HP StorageWorks 9100 - Extreme Data Storage System Maintenance And Service Manual page 54

Online/activity Fault/UID LED
LED (green) (amber/blue)
Flashing irregularly Amber, flashing
regularly (1 Hz)
Flashing irregularly Off
Off Steadily amber
Off Amber, flashing
regularly (1 Hz)
Off Off
Interpretation
The drive is active, but a predictive failure alert has been
received for this drive. Replace the drive as soon as possible.
The drive is active and it is operating normally.
A critical fault condition has been identified for this drive and the
controller has placed it offline. Replace the drive as soon as
possible.
A predictive failure alert has been received for this drive.
Replace the drive as soon as possible.
The drive is offline, a spare, or not configured as part of an
array.
Component identification 54