User guide

Galaxy 55 User Guide
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2.6.3 2 x 6 Drive Dual Loop Structure with 2 x SS-2x6-FC-DC-IO Modules Installed
The 2 x 6 drive dual loop internal connection structure as shown in Figure 2–12. Connection to the 4 internal loops
is achieved via two rear mounted plug-in, Loop Redundancy Circuit (LRC) I/O Modules in Bays 3/2 and 3/3 which
contai Port Bypass Circuits (PBC) that provide loop resiliency in the event of unplugged or failing drives.
Note Figure 2–12 shows the logical routing of the FC-AL interface through the drive bays, this figure does not represent
the physical wiring of the enclosure.
Figure 2–11 Physical Organization - Dual 12 Drive Dual Loop
Figure 2–12 2 x 6 Drive Dual Loop Layout