I was going to do a write-up on how DLP technology is used to display a picture on a screen, but Texas Instruments has done a fantastic job of explaining this unique technology. Plus it is in Flash video to boot! Saves me some research and typing... Anyway, here is the link: http://search.dlp.com/
Under certain circumstances, when you have a television or other device needing warranty repair, you may get the rare opportunity to have your set swapped out. This can either be done by the retailer or the manufacturer, depending on which warranty you are being covered under (remember, always get the extended warranty on things you can't fix yourself, like televisions!). Swap outs can happen for different reasons, but are always initiated by a need for authorized repair. A television, in particular, can be swapped out because that is the store or manufacturer's policy on that make or model. Parts may no longer be available or manufactured, especially if the set is not a popular model. If parts are available, but are backordered and the expected shipping date is over a month, then that set will most likely get swapped out. The parts required to fix the television are not replaceable, even by an authorized service center. This commonly happens to Samsung Plasma televisions when ...