3PAR InForm® OS 2.2.4 Messages and Operator's Guide (320-200119 Rev A, March 2009)

4.13
Understanding Component Numbering
InForm OS Version 2.2.4
3PAR Confidential
Figure 4-11. Drive Chassis - Front View, Drive Magazine Bay Numbering
Figure 4-12. Drive Chassis - Rear View, Port Numbering
4.3.4.1 Drive Magazine Allocation
For highest availability and data protection, drive magazines are placed on different loops and
internal power domains by loading them in the order described in by Table 4-2 on page 4.14.
The following figure shows the drive magazine 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
NOTE: See the systems planning document or 3PAR Systems Assurance and Pre-
Site Planning Guide drive magazine allocation instructions specific to your system.