3PAR InForm® OS 2.3.1 Messages and Operator's Guide (320-200181 Rev B, February 2010)

4.14
Understanding Component Numbering
Messages and Operator’s Guide InForm OS Version 2.3.1
Figure 4-12 and Figure 4-13 illustrate individual drive chassis components and how they are
numbered. Fibre Channel ports in the Fibre Channel Arbitrated Loop (FCAL) at the sides of the
drive chassis enable connection to the controller nodes.
Figure 4-12. Drive Chassis - Front View, Drive Magazine Bay Numbering
Figure 4-13. Drive Chassis - Rear View, Port Numbering
0148_L_R2
0406_L_R1
FCAL-B FCAL-A
B3
B2
B1
B0
Drive Chassis
Power Supply
Drive Chassis
Power Supply
A0
A1
A2
A3