Fujitsu PRIMERGY RX1330 M5 Upgrade And Maintenance Manual page 214

Expansion cards and backup units
Figure 160: Routing the FBU cable
Figure 161: Routing the FBU cable (RX1330 M5S)
▶ Route the FBU cable as shown in the figure.
Installing a second FBU
▶ Install a second RAID controller in slot 3, see
"Installing an expansion card"
on page 195.
214 Upgrade and Maintenance Manual RX1330 M5