Table 2 Front panel LED and button descriptions
StatusDescriptionItem
Green = The drive is online, but it is not currently
active.
Hard drive LEDs
Normal mode (UID LED is off)
1
Flashing irregularly green = The drive is active and
operating normally.
Flashing green (1 Hz) = The drive is rebuilding, or
it is part of an array that is undergoing expansion,
logical drive extension, a stripe size migration, or
RAID migration.
CAUTION: Do not remove the drive. Removing
the drive may terminate the current operation and
cause data loss.
Flashing amber/green = The drive is configured and
indicating a predictive failure. The drive may also
be undergoing a rebuild, expansion, extension, or
migration.
Flashing amber (1 Hz) = A predictive failure alert
has been received for this drive. Replace the drive
as soon as possible.
Amber = A drive failure, link failure, or mismatched
configuration has occurred.
Off = The drive is offline, a spare, or not configured
as part of an array.
Green = The drive is selected by a management
application and operating normally.
Hard drive LEDs
Drive Locate mode (UID LED is solid)
Flashing amber (1 Hz) = The drive is not selected
and is indicating a predictive failure.
Flashing amber/green = The drive has been
selected by a management application and is
indicating a predictive failure.
Amber = The drive might or might not be selected
and is indicating drive failure, link failure, or
mismatched configuration.
Blue = The drive is in Locate mode/Safe to remove.
Flashing Blue = The drive is in Locate mode/Do not
remove.
Off = The drive is not selected.
Blue = The drive is in Locate mode. The UID LED
is enabled from the UID button
UID button/LED2
Off = The UID LED is disabled.
Green = The system health is good.Internal Health LED3
Off = The system is off.
Amber = The enclosure requires a service check.
Check the I/O module, fan and power supply LEDs,
and AC power cables to power supplies.
GSI LED4
Off = The enclosure is functioning normally.
34 Component identification
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