BOXLIGHT CD-454m manual Problem Color or text not being projected, Problem Image is out of focus

Page 46

M a i n t e n a n c e	&	T r o u b l e s h o o t i n g

•Make sure your computer’s video board is installed and con- figured correctly.

•Make sure your computer has a compatible video board. The projector isn’t CGA, EGA or SXGA compatible.

If you’re using Windows 98:

1Open “My Computer” icon, the Control Panel folder and then the Display icon.

2Click the Settings tab.

3Verify that the Desktop area is set to 1024x768 or less.

Problem: Color or text not being projected

•You might need to adjust the brightness up or down until the text is visible. Refer to “Brightness” on page 21 for more infor- mation.

Problem: The screen resolution is not right

•Make sure the computer’s video card is set for a resolution of no greater than 1024x768.

Problem: Image isn’t centered on the screen

•Move the projector to reposition the image.

•Reposition the image using the menu. Refer to “Horizontal position” on page 26 and “Vertical position” on page 26.

•Be sure the projector lens is at a 90 degree angle to the screen.

Problem: Image is too wide or narrow for screen

•Adjust the zoom or projector placement.

•Adjust the resolution of your video card if it’s greater than 1024x768.

Problem: Image is out of focus

•Turn the projection lens to focus the image.

•Make sure the projection screen is at least 5 feet (1.5 m) from the projector.

•Check the projection lens to see if it needs cleaning.

38

Image 46

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 IntroductionUnpacking the Projector CompatibilityAnything is missing 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 Basic Image Adjustment Using the ProjectorUsing the Remote Control 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 Cleaning the Lens Maintenance & TroubleshootingReplacing the Projection Lamp 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 Image isn’t centered on the screen Problem Color or text not being projectedProblem The screen resolution is not right Problem Image is too wide or narrow for screenProblem Image is noisy or streaked Problem Image and menus are reversed left to rightProblem no sound 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