HP 3PAR StoreServ 7000 Storage Troubleshooting Guide

Disk Drive LEDs
Disk Drive LEDs are located on the front of the disk drives. Disk drives have two LED indicators.
Figure 11 Location of Disk Drive LEDs
Table 4 Description of Disk Drive LEDs
IndicatesLED AppearanceLEDCallout
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
blinks). Fault LEDs for failed disk drives
do not blink.
Storage System Component LEDs
PCM LEDs
The 764 W PCMs are used in controller node enclosures and include six LEDs. The 580 W PCMs
are used in drive enclosures and include four LEDs. The LEDs are located are located in the corner
of the module.
See Table 5 (page 13) for details of PCM LEDs.
12 Understanding LED Indicator Status