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Chapter 5: Advanced Serverboard Setup
5-7
Installing a Passive CPU Heatsink
Do not apply any thermal grease to the heatsink or the CPU die -- the 1.
required amount has already been applied.
Place the heatsink directly on top of the CPU so that the heat sink screws are 2.
aligned with the mounting holes on the back plate.
Make sure the screwdriver torgue setting is no more than 5.0 Kgf-cm (4.3 lbf-3.
in) and keep the heat sink direction vertical.
Tighten each screw a few turns at a time while alternating between the two 4.
until fully tightened.
Figure 5-3. SNK-0043P Heatsink
No. 1 Screw
No. 2 Screw
Removing the Heatsink
Warning: We do not recommend removing the CPU or the heatsink. How-
ever, if you do need to remove the heatsink, please follow the instructions
below to prevent damage to the CPU or other components.
Unscrew the heatsink screws from the motherboard a few turns at a time, 1.
alternating between the two until the screws can be removed.
Gently2. wriggle the heatsink to loosen it from the CPU. (Do not use excessive
force when wriggling the heatsink!)
Once the heatsink is loose, remove the it from the CPU socket.3.
Clean the surface of the CPU and the heatsink, removing the used thermal 4.
grease. Reapply the proper amount of thermal grease on the surface before
re-installing the CPU and the heatsink.
!