auto AdjustmentBlank Zoom / FocusingMenu System Menu OperationUse 3 Left / Right 4 on the projector Using the MenusIng 3 Left / Right 4 on Projector or 3 / 4 onBrightness Preset ModePicture Menu KeystoneIncreases or decreases the color intensity of the image ColorTint Pro-Picture Menu Mute Setting MenuVolume OSD Time ResetAdvance Menu High Altitude Mode Lamp Hour ResolutionInformation Menu SourceStoring the Projector MaintenanceCleaning the Lens Cleaning the Projector CaseMessage Status Lamp InformationReplacing the Lamp For 45 minutes until the lamp has cooled Temp Information IndicatorsLight Status & Description Power Temp Lamp Power events Please contact your dealer for assistance Lamp eventsThermal events New one immediatelyOrdering Parts or Getting Information Service InformationAccessories included in the standard package Optional Accessories not included in the standard packageCause Remedy TroubleshootingPlug the power cord into the AC inlet on Make sure that it is switched onProjector Specifications SpecificationsOperating altitude Feet at 30C 6000 ~ 10000 feet at 23C DimensionsEnvironmental Requirements Supported Timing for Video and S-Video Inputs Timing ChartSupported Timing for PC Input Supported Timing for Component-YPbPrInputWarranty WarrantyLimited Warranty MIC Statement Regulation StatementsFCC Statement EEC Statement