User`s guide

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5: Troubleshooting
Table 5-6 explain what the LEDs in Figure 5-5 indicate.
Drive Carrier Module LEDs
Each disk drive module has two LEDs, an upper (green) and a lower (amber), as shown
in Figure 5-6.
Figure 5-6 Drive Carrier Module LEDs
Table 5-7 explains what the LEDs in Figure 5-6 indicate.
Table 5-6 JBOD LRC I/O Module LEDs
LED Description Corrective Action
ESI fault
This LED illuminates amber and the
audible alarm sounds when the ESI
processor detects an internal problem.
Check the drive carrier
modules and PSU/cooling
modules. If the problem
persists, contact your service
provider.
FC-AL signal present These LEDs illuminate green when the
port is connected to an FC-AL.
Check the cable connections.
If the problem persists,
contact your service provider.
Table 5-7 Disk Drive LED Function
Green LED Amber LED State Remedy
Off Off Disk drive not connected; the drive is not
fully seated.
Check that the drive is fully seated
On Off Disk drive power is on, but the drive is
not active.
N/A
Drive fault LED
Drive activity LED