VERITAS 5250, Hardware Installation Manual

Page: 61 / 151

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 farthest from each SAS port.
The Activity LED is closest to each SAS port.
The following table describes the SAS port LEDs. The combination of both
LEDs provides the status.
Fault (amber) LED Activity (green) LED Status
Off Off No cable present
Off On Cable present, no activity
Off Blinking if one or more disk
drives are active. Cable present, all links
active
On Off Critical fault
Blinking at a rate of one
second on, and one second
off. Blinking if one or more disk
drives are active. Non-critical fault
6
Move to the front of the storage shelf.
61 Installation procedures
Turning on the hardware and verifying operation