Overhead projectors use a bright lamp and mirrors to display text or images from a transparency sheet on a wall or screen. If your projector displays a shadow when projecting, you must troubleshoot ...
When you use a projector lamp too long, it can shatter and destroy the internal components of the projector. The Sharp LCD projectors have an automatic timing system that alerts you when the lamp ...
[j] sent in this nice writeup on how to revive a dead projector. he managed to pick one up for $20 that had a broken bulb. While the prices of bulbs have come down considerably, they can still be a ...
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