Ask Proxima C440/C450 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 Page $GREH$FUREDWSGI Trademarks Important Operating Considerations Table of ContentsPage Online Registration AccessoriesProjector components and features back IntroductionConnector Panel Positioning the projector Required computer connections Connecting a computerOptional 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 Standard video connections Connecting a video deviceOptional video connections Connect BNC cables Displaying a video image You can also adjust the zoom and focus via the menus. See Screen Save Troubleshooting your setupPower Save Shutting down the projectorComputer image projected SolutionRange Out Image clear and not cropped Page Color Lamp won’t turn on, Lamp LED blinking red Lamp won’t turn on, Temp LED solid redLamp must be replaced Lamp turns on Still having problems? Using the keypad buttons Troubleshooting the remote Using the remote controlTroubleshooting audio Using the audioConnecting external speakers 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 Cleaning the lens MaintenanceChanging the lens Lamp module is on the right Resetting the lamp timer Using the security lock Cleaning the dust filterTroubleshooting Projected image size AppendixDistance Image Width 2.3 25/7.6 LED color/behavior Meaning LED BehaviorSetting Value RS-232 commandsCommunication Configuration Command FormatLimitations 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 Be Eligible For Limited Warranty Coverage Limited Warranty PeriodTo Obtain Warranty Service If YOU Need Assistance