BOXLIGHT CD-850m manual Range Out

Page 17

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

16

Image 17
Contents User’s Guide Remote Control Warning Safety CertificationsDeclaration of Conformity TrademarksTable of Contents Cables IntroductionIncluded items Projector components and features Optional computer connections Connecting a computerRequired computer connections Connect RS-232 cable ? No startup screen? Get help on Displaying a computer imageFirst-time projector use with Windows For Windows Skip this page if you did not connect a USB mouse cableWizard launches three times For Windows 2000, Windows ME, and Windows XPAdjusting the image Optional video connections Connecting a video deviceStandard video connections Displaying a video image Contrast Shutting down the projector Troubleshooting your setupOnly startup screen appears Source troubleshootingRange Out Page Projector troubleshooting Page Lamp won’t turn on, LED blinking red ColorLamp must be replaced Lamp turns on Regarding this projector Using the keypad buttonsTroubleshooting 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 Screen Save Service Cleaning the lens MaintenanceReplacing the projection lamp Resetting the lamp timer Using the security lock Appendix SpecificationsAccessories Projected image size Optional AccessoriesImage Width Feet/mUSB NumericsLED XGA Limited Warranty Boxlight