i have acer aspire 4520..
the problem is black screen and fan not working properly..
when i turn on power button got black screen (no display) , fan running only 10 second and stop running after 10 second , my dvd rom can open , and my hard disk cannot hear running (no read)..
but power light button still have..
what the problem now..?
anyone can help me..?
thankz for reading and solve..
sorry my bad english...