Help Help.. My laptop dying... 蒙古大夫.. dudaan

http://web.wenxuecity.com/BBSView.php?SubID=computer&MsgID=101280

Thanks for the previous help.

I setup the new fan and turn it on. The fan is running. However, with 5seconds, the computer shut down.(before anything showed on screen)

What is the problem? Is it possible that the previous overheat has already hurt the whole system?

Thanks...