HP 3PAR InForm OS 3.1.1 Messages and Operators Guide

Controller Node LEDs
Depending on configuration, a storage systsem contains between two and eight controller nodes,
all located in the chassis. Controller nodes contain the following LEDs (Figure 50 (page 51)):
Figure 50 Controller Node LEDs
Table 14 Controller Node LED Displays
IndicatesAppearanceLED
Disk is prepared for hot plug.Steady amber lightDisk hot plug
Disk is not prepared for hot plug.No light
In combination with the status LED
blinking green three times per second,
Steady amber lightNode hot plug
indicates the node is prepared for
removal. In combination with the status
LED being solid, indicates a fatal
failure.
The node is not prepared for removal.No light
The node is fully functional and part of
the cluster.
Flashing green light (1 blink per
second)
Node status
The node has a failed or missing power
supply, fan, battery backup unit, or
Flashing amber light (1 blink per
second)
TOD battery but the node is still
operational.
The node is in the process of joining the
cluster.
Steady green light
In combination with the service LED
being solid amber, the node is safe to
remove.
Rapidly flashing green (three times per
second)
An error within the node.Steady amber light
In combination with the service LED
being amber, a fatal node failure.
Solid amber
An Ethernet link.Steady green lightEthernet activity
Using the T-Class Component LEDs 51