someone help me please..i was surfing the net and then my powerbook starts making this crackling sound..freaked me out..so i close everything and restarted.but not its stuck at boot with the folder icon and still makes the crackling sound...i copied a big file and after that it started making the sound..btw its a pb15" SD 1Ghz .. i dunno what to do here...help
edit..ok i think its the harddisk thats making the noise.