Originally Posted by antarius
It does that because it notices a lack of airflow over the components inside, by removing the Plexi-Glass cover the air that *was* flowing escaped through the side, so it increased the RPM of the seven fans (from near silent, to deafeningly loud) to increase the airflow.
We love our macs =].
werd... i wanted to see if it really did detect it. it detected it right when i removed the cover

h: :chuckles: