HP 3PAR InForm OS 3.1.1 Messages and Operators Guide

Figure 24 Numbering of PDUs
Each PDU has two power banks, each with a separate circuit breaker, to be used exclusively for
storage system components (Figure 25 (page 28)).
Figure 25 PDU Power Banks
WARNING! To avoid possible injury, damage to storage system equipment, and potential loss
of data, do not use the surplus power outlets in the storage system PDUs. Never use outlets in the
PDUs to power components that do not belong to the storage system or to power storage system
components that reside in other cabinets.
Controller Node Numbering
The F-Class Storage System contains two or four nodes per system. Controller nodes are numbered
from top to bottom node 0 and node 1 for a two node system, and node 0, node 1, node 2, node
3 for a four node system.
28 Component Numbering for F-Class Storage System