IBM FC 2704 Installation Instructions Manual page 32

Figure 21. Attaching the cable management arm
__ 10. See Figure 22. Connect and route the cables through the cable management arm and unit opening.
Figure 22. Connect and route cables
__ 11. Secure the cables to the side of the rail as shown in Figure 22.
26
FC 2704, 2725, 2748, & 5512