Fujitsu PRIMERGY RX2540 M2 Upgrade And Maintenance Manual page 291

8.6.1.9 Installing the FBU on the riser card holder
Figure 186: Installing the FBU in the holder
Ê At a slight angle, fit the FBU under both retaining brackets of the holder.
I
Insert the FBU in the direction as shown.
Ê Push in the FBU until it locks in place.
Ê Ensure that the FBU is properly seated in the holder as shown.
Figure 187: Position of the shoulder screw caps
RX2540 M2
Upgrade and Maintenance Manual
Expansion cards and backup units
291