dead!

I have a question regarding the Mitsubishi WS-55857 1080HD rear projection television. This tv is nearing ten years old now but has always worked great. The problem: When I hit the power button to turn it on, the tv clicks and the green light turns on. After about two seconds it clicks again...

Long story short (please don't ask for more right now - I am losing it after this) my dual ED 19ov.02 LLT sono build just wont work. I am not handy and made too many errors that added up and ruined the build. I am trying to salvage it my making 2 smaller sealed sonos that I may co-locate to get...