The document identifies the hardware system components in a classroom including three data sources, three video sources, and three audio sources. The data sources are a LAN/high-capacity PC, laptop computer, and document camera. The video sources are a 35mm slide-to-video converter, DVD player, and S-VHS deck. The audio sources are a gooseneck microphone, stereo speakers, and the DVD player. All of the components are mounted in the lectern or on an equipment rack in the closet and are used to display, play, and output data, video, and audio.

3. The Hardware Systems Components There are three types of hardware system components: Data Sources Video Sources Audio Sources Hardware System Components

4. Hardware System Components The system components are mounted in the lectern and on an e quipment rack in the closet . These components provide the means for displaying Data , Video , and Audio sources.

5. Data Sources There are three types of data sources: Hardware System Components LAN/High-Capacity PC Computer Laptop Computer Document Camera

10. The DVD Player is located on the equipment rack in the closet . Also an audio source , it plays DVD video , DVD sound , and CD sound disc . Hardware System Components Video Sources

12. There are three types of audio sources: Gooseneck Microphone Stereo Speakers DVD Player Hardware System Components Audio Sources

13. Audio Sources A gooseneck microphone is mounted on the lectern . High-fidelity stereo speakers for program sound-audio associated with computers, VHS, and DVD sources are mounted on the wall and in the ceiling . Hardware System Components