LED Descriptions
96-30065-001 Rev. A0
DataDirect Networks EF4024 FC RAID System Setup Guide | 48
A.3
Disk Drive LEDs
You must remove the enclosure bezel to facilitate visual observation of disk LEDs.
Alternatively, you can use management interfaces to monitor disk LED behavior.
Figure 20
illustrates the two LEDs on a disk module. The LEDs are defined in
Table 5
.
Further details on LED behavior are provided in
Table 6
and
Table 7
.
Table 5. Disk Module LED Description
LED
Color
Status
Power/Activity
Green
On
The disk drive module is operating normally
Flashes
The disk drive is initializing, active and processing I/O, performing
a media scan, or the vdisk is initializing or reconstructing
Off
If Fault LED is also OFF, the disk is not powered on
Fault
Amber
On
The disk has failed, experienced a fault, is a leftover, or the vdisk
that it is associated with is down or critical
Flashes
Disk is receiving an identify command; or locates a leftover (also
see Blue)
Off
If Power/Activity LED is also off, the disk is not powered on
Blue
Flashes
Leftover disk from vdisk is located (alternates flashing amber)
Power/Activity
Fault
Figure 20. Disk Module LEDs