HP 3PAR StoreServ 7450 Storage Service Guide

Table 4 Drive PCM LED Descriptions (continued)
IndicatesAppearanceLEDIcon
No AC power or fault or out of toleranceOn
AmberDC Output Fail
Firmware downloadFlashing
I/O Modules LEDs
I/O modules are located on the back of the system. I/O modules have two mini-SAS universal
ports, which can be connected to HBAs or other ports and each port includes External Port Activity
LEDs, labeled 0–3. The I/O module also includes a Power and Fault LED.
Figure 5 I/O Module
Figure 6 I/O Module LEDs
Table 5 I/O module LEDs
MeaningStateAppearanceFunctionIcon
Power is onOnGreenPower
Power is offOff
Storage System Component LEDs 9