The computer system 8, wherein {HEAD ~ the active cooling mechanism} is activated when the heat sink is removed from {TAIL ~ the computer apparatus} and deactivated when the heat sink is inserted in the computer apparatus 
The computer system 8 , wherein { HEAD ~ the active cooling mechanism } is activated when the heat sink is removed from { TAIL ~ the computer apparatus } and deactivated when the heat sink is inserted in the computer apparatus
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH