mitsubishi ws55511 on craigs list

im thinking of buying a mitsubishi ws55511 off cl the guy says it needs to be reset by a service tech he says it turns on but needs to be reset by atech thecall would be 120 for the tech i was wondering if this is something that i could do at home with your help theguy wants &5 bucks for the tv and he says he will deliver is this too good to be true????? what would you guys do to fix the problem thanx iv heard great things about this board hope you can help me.