BenQ MP612c, MP622c user manual Selecting the aspect ratio

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3.To restore the picture to its original size, press AUTO. You can also press D. ZOOM -. When the key is pressed again, the picture is further reduced until it is restored to the original size.

Using the OSD menu

1.Press Menu/exit and then press Left or Right until the Display menu is highlighted.

2.Press Down to highlight Digital Zoom.

3.Press Mode/enter and press Up to magnify the picture to a desired size.

4.Press Mode/enter to activate the Pan functionality.

5.Use the directional arrows ( , , , ) on the projector or remote control to navigate the picture.

6.To reduce size of the picture, press Mode/enter to switch back to the zoom in/out functionality, and press AUTO to restore the picture to its original size. You can also press Down repeatedly until it is restored to the original size.

Selecting the aspect ratio

The 'aspect ratio' is the ratio of the image width to the image height. Most analog TV and computers are in 4:3 ratio, which is the default for this projector, and digital TV and DVDs are usually in 16:9 ratio.

With the advent of digital signal processing, digital display devices like this projector can dynamically stretch and scale the image output to a different aspect than that of the image input source.

You can change the projected image ratio (no matter what aspect the source is) by entering DISPLAY > Aspect Ratio. Select an aspect ratio to suit the format of the video signal and your display requirements. There are four aspect ratios available:

In the pictures below, the black portions are inactive areas and the white portions are active areas.

1.Auto: Scales an image proportionally to fit the projector's native

resolution in its horizontal width. This is suitable for the incoming image which is either in 4:3 nor 16:9 and you want to make most use of the screen without altering the image's aspect ratio.

2.Real: The image is projected as its original resolution, and resized to

fit within the display area. For input signals with lower resolutions, the projected image will display smaller than if resized to full screen. You could adjust the zoom setting or move the projector towards the screen to increase the image size if necessary. You may also need to refocus the projector after making these adjustments.

3.4:3: Scales an image so that it is displayed in the center of the screen with a 4:3 aspect ratio. This is most suitable for 4:3 images like computer monitors, standard definition TV and 4:3 aspect DVD

movies, as it displays them without aspect alteration.

4.16:9: Scales an image so that it is displayed in the center of the screen

with a 16:9 aspect ratio. This is most suitable for images which are already in a 16:9 aspect, like high definition TV, as it displays them without aspect alteration.

16:9 aspect ratio is only sourced through the Component Video input when

being fed an appropriate 16:9 aspect signal. See "Connecting a Component Video source device" on page 23 and "Obtaining a preferred projected image size" on page 17 for details.

32 Operation

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Contents Welcome Table of contents Magnifying and searching for details MaintenanceTroubleshooting Specifications Regulation statementsImportant safety instructions Refer servicing to qualified service personnelFuture reference Projector lamp is on Do not look straight at the projectorSafety Instructions Resulting in damage to the projector Bedding or any other soft surfaceAllow at least 50 cm clearance from walls Ceiling mounting the projector Introduction Projector featuresIntroduction Shipping contents Projector exterior view Front/upper sideRear side Under viewControls and functions ProjectorMODE/enter Lamp indicator lightAuto Remote control Timer OnTimer Setup FreezeRemote control effective range Replacing the remote control batteryPull out the battery holder Approx.15Positioning your projector Choosing a locationObtaining a preferred projected image size Page Maximum zoom Minimum zoom Screen Center of lens Projection distance1219 1500Connecting a computer or monitor Connecting a computerConnection To connect the projector to a laptop or desktop computerConnecting a monitor Connecting Video source devices Connecting AudioBest video quality Better video qualityConnecting a Component Video source device To connect the projector to a Component Video source deviceDevice Audio cables Video cable Connecting an S-Video source deviceTo connect the projector to an S-Video source device Connecting a composite Video source device To connect the projector to an composite Video source deviceOperation OperationStart up Utilizing the power-on lock function Setting a passwordIf you forget the password Buttons Up , Right, DownEntering the password recall procedure Changing the passwordDisabling the power-on lock function Enter the old passwordSwitching input signal Source search by detecting your selected Signal firstGo to Source Quick Auto Search menu Iii. The projector will start automaticAdjusting the projected image Adjusting the projection angleAuto-adjusting the image Fine-tuning the image size and clarityCorrecting keystone For exampleSelecting the aspect ratio Selecting a picture mode Setting the User 1/User 2 modeGo to the Picture Picture Mode menu Optimizing the imageUsing Wall Color Fine-tuning the image quality in user modesAdjusting brightness Adjusting contrastAbout color temperatures 3D Color ManagementSetting the presentation timer Other adjustmentsHow to use the Timer On button? Button is a multi-functional keyHiding the image Locking control keysFreezing the image Key Lock, and select On by pressing LeftUtilizing FAQ function Installation and Information FAQ-Features and Service menusOperating in a high altitude environment Up orPersonalizing the projector menu display Shutting down the projectorMenu operation Menu systemPC source Dynamic Video source DynamicBasic AdvancedLanguage Menu display time Sec/10 sec/15 sec/20 sec/25Information Source Use Left/ Right to select the Display menu Using the menusFollowing example describes the adjustment of Keystone Display menu Picture menu System setup Basic menu Source menuSystem setup Advanced menu Reset All MenuLamp SecurityInformation menu Maintenance Care of the projectorLamp information Calculation of lamp hourReplacing the lamp Remove the lamp cover from the projector Tighten the screw that secures the lampTemperature information Restart the projectorIndicators Stand-by modePowering up IllustrationLight Status & Description Power Temp Lamp Thermal events Troubleshooting Specifications Projector specificationsDimensions Mm W x 106.3 mm H x 251 mm D 239 64.5 Unit mm SpecificationsTiming chart Supported timing for PC inputSupported timing for Component-YPbPrinput Supported timing for Video and S-Video inputsWarranty and Copyright information Limited warrantyCopyright DisclaimerRegulation statements FCC statementEEC statement Weee directive