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Ask Proxima C420 manual No computer image, just the words “Signal out of range”

Models: C420

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No computer image, just the words “Signal out of range”

No computer image, just the words “Signal out of range”

Adjust computer refresh rate in Control Panel>Display>Settings>Advanced> Adapter (location varies by operating system)

Computer image projected

A

Signal
range	out	of

You may also need to set a different resolution on your computer, as shown in the following problem, “Image fuzzy or cropped”

A

A

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Ask Proxima C420 manual No computer image, just the words “Signal out of range”, Computer image projected

Contents

User’s Guide Meeting room easy. Install readyC420 Page CD Adobe Acrobat PDF Remote Control Warning Declaration of ConformityTrademarks FCC WarningTable of Contents Important Operating ConsiderationsPage Projector components and features IntroductionIncluded items Online RegistrationConnector Panel Optional computer connections Connecting a computerRequired computer connections Contact an authorized dealer or visit our website for information on Displaying a computer image ? No startup screen? Get help on pageFirst-time projector use with Windows For Windows 2000, Windows ME, and Windows XP Skip this page if you did not connect a USB mouse cable For WindowsThe Wizard launches two times Adjusting the image Optional video connections Connecting a video deviceStandard video connections Displaying a video image press Power button? No startup screen? Get help on page elevator footand focus are produced Troubleshooting your setup Power SaveShutting down the projector Table 1 LED behavior and meaningSource Troubleshooting Problem No startup screen SolutionPlug power cable in, press power switch press power button. Remove lens capNo computer image, just the words “Signal out of range” SignalComputer image projected rangeFor a laptop, disable laptop monitor or turn-on dual- display mode Remote control not controlling my computer’s mouseImage fuzzy or cropped Image clear and not croppedProjector troubleshooting ProblemAdjust keystone on keypad or Picture menu Adjust the focus lens or Sharpness in theTurn off Ceiling in SettingsSystem menu Turn off Rear in SettingsSystem menuImage upside down Image reversed left to rightLamp won’t turn on, LED blinking red page Make sure vents aren’t blocked allow projector to cool for one minuteLamp must be replaced page Lamp turns onStill having problems? Move projector, adjust zoom, adjust heightAdjust horizontal or vertical position in PictureAdvanced menu Image not centered on screenUsing the keypad buttons Using the remote control Troubleshooting the remoteConnecting external speakers Using the audioTroubleshooting audio Presentation features Optimizing computer imagesOptimizing video images Customizing the projectorUsing the menus Picture menu Presets Room Lighting Advanced settings Settings menu Startup Logo Blank Screen Blank shows an empty screen Mute turns off all sound IP Address Identifies the projector on the network Changing the lens MaintenanceCleaning the lens Replacing the projection lamp Resetting the lamp timer WARNINGSCleaning the dust filter Using the security lockwait 60 minutes security lockAccessories Standard AccessoriesOptional Accessories AppendixRed LED behavior and projector errors Projected image sizeRed LED Behavior ExplanationImage sizes for short throw lens fixed focus Distance to screen Diagonal feet/m feet/m3/.912.5/.76 5/1.524.17/1.27 8/2.446.67/2.03 12/3.6610/3.05 16/4.88 13.33/4.06 20/6.116.67/5.08Numerics Page Page DISCLAIMER OF UNSTATED WARRANTIES Limited WarrantyWARRANTY LIMITATION AND EXCLUSION Limited Warranty Period To Be Eligible For Limited Warranty CoverageTo Obtain Warranty Service LIMITATION OF LIABILITYIF YOU NEED ASSISTANCE… C420 InFocus Corporation 27700B SW Parkway Avenue Wilsonville, OregonIn Europe InFocus International B.V Strawinskylaan 1077 XX Amsterdam,The Netherlands Phone +31 20 579 Fax +31 20 579