Black vertical line. I have a 2" vertical black line running down the left side of my screen. It

Question

I have a 2" vertical black line running down the left side of my screen. It started out as a thin greenish line then eventually turned all black. It is out of warranty so Sony wants over $1000 to replace it. Any suggestions? It is a Sony 42" flat panel display Model FWD-42PV1/B.