Asus RS161-E4/PA2 - Manual (Page 24)

Chapter 2: Hardware setup 2-8
2.3.2 Installing the heatsink and fan-duct
The AMD Opteron™ socket-F(1207) 2200 series processors require a
specially designed heatsink and fan-duct to ensure optimum thermal
condition and performance.
Follow these steps to install the CPU heatsink.
1. Place the heatsink on top of the
installed CPU, making sure that
the screw holes are matched with
the heatsink standoffs.
Make sure that you use only qualified heatsink assembly.
2. Secure the heatsink with two
screws.
Make sure that the heatsink
is not skewed or tilted
otherwise, the CPU will
overheat.
3. I f y o u i n s t a l l e d a s e c o n d
processor, repeat steps 1-2 to
install the second heatsink.
Follow these steps to install the fan-duct.
1. Position the fan-duct on top of
the heatsink.
2. Carefully lower the fan-duck until
it fis in place.