Average lamp expectancy is about 2000 hours. If the TV shuts off the lamp intermittantly and then powers back on after a minute or so, a lamp change is probably in order.
One can purchase a Sony SXRD projection television at Amazon, Sony, Crutchfield, eBay, as well as many other retailers that sell projection televisions.
Some of the typical problems encountered with Sony projection tvs are the tube going out and the loss of color. Sony TVs are under warranty for the first year.
To change the projection lamp in a Sony KF-50WE620 TV, first ensure the TV is unplugged and cooled down. Locate the lamp cover at the back of the TV and remove it by unscrewing the screws. Then, pull out the old lamp and insert the new lamp in its place. Finally, secure the lamp cover back and plug in the TV to test the new lamp.
A Sony kdf s55a20 is a 55 inch LCD rear projection lamp for a Television a normal retail price is around 66 dollars , http://www.amazon.com/Sony-KDF-E55A20-55-Inch-Projection-Television/dp/B0009Y2EXI
There are several affordable online stores where a Sony Projection television can be purchased. Some of these include Amazon, Buy Electronics Discount, and Best Appliances Store.
The best brand when looking to buy a cheap projection TV would be Sony. This would be the way to go, because they are a great brand, they are cheap, and they have great quality in their TV's, especially projection TV's.
You should Clean your Sony boom box with your memorex opti disc cleaner at least once or twice a week.
Sony SXRD is an acronym for Silicon X-tal Reflective Display. This refers to projection in 4K resolution. This technology is said to give the finest clarity, contrast, and detail. The SXRD is available on Sony projectors.
It is a matter of opinion as to which brand is the best for projection tvs. Some people will love the brand while others will not like it at all. Sony tends to be a great brand in everything.
Replacing these might be beyond your abilities, let a trained technician do it.
Believe or not, rear projection TVs are still in high demand. These types of TVs are widely available from most electronics manufacturers, such as Sony, Mitsubishi, Panasonic, Toshiba, and Samsung.
Amazon.com will have the product along with other sites like dlplamps.com and purelandsupply.com. You will want to shop around for a bargain and in fact you should look into this before you decide to buy a projection television as many lamps are extremely expensive to replace and don't have a long life.