Dell POWEREDGE M915 - Manual (Page 254)

254 Installing Blade Components
Figure 3-49. Installing and Removing a Heat Sink (PowerEdge M605)
4 Remove the heat sink.
Set the heat sink upside down on the work surface to avoid contaminating
the thermal grease.
5 Use a clean, lint-free cloth to remove any thermal grease from the surface
of the processor shield.
1 heat sink 2 screws (4)
3 socket CPU2 4 socket CPU1
2
1
4
3