HP ProLiant ML350 G6 Server - Manual (Page 17)

Component identification 17
SAS and SATA hard drive LED combinations
Online/activity
LED (green)
Fault/UID LED
(amber/blue)
Interpretation
On, off, or flashing Alternating amber
and blue
The drive has failed, or a predictive failure alert has been received
for this drive; it also has been selected by a management
application.
On, off, or flashing Steadily blue The drive is operating normally, and it has been selected by a
management application.
On Amber, flashing
regularly (1 Hz)
A predictive failure alert has been received for this drive.
Replace the drive as soon as possible.
On Off The drive is online, but it is not active currently.
Flashing regularly
(1 Hz) Amber, flashing
regularly (1 Hz) Do not remove the drive. Removing a drive may terminate the
current operation and cause data loss.
The drive is part of an array that is undergoing capacity expansion
or stripe migration, but a predictive failure alert has been received
for this drive. To minimize the risk of data loss, do not replace the
drive until the expansion or migration is complete.
Flashing regularly
(1 Hz) Off Do not remove the drive. Removing a drive may terminate the
current operation and cause data loss.
The drive is rebuilding, erasing, or it is part of an array that is
undergoing capacity expansion or stripe migration.
Flashing irregularly Amber, flashing
regularly (1 Hz)
The drive is active, but a predictive failure alert has been received
for this drive. Replace the drive as soon as possible.
Flashing irregularly Off The drive is active, and it is operating normally.
Off Steadily amber A critical fault condition has been identified for this drive, and the
controller has placed it offline. Replace the drive as soon as
possible.
Off Amber, flashing
regularly (1 Hz) A predictive failure alert has been received for this drive. Replace
the drive as soon as possible.
Off Off The drive is offline, a spare, or not configured as part of an array.