InFocus LP 840/LP 850 manual Optimizing computer images, Presentation features

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Optimizing computer images

After your computer is connected properly and the computer’s image is on the screen, you can optimize the image using the onscreen menus. For gen- eral information on using the menus, see page 31.

•Adjust the Keystone, Contrast, or Brightness in the Picture menu.

•Change the Aspect Ratio. Aspect Ratio is the ratio of the image width to image height. TV screens are usually 1.33:1, also known as 4:3. HDTV and most DVDs are 1.78:1, or 16:9. Choose the option that best fits your input source. See page 32 for details.

•Adjust the Color Temperature in the Advanced menu.

•Adjust the Phase, Tracking, or Horizontal or Vertical position in the Advanced menu.

•Once you have optimized the image for a particular source, you can save the settings using Presets. This allows you to quickly recall these settings later. See page 33.

Presentation features

Several features are provided to make giving presentation easier. The fol- lowing is an overview, details are found in the menu section on page 31.

•The remote’s Effect button allows you to assign various features to the key. The default effect is Magnify.You can select from Blank, Mute, Aspect Ratio, Source, Auto Image, Freeze, Magnify, About, and PiP Source. See page 37 for details.

•The Freeze effect allows you to freeze the displayed image. This is use- ful if you want to make changes on your computer without your audi- ence seeing them.

•The Blank button on the remote allows you to display a blank screen instead of the active source. See page 36.

•The PiP Source effect lets you change the video source in a smaller win- dow on top of the computer image. See page 37.

•The Startup Logo menu option lets you change the default startup screen to a black, white, blue, or a custom logo screen via Logo Cap- ture. See page 36.

•Two menu options, Power Save and Screen Save, are provided to auto- matically shut down the projector after several minutes of inactivity or display a blank screen. This helps preserve lamp life. See page 35 and page 36.

•A Low Power menu option is also available to help lower the projec- tor’s fan sound volume. See page 35.

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Contents USER’S Guide Trademarks Important Operating Considerations Table of ContentsPage Projector components and features back AccessoriesIntroduction Online RegistrationConnector Panel Positioning the projector Optional computer connections Connecting a computerRequired computer connections Visit our website for information on ProjectorNet Displaying a computer image First-time projector use with Windows For Windows 2000, Windows ME, and Windows XP Wizard launches two timesAdjusting the image Optional video connections Connecting a video deviceStandard video connections Connect BNC cables Displaying a video image You can also adjust the zoom and focus via the menus. See Power Save Troubleshooting your setupShutting down the projector Screen SaveComputer image projected SolutionRange Out Image clear and not cropped Page Color Lamp must be replaced Lamp turns on Lamp won’t turn on, Temp LED solid redLamp won’t turn on, Lamp LED blinking red Still having problems? Using the keypad buttons Troubleshooting the remote Using the remote controlConnecting external speakers Using the audioTroubleshooting audio Optimizing computer images Presentation featuresCustomizing the projector Optimizing video imagesUsing the menus Picture menu Presets Advanced settings Settings menu Save Screen PiP Enable PiP Position Effect Key Network Changing the lens MaintenanceCleaning the lens Lamp module is on the right Resetting the lamp timer Troubleshooting Cleaning the dust filterUsing the security lock Projected image size AppendixDistance Image Width 2.3 25/7.6 LED color/behavior Meaning LED BehaviorCommunication Configuration RS-232 commandsCommand Format Setting ValueLimitations Error Conditions= Japanese = Korean = Portuguese = Russian = Norwegian NND Ntsc Function Com Min Max Step Mand Fault Numerics Page XGA Warranty Limitation and Exclusion Limited WarrantyTo Obtain Warranty Service Limited Warranty PeriodTo Be Eligible For Limited Warranty Coverage If YOU Need ASSISTANCE… USER’S Guide

LP 840/LP 850 specifications

The InFocus LP 840 and LP 850 projectors are designed to meet the needs of professional environments, offering powerful features, advanced technologies, and high-quality performance. These projectors are ideal for business presentations, educational purposes, and corporate events, providing a reliable solution for any scenario requiring clear and vibrant visual displays.

Both the LP 840 and LP 850 deliver impressive brightness levels, with the LP 850 boasting 5000 ANSI lumens, while the LP 840 offers slightly lower brightness at 4500 ANSI lumens. This high level of brightness ensures that presentations are visible even in well-lit rooms, allowing for seamless visibility without compromising image quality. They support a native resolution of 1920 x 1200, ensuring that detailed graphics and text remain sharp and clear for maximum impact.

One of the standout features of these projectors is their built-in collaboration tools, which provide seamless integration with various devices. This functionality allows multiple users to connect their laptops or mobile devices wirelessly or via USB, facilitating interactive presentations and discussions. The LP 840 and LP 850 also include HDBaseT connectivity, which simplifies installation and reduces cable clutter, allowing for the transmission of video, audio, and control signals over long distances.

The projectors utilize advanced lamp technology, which increases their lifespan and reduces maintenance costs. With an operational lifespan of up to 10,000 hours in eco mode, users can rely on these projectors for extended periods without worrying about frequent lamp replacements. Additionally, both models offer a quick start-up and shut-down feature, enhancing user convenience.

Another key characteristic of the InFocus LP 840 and LP 850 is their comprehensive set of connectivity options, including HDMI, VGA, and audio jacks, making it compatible with a wide range of devices. This versatility ensures that users can easily connect laptops, DVD players, and other multimedia sources without any hassle.

The design of the LP 840 and LP 850 is also noteworthy, featuring a sleek and professional appearance that complements any office or classroom environment. The lightweight yet durable construction makes it easy to transport between different locations, catering to the needs of dynamic workspaces.

In conclusion, the InFocus LP 840 and LP 850 projectors stand out as exceptional tools for communication, collaboration, and engagement. With their robust brightness, high resolution, advanced connectivity options, and user-friendly features, they are well-suited for any audience that demands reliability and performance in their visual displays.
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