224 Upgrade and Maintenance Manual
RX2520 M4
Expansion cards and backup units
9.5.1.3 Preparing the FBU345 (EP5x0i)
Figure 131: Installing the FBU in the FBU holder
Ê At a slight angle, fit the FBU under the both retaining brackets of the FBU
holder as shown
Ê Push in the FBU until it locks in place.
Ê Ensure that the FBU is properly seated in the FBU holder.
Ê Connect the FBU cable to the FBU adapter cable.