HP 3PAR StoreServ 7450 Storage Troubleshooting Guide

Disk Drive LEDs
These LEDs are located on the front of the disk drives.
Figure 11 Disk drive LEDs
Table 4 Disk drive LEDs
IndicatesAppearanceLEDCallout
On – Normal operationGreenActivity1
Flashing – Activity
On – Disk failed and is ready to be
replaced.
Flashing – The locatecage command
is issued (which blinks all drive fault LEDs
AmberFault2
for up to 15 minutes (The I/O module
Fault LEDs at the rear of the enclosure also
blink). Fault LEDs for failed disk drives do
not blink.
Storage System Component LEDs
The storage system includes the following components in the enclosure at the rear of the system.
Power Cooling Module LEDs
The PCM has four or six LEDs, depending on PCM, and all are located in the corner of the module.
Storage System Component LEDs 13