BenQ CP220 user manual Optimizing the image, Correcting keystone

Page 31

Optimizing the image

To optimize the image, use the buttons on the projector or remote control, the on-screen menus. For the operation of on-screen menus, refer to "Using the menus" on page 32.

The following instructions are optional. You do not following every step. It depends on the image quality you desire.

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.

The projector can automatically detect and adjust the keystoning if the Auto Keystone function is On, which is the default for this projector. You can check the function out in the

Picture menu. It takes about 3 seconds after the projection starts for the image to be corrected.

If you need to manually correct the keystoning, perform the following steps. The Auto Keystone function becomes inactive once you make keystone adjustments through the hot keys or on-screen menus by yourself.

1. Adjust the projection angle of the projector.

2. Press the AUTO button on the projector or remote control.

3.If the image is still distorted, you can correct it by following ONE of these steps.

•Press / on the projector or remote control to display the status bar

labelled Keystone. Press to correct keystoning at the top of the image. Press

to correct keystoning at the bottom of the image.

•Press MENU on the projector or remote control. Go to Picture --> Keystone and adjust the values by pressing Left/ Right on the projector or remote control.

For example,

1.Press on the projector or remote control or

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

Keystone

 

 

0

 

Keystone

1.Press on the projector or remote control or

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

-6

Keystone

 

 

0

 

Keystone

+6

Operation 25

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Contents Welcome Disclaimer CopyrightTable of contents Iv Table of contents Switching input signal Adjusting the projected imageSupported timing for Component-YPbPr input Table of contentsMemo Vi Table of contents Important safety instructions Safety Instructions Bedding or any other soft surface Safety Instructions Introduction Projector featuresIntroduction Shipping contents Lower/ Side view Projector exterior viewFront / upper side Rear sideKeystone / Left Keystone / Right Power indicator light See Indicators on page 42 for detailsControls and functions ProjectorUp, Down Left, Right Remote controlKeystone See Turns the projector on or offFront Rear Remote control effective rangeReplacing the remote control battery Operating the projector fromFloor front Safety instructions for ceiling mounting of the projectorPositioning your projector Choosing a locationObtaining a preferred projected image size Positioning your projector 1500 Maximum zoom Minimum zoomScreen Center of lens Projection distance 1219Connection Connecting a computer or monitorConnecting a computer ConnectionConnecting a monitor Best video quality Connecting Video source devices1080i 50/ 60 Hz Connecting a Component Video source deviceSettings. See Mute Off and Volume 5 on page 35 for details Connecting an S-Video source deviceConnecting a composite Video source device Operation Plug the power cord into the projector and into a wallOperation Start upSetting a password Utilizing the password functionIf you forget the password Closing the password function Switching input signalEntering the password recall procedure Changing the passwordFine-tuning the image size and clarity Adjusting the projected imageAdjusting the projection angle Auto-adjusting the imageCorrecting keystone Optimizing the imagePC Signal Input Selecting an application modeAdjusting brightness Other adjustmentsCurrent Status Operating in a high altitude environmentPersonalizing the projector menu display Hiding the imageRemote paging operations Freezing the imageShutting down the projector Disconnect the power cord from the wall socketMenu system Menu operationRight on the projector or Press Exit on the projector Using the menusOn the remote control to leave Save the settingPicture menu Pro-Picture menu Setting menu Advance menu Source ResolutionMode Equivalent Information menuCare of the projector MaintenanceCalculation of lamp hour Lamp informationReplacing the lamp Resetting the lamp counter Projector is under normal operation Temperature informationIndicators Power indicator light is flashing during powering upPlease contact your dealer for assistance Projector needs 90 seconds to cool down. OrLens cover is not open Slide open the lens cover TroubleshootingPlug the power cord into the AC inlet on Make sure that it is switched onProjector specifications SpecificationsSupported timing for Video and S-Video inputs Timing chartSupported timing for PC input Supported timing for Component-YPbPrinputUnit mm Specifications DimensionsLimited Warranty WarrantyMIC statement Regulation StatementsFCC statement EEC statement

CP220 specifications

The BenQ CP220 is a robust and reliable projector designed for educational and business environments. This model is renowned for its exceptional image quality, ensuring that presentations are both clear and engaging. Equipped with DLP (Digital Light Processing) technology, the CP220 utilizes a high-brightness lamp that provides vivid colors and sharp details. With a brightness rating of 2500 ANSI lumens, it excels in various lighting conditions, making it suitable for both small and large venues.

One of the standout features of the BenQ CP220 is its native XGA resolution of 1024x768 pixels, which allows for detailed display of text and images. This resolution is particularly beneficial for presenting high-definition content, ensuring that every detail is captured and displayed accurately. Additionally, the projector supports a range of resolutions and aspect ratios, making it versatile for differing media formats.

The CP220 is designed with user convenience in mind. It features quick and easy setup options, including automatic keystone correction, which ensures that images are perfectly aligned, regardless of the projector's angle. This feature is particularly useful in dynamic environments where quick adjustments are often needed. Furthermore, the projector offers a multitude of connectivity options, including VGA, USB, and HDMI ports, allowing users to connect a variety of devices seamlessly.

In terms of durability and maintenance, the BenQ CP220 boasts a long lamp life of up to 4,500 hours in economy mode. This means less frequent lamp replacements and lower overall operating costs, which is an important consideration for educational institutions and businesses looking to maximize their investments. The projector's efficient cooling system also helps to ensure longer operational periods without overheating.

Overall, the BenQ CP220 stands out for its combination of performance, versatility, and user-friendly features. Its high brightness, excellent resolution, and ease of use make it an ideal choice for any setting that demands reliable and high-quality projector performance. Whether for classroom instruction, corporate presentations, or multimedia displays, the CP220 is a dependable tool that enhances communication and engagement. With its advanced technologies and thoughtful design, the BenQ CP220 continues to be a favored choice among educators and professionals alike.
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