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Server component identification 63
Hot-plug SAS or SATA hard drives
Figure 57 Hot-plug SAS or SATA hard drive LEDs
Table 16 Hot-plug SAS or SATA hard drive LEDs
Item Description Status
1 Fault/UID status Amber = Drive failure
Flashing Amber = Fault-process activity
Blue = Unit identification is active
Off = No fault-process activity
2 Online/Activity Status Green = Drive activity
Flashing green = High activity on the drive or the drive is being configured as
part of an array
Off = No drive activity
Table 17 Hot-plug SAS or 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.