Loud noise! error 4mot/1/40000002:center_lower-frontMy MacBook 2GHz Intel Core Duo has been making an extremely LOUD noise that seems to originate from beneath the top center...
Answer to "LCD flickers when computer not actively in use"I have the same machine (MacBook 2GHz Core Duo), have had the same problem for years and have never received a clear answer on a fix. Here's a link that should give some insight into how prevalent the complaint is and how it's been handled on apple's discussion boards. http://appledefects.com/?p=235