BOXLIGHT CD-850m manual Maintenance, Cleaning the lens

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Maintenance

Cleaning the lens

1Apply a non-abrasive camera lens cleaner to a soft, dry cloth.

Avoid using an excessive amount of cleaner, and don’t apply the cleaner directly to the lens. Abrasive cleaners, solvents or other harsh chemicals might scratch the lens.

2Lightly wipe the cleaning cloth over the lens in a circular motion. If you don’t intend to use the projector immediately, replace the lens cap.

clean the lens

with a soft dry cloth and non-abrasive cleaner

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Contents User’s Guide Trademarks Safety CertificationsRemote Control Warning Declaration of ConformityTable 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 2000, Windows ME, and Windows XP Skip this page if you did not connect a USB mouse cableFor Windows Wizard launches three timesAdjusting 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 Feet/m Optional AccessoriesProjected image size Image WidthUSB NumericsLED XGA Limited Warranty Boxlight