VERITAS NetBackup 5230 Hardware Installation Manual page 126

Adding 2U12 storage shelves to an operational NetBackup 5230 Appliance
5
Locate the SAS port LEDs.
Note: The illustration shows the LEDs for port B in the top I/O module. The
LEDs for all six ports are the same.
The Fault LED is the LED that is farthest from the SAS port.
The Activity LED is the LED that is closest to the SAS port.
The following table describes the SAS port LEDs.
Note that the combination of both LEDs provides the status.
Status
No cable present
Cable present, no activity
Cable present, all links
active
Critical fault
Non-critical fault
6
Move to the front of the storage shelf.
Turning on the hardware and verifying operation
Activity (green) LED
Off
On
Blinking if one or more disk
drives are active.
Off
Blinking if one or more disk
drives are active.
Fault (amber) LED
Off
Off
Off
On
Blinking at a rate of one
second on, and one second
off.
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