Dell PowerEdge C8000 - Manual (Page 177)

Installing System Components 177
Figure 3-25. Removing and Installing the Infiniband Mezzanine Card Assembly
5 Remove the screw securing the mezzanine card bridge board to the
bracket. See Figure 3-26.
6 Pull the mezzanine card bridge board away from the mezzanine slot.
See Figure 3-26.
1 M3 screws (2) 2 Infiniband mezzanine card assembly