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Replacing, moving, or adding hard drives 22
Replacing, moving, or adding hard drives
In this section
Identifying the status of a hard drive......................................................................................................... 22
Recognizing hard drive failure................................................................................................................. 23
Replacing hard drives............................................................................................................................. 24
Moving drives and arrays ....................................................................................................................... 28
Adding drives........................................................................................................................................ 28
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/ID 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.