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Replacing, moving, or adding hard drives 25
Replacing, moving, or adding hard drives
Identifying the status of a hard drive
When a drive is configured as a part of an array and connected to a powered-up controller, the
condition of the drive can be determined from the illumination pattern of the hard drive status lights (LEDs).
Item Description
1 Fault/UID LED (amber/blue)
2 Online LED (green)
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.