HP PROLIANT ML330 G6 - Manual (Page 18)

Component identification 18
Hot-plug SATA or SAS hard drive LEDs
Item LED description Status
1 Fault/UID status Amber = Drive failure
Flashing amber = Fault-process activity
Blue = Unit identification is active
Off = No fault-process activity
2 Online/Activity status Green = Drive activity
Flashing green = High activity on the
drive or drive is being configured as part
of an array
Off = No drive activity
The online/activity status LED will not illuminate if using SATA drives connected to the embedded storage
device. In this configuration, SATA hard drive activity can be identified using the hard drive activity LED
on the system front panel.