HP MSA 30 User Manual page 31

Table 2-3: Interpreting the Drive Status LED Illumination Patterns
Activity Online
LED (1) LED (2)
On, off, or On or off
blinking
On, off, or On
blinking
On or off Blinking
On Off
Blinking Blinking
Off Off
Off Off
HP StorageWorks Modular Smart Array 30 User Guide
Fault Interpretation
LED (3)
Blinking A predictive failure alert has been received for this drive.
Replace the drive as soon as possible.
Off The drive is online and is configured as part of an array.
If the array is configured for fault tolerance and all other
drives in the array are online, you may replace the drive.
Off The drive is rebuilding or undergoing capacity expansion.
Do not remove the drive. Removing a drive could
terminate the current operation and cause data loss.
Off The drive is being accessed, but (1) it is not configured as
part of an array, (2) it is a replacement drive and rebuild has
not yet started, or (3) it is spinning up during the POST
sequence.
Do not remove the drive. Removing a drive could cause
data loss.
Blinking Either (1) the drive is part of an array being selected by an
array configuration utility or (2) Drive Identification has been
selected in Insight Manager.
Do not remove the drive. Removing a drive could cause
data loss in non-fault-tolerant configurations.
On The drive has failed and been placed offline.
You may replace the drive.
Off Either (1) the drive is not configured as part of an array; (2)
the drive is configured as part of an array, but a powered-up
controller is not accessing the drive; or (3) the drive is
configured as an online spare.
If the drive is connected to an array controller, you may
replace the drive online.
Installing the System in a Rack
2-13