Acer aspire 5520 dont turns on


Nov 3, 2012
Hello to all!
I have a prblem with my Acer Aspire 5520g (AMD Turion 64 x2. 2,0GHz cpu, Nvidia GeForce 8400m 128mb dedicated video memory, with turbocache upt 2gb with latest driver,WD SCORPIO 320gb hdd, 4gb ram)
It doesn't turns on and i dont know whats happening, it jus power button flashes without stoping and it automaticaly turns in turns ou in out bu screen doesnt eve give a light :( someone can help me or i can throw it out? my notebook is about 4 years old i bought him for 1000$ i those days when it came out :( so i dont wanna to get rid of my spended money so fast :D
if got any ideas please write down.
Some people says that after few years this aspire model just flyes, somthing with west and north bridges and some says that their gpu fryies.