Asus ESC4000 G2 - Manual (Page 30)

Chapter 2: Hardware setup 2-8
2. Twist each of the four screws with
a Philips (cross) screwdriver just
enough to attach the heatsink to
the motherboard. When the four
screws are attached, tighten them
one by one to completely secure
the heatsink.
2.2.2 Installing the CPU heatsink
Tighten the four heatsink screws in a
diagonal sequence.
A B
B A
To install the CPU heatsink:
1. Place the heatsink on top of the
installed CPU, ensuring that the four
fasteners match the holes on the
motherboard.