Fujitsu PRIMERGY CX2550 M6 Upgrade And Maintenance Manual page 259

System board and components
Removing the defective system board
Figure 176: Removing the screw from the liquid pipe bracket
▶ Remove the screw from the liquid pipe bracket (see circle).
Figure 177: Removing the defective system board
▶ Remove the eight screws (see circles).
▶ Use both hands to lift the system board carefully out of the system board
carrier.
▶ Place the removed and the new system board on an antistatic surface.
Upgrade and Maintenance Manual 259