System Hardware Installation - 24 -
3-3 Removing the Heat Sink
Follow these instructions to remove/install the fan duct:
1. Loosen the captive screws securing the heatsink in place in reverse order (4
g
3
g
2
g
1).
2. Lift and remove the heat sink from the system.
3. To reinstall the heat sink reverse steps 1-2 while ensuring that you tighten the captive screws in
sequential order (1
g
2
g
3
g
4) as seen in the image below.
2
4
3
1
When installing the heatsink to CPU, use PHILLIPS #2-Lobe driver to tighten 4 captive nuts in
sequence as 1-4. The screw tightening torque: 0 ± 0.5 kgf-cm (22.0± 1.0 lbf-in).