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Common problem resolution 17
Activity
LED (1)
Online LED
(2)
Fault LED
(3)
Interpretation
On Off Off Do not remove the drive.
The drive is being accessed, but (1) it is not configured as part of an
array; (2) it is a replacement drive and rebuild has not yet started; or
(3) it is spinning up during the POST sequence.
Flashing Flashing Flashing
Do not remove the drive. Removing a drive may cause
data loss in non-fault-tolerant configurations.
One or more of the following conditions may exist:
• The drive is part of an array being selected by an array
configuration utility
• Drive Identification has been selected in HP SIM
• The drive firmware is being updated
Off Off On
The drive has been placed offline due to hard disk drive failure or
subsystem communication failure.
You may need to replace the drive.
Off Off Off One or more of the following conditions may exist:
• The drive is not configured as part of an array
• The drive is configured as part of an array, but it is a
replacement drive that is not being accessed or being rebuilt yet
• The drive is configured as an online spare
If the drive is connected to an array controller, you may replace the
drive online.
SAS and SATA hard drive LED combinations
NOTE: Predictive failure alerts can occur only when the server is connected to a Smart Array controller.
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, or it is part of an array that is undergoing
capacity expansion or stripe migration.