There may be a shock hazard any time you open an electronic device. Especially in the case of older TVs, there are often some fairly high voltage components, and large capacitors that can retain a charge for a considerable length of time even when the device is not plugged in.
That means I am specifically NOT telling you that it will be fine, especially if your first response to seeing something you don't recognize is "imma poke it and see what happens". That said, I personally wouldn't have many qualms about taking it apart if necessary (especially if the alternative is "chuck it off the balcony and hope it bounces into the moving van"), I'd just exercise reasonable caution when doing so.
This questions is not really clear to me.Do you want to correct a dark projection screen in a rear projection TV or are you talking about a real projection screen?Thanks for clarifying.Otto TrommBeamax
Yes.
This Television is a rear projection CRT display. Front projection uses a self contained "Projector" usually hanging from the ceiling and shoots the image onto a fabric screen or wall. The projector in the RCA HD52W59 is actually inside the base of the unit and the projected image is bounced off of a mirror and onto the back of the screen There are many types or Rear Projection displays: CRT, LCD, DLP, LED and Laser.
You can purchase rear projection televisions at garage sales and websites such as Ebay and Craiglist since they are not made alot anymore. They have been replaced by flat screen televisions.
A good projection on the screen that you are using. Also you want to make sure that it will be able to hook up to your computer to use it so you can show things.
Rear-projection technology allows for large displays; rear-projection televisions range from 42" to 80" on the diagonal. Furthermore, rear-projection televisions are comparably less expensive than similarly sized plasma televisions. The rear-projection television is also very simple to set up, as no drywall work is required.
Samsung's 63-inch PN63B550 was the largest rear-projection Tv on the market.
The sediment you speak of could be a few causes. Dust collecting on the lens of the tubes or possibly, mold growing in the CRT cooling fluid. Then again, sometimes the rear of the projection screen will collect dust and cobwebs, etc.
This is a replacement part of Panasonic rear projection televisions. The lamp provides the light for the images on the screen. www.howstuffworks.com has a great guide to how they work.
Rear projection in road traffic is used to help a driver see what is behind them. There are blind spots when a driver tries to see what is behind their vehicle, but a rear projection can help them see what they can't.
the outage probably drained your projection tv out of power, sometimes, it happens, sorry to hear that, projection tv's are rare these days, Happy Christmas!
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