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InFocus LP 840 Source Troubleshooting Problem No startup screen, Only startup screen appears

Models: LP 840 LP 850

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Source Troubleshooting

Source Troubleshooting

Problem

No startup screen

Only startup screen appears

A

startup screen

Solution

Plug power cable in, press power switch, press power button. Remove lens cap.

3

1

2

Press the Computer button Activate laptop’s external port

or restart laptop

Result

Correct image

startup screen

Computer image projected

A	A

19

Image 19

InFocus LP 840 Source Troubleshooting Problem No startup screen, Only startup screen appears, Solution, or restart laptop

Contents

USER’S GUIDE LP840/LP850 INSTALLATION & INTEGRATION PROJECTORFCC Warning TrademarksRemote Control Warning Declaration of ConformityImportant Operating Considerations Table of ContentsPage Projector components and features back Product specificationsProjector components and features front AccessoriesConnector Panel bottom of image Positioning the projectorProjection angle in 43 mode default 100 10 ft high image 100 bottom of image 100% above lens centerRequired computer connections Connecting a computerOptional computer connections connect monitor cable connect BNC cablesconnect RS-232 cable connect CAT-5 cableDisplaying a computer image First-time projector use with Windows The Wizard launches two times Skip this page if you did not connect a USB mouse cable For WindowsFor Windows 2000, Windows ME, and Windows XP Adjusting the image Standard video connections Connecting a video deviceOptional video connections You can also connect to your video device using a BNC cable. Connect the BNC connectors of the BNC cable to the appropriate Computer 3 connec- tors on the projector. Connect the other end to the video port on your video device. Use the A/V cable’s audio connectors as described on the previous page the yellow connectors on the A/V cable are not used release button elevator foot Displaying a video imagecolor adjust Lens Shiftlens shift Screen Save Troubleshooting your setupShutting down the projector Power SavePress the Computer button Activate laptop’s external port Source Troubleshooting Problem No startup screenSolution Only startup screen appearsrange SignalImage fuzzy or cropped Page COLOR COLORLamp must be replaced page Lamp won’t turn on, Temp LED solid red pageMake sure vents aren’t blocked allow projector to cool for one minute Lamp won’t turn on, Lamp LED blinking red pageStill 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 Screen Save automatically blanks the screen after no signals are Blank shows an empty screen Mute turns off all sound IP Address Identifies the projector on the network Cleaning the lens MaintenanceChanging the lens 1 Turn off the projector and unplug the power cable WARNINGS Resetting the lamp timerUsing the security lock Cleaning the dust filterTroubleshooting Projected image size AppendixThe image offset range for the long throw lens is 101 100% to 11 50% The image offset range for the short throw lens is 101 100% to 11 50%The image offset range for the super throw lens is 101 100% to 11 50% LED color/behavior LED BehaviorMeaning RS-232 Port Settings RS-232 commandsCommunication Configuration Command Formatfault Error ConditionsLimitations Write Command ExamplesStep faultfault FunctionStep faultfault FunctionStep faultfault Functionmand faultFunction StepNumerics Page Page WARRANTY LIMITATION AND EXCLUSION Limited WarrantyDISCLAIMER OF UNSTATED WARRANTIES LIMITATION OF LIABILITY Limited Warranty PeriodTo Be Eligible For Limited Warranty Coverage To Obtain Warranty Servicecall InFocus Customer Ser vice directly at IF YOU NEED ASSISTANCE…In Europe InFocus International BV Strawinskylaan 1077 XX Amsterdam LP840/LP850 INSTALLATION & INTEGRATION PROJECTORUSER’S GUIDE InFocus Corporation