BOXLIGHT CD-850m manual Contrast

Page 14

Adjust the zoom or focus rings by rotating them until the desired image size

adjust zoom and focus

and sharpness are produced.

 

zoom

focus

If the image is not square, adjust the keystone using the buttons on the key-

adjust keystone

pad. Press the upper Keystone button to reduce the upper part of the

 

image, and press the lower Keystone button to reduce the lower part.

 

Adjust the volume on the keypad or remote.

adjust volume

contrast

Adjust the Contrast, Brightness, Color, or Tint in the Picture menu.adjust Picture menu

brightness

See page 27 for help with the menus.

color tint

13

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Contents User’s Guide Declaration of Conformity Safety CertificationsRemote Control Warning TrademarksTable of Contents Cables IntroductionIncluded items Projector components and features Optional computer connections Connecting a computerRequired computer connections Connect RS-232 cable Displaying a computer image ? No startup screen? Get help onFirst-time projector use with Windows Wizard launches three times Skip this page if you did not connect a USB mouse cableFor Windows For Windows 2000, Windows ME, and Windows XPAdjusting the image Optional video connections Connecting a video deviceStandard video connections Displaying a video image Contrast Troubleshooting your setup Shutting down the projectorSource troubleshooting Only startup screen appearsRange Out Page Projector troubleshooting Page Color Lamp won’t turn on, LED blinking redLamp must be replaced Lamp turns on Using the keypad buttons Regarding this projectorUsing 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 Advanced settings Settings menu Screen Save Service Maintenance Cleaning the lensReplacing the projection lamp Resetting the lamp timer Using the security lock Appendix SpecificationsAccessories Image Width Optional AccessoriesProjected image size Feet/mNumerics USBLED XGA Limited Warranty Boxlight