BOXLIGHT CD-455m, CD-555m, CD-454m manual If you need assistance, call Boxlight at 1-800-762-5757or

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S a f e t y	I n s t r u c t i o n s

•Caution: Don’t set liquids on the projector. Spilled liquids may damage your projector.

•Caution: Don’t place the projector on a hot surface or in direct sunlight.

•Caution: Do not drop the projector. Transport the projector in a BOXLIGHT-approved case; see page 43 for a list of cases.

Important Operating Considerations

Do not place the projector on a tablecloth or other soft covering that may block the vents. In the unlikely event of the bulb ruptur- ing, thoroughly clean the area behind the projector and discard any edible items placed in that area.

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Do not place objects in

this area behind the projector

Customer Service

If you need assistance, call BOXLIGHT at 1-800-762-5757or 360-779-7901.

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Contents Page Safety Certifications Declaration of Conformity Page Table of Contents Appendix IndexSafety Instructions If you need assistance, call Boxlight at 1-800-762-5757or Image Resolution IntroductionAnything is missing CompatibilityUnpacking the Projector Shipping box contents Usage Guidelines Warranty If You Need AssistanceT r o d u c t i o n Setting UP the Projector T , 0 5 mT t i n g O j e c t o r Connecting a Computer Do you want to play your computer’s audio on the projector? Connecting a Video Player Audio Adapter Composite video cable Audio cableAudio Powering up the Projector and Adjusting the Image Turning Off the Projector Using the Remote Control Using the ProjectorBasic Image Adjustment I n g O j e c t o r Adjusting the Projector Using the Keypad and Remote Buttons Standby Using the On-Screen Menus Display Menu Color Volume Treble Bass Audio MenuImage Menu Manual Tracking, Horiz. Posi Horizontal position Controls Menu Auto source select Off Plug and Play Display messagesRear Projection Language Menu Deutsch Espanol StatusStatus Menu Time period that one video frame is displayed I n g O j e c t o r Replacing the Projection Lamp Maintenance & TroubleshootingCleaning the Lens I n t e n a n c e Troubleshooting Removing the lamp module Replacing the Batteries in the Remote Control Using the Security LockTroubleshooting Problem The projector is not running Problem Only the start-up screen displaysProblem Color or text not being projected Problem The screen resolution is not rightProblem Image isn’t centered on the screen Problem Image is too wide or narrow for screenProblem Image and menus are reversed left to right Problem no soundProblem Image is noisy or streaked Problem Lamp seems to be getting dimmerProblem Lamp shuts off Specifications AppendixAccessories Standard Accessories ship with the projectorOptional Accessories Portable and Laptop Activation Chart Key command to Computer Activate port De-activate portFN-F6 FN-F4 FN-F8 NCR Zeos Ctrl-Shift-D Using Video Mirroring with a PowerBook Computer Projected Image Size Distance to Diagonal Width Height Screen ft/m Ft/mIndex D e Page D e Limited Warranty Limitation of Liability