Press and hold the processor retaining bracket in place, and then close each processor locking lever.
11.
Press only in the area indicated on the processor retaining bracket.
Remove the thermal interface protective cover from the heatsink.
12.
Install the heatsink:
13.
Position the heatsink using the guide pin on the processor back plate.
a.
Tighten one pair of diagonally opposite screws halfway, and then tighten the other pair of screws.
b.
Hardware options installation 68