BenQ MX720 user manual Correcting keystone

Page 21

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 to display the Keystone correction page.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Press

to correct keystoning at the top of the

 

/ .

 

 

/ .

Press

Press

image. Press

to correct keystoning at the

bottom of the image.

 

 

 

 

 

 

 

 

•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 appears.

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

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Contents MX720/MW721 Digital Projector 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 viewProjector Controls and functionsRemote control Replacing the remote control batteries Remote control effective rangeChoosing a location Positioning your projectorFront Table Front CeilingMX720 Obtaining a preferred projected image sizeMW721 Connection ConnectionConnecting video source devices Connecting audioPlaying sound through the projector Audio output port About the microphone inputStarting up the projector OperationAdjusting the projection angle Adjusting the projected imageAuto-adjusting the image Fine-tuning the image clarityCorrecting keystone Below is the overview of the OSD menu Using the menusUtilizing the password function Using a security cable lockSetting a password If you forget the passwordEntering the password recall procedure Changing the passwordDisabling the password function Changing Color Space Switching input signalSelecting the aspect ratio Magnifying and searching for detailsMX720 MW721 About the aspect ratioSelecting 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 Adjusting Brilliant ColorSelecting a Color Temperature 3D Color Management Setting a preferred color temperatureSetting the presentation timer Resetting current or all picture modesSelection Description Remote paging operations To cancel the timer, perform the following stepsFreezing the image Top-Left Bottom-Left Top-Right Bottom-RightHiding the image To activate the High Altitude ModeLocking control keys Operating in a high altitude environmentAdjusting the sound Using the test patternTurning off the Power On/Off Ring Tone To select Blackboard or Whiteboard Using the teaching templatesShutting down the projector Direct power offMenu operation Menu systemMain menu Sub-menu Options Basic Main menu Sub-menu Options System Setup Advanced Operation Description of each menu Temperature Picture menu Function Description Picture ModeColor Temperature Fine Tuning 3D ColorInstallation TimerSettings SearchOperation System Setup Basic menu Function DescriptionRemote ReceiverAltitude System Setup Advanced menu Function Description HighAudio LampReset All System Setup Advanced menu Function DescriptionStandby NetworkCurrent SystemStatus Care of the projector MaintenanceLamp information Getting to know the lamp hourExtending lamp life Status Message Timing of replacing the lampReplacing the lamp Connect the power and restart the projector Resetting the lamp timer Light Status & Description Power events IndicatorsLamp events Thermal eventsTroubleshooting Projector specifications SpecificationsCeiling mount installation DimensionsTiming 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 Limited warranty Warranty and Copyright informationCopyright Disclaimer
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MX720 specifications

The BenQ MX720 and MW721 are two versatile projectors designed to meet the demands of educational and corporate environments, providing high performance and remarkable features that enhance presentations and classroom interactions.

Starting with the BenQ MX720, this projector boasts a maximum brightness of 4000 ANSI lumens, ensuring that images remain clear and vibrant even in well-lit rooms. Its native XGA (1024x768) resolution is complemented by a high contrast ratio of 13,000:1, which produces crisp images and detailed visuals. The MX720 employs DLP technology, known for its reliability and color accuracy, making it an ideal choice for presentations that require excellent image quality.

The MX720 also features a range of connectivity options, including HDMI, VGA, and USB ports, enabling users to easily connect various devices such as laptops, document cameras, and media players. With a 1.1x optical zoom lens, the projector allows flexible installation and easy adjustments to image size, ensuring that users can achieve the perfect projection for any setting.

On the other hand, the BenQ MW721 offers a higher resolution of WXGA (1280x800), making it suitable for displaying widescreen content. This projector also provides an impressive brightness level of 4000 ANSI lumens and a similar high contrast ratio of 13,000:1, ensuring excellent image quality across different lighting conditions. The DLP technology used in the MW721 contributes to sharp visuals and vibrant colors, making it a great option for movies, presentations, and detailed graphics.

Both projectors incorporate features like SmartEco technology, which adjusts lamp power dynamically to extend the lamp life while reducing energy consumption. This smart management prolongs the lifespan of the lamp to up to 10,000 hours, resulting in cost savings over time.

In addition, both models come equipped with 3D support, providing an immersive experience that can be leveraged for educational purposes or engaging presentations. The intuitive user interface of the projectors also simplifies setup and operation, allowing educators and professionals to focus more on their content and less on technology.

In summary, the BenQ MX720 and MW721 are powerful projectors that deliver exceptional image quality, versatility in connectivity, and advanced technologies. They cater to a wide range of environments, making them ideal tools for both education and professional presentations. Their combination of performance, reliability, and user-friendly features ensures that they meet the needs of modern users effectively.
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