I have an 8 years old rear projection TV. Try to

Try holding down the power button until it turns off and then turn it on again.

Tv projection lamp life are over. Wow 6 years with the original lamp,what u want it last for ever.Replaced the tv projection lamp,will solved the problems.

The main board/switch is worn to the point it will not work anymore after a while, I been in the business for years, These are wonderful TV's, yes there are replacement parts but a quick fix your looking for here will be unsuccessful this is the reason I am providing my advice and take a chance on the rating your going to give me. Try www.ebay.com look for people that is saling parts for these TV's.

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/edwy_1a56970cf1ea4620

Check the resisters, that could be the burnt small, also you may need to replace the ICs

Sent me the serial number, and I can check for any re-call ...

my e-mail is <[email protected]>

sounds like loose connections on the convergance amps ic's
http://cmpalmer.blogspot.com/2006/11/fixing-my-own-tv-part-ii.html

Unplug from AC and try again, if it still fails call a service center and give them model #

Red convergence IC defective===Replace Stk392-040 IC's.

Change both for reliability.I use Panasonic brand with no recalls.

let me know how it goes....T.