HP 600 Modular Disk System - Manual (Page 6)

Component identification 6
Front panel LEDs and button
Item Description Status
1 Hard drive LEDs
Normal mode
(UID LED is solid) Green = The drive is online, but is not
currently active.
Flashing irregularly green = The drive is
active and it is operating normally.
Flashing green (1 Hz) = Do not remove
the drive. Removing the drive may
terminate the current operation and
cause data loss. 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.
Flashing amber/green = 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 = Drive failure, link failure, or
mismatched configuration.
Off = The drive is offline, a spare, or not
configured as part of an array.