Instruction Manual

CAUTION:

Diagnostic tests can temporarily lock the transmit and receive speed of the link s during

diagnostic testing.

For i nformation about speciﬁc diagnostic tests, refer to the latest version of the HP

StorageWorks Fabric OS administrator guide or type help followed by the name of

the diagnostic test.

Powering on and off

4Gb SAN Switch power is provided by the enclosure. The 4Gb SAN Switch will run

PO ST by default each time power to the enclosure is turned on. The POST process

canlastaslongasthreeminutes.

To remove power from the switch, remove the 4Gb SAN Switch from the enclosure

interconnect bay.

NOTE:

Each time the 4Gb SAN Switch is power ed on, its settings are restor ed to the last

saved conﬁguration.

Interpreting LED activity

You can monit

or switch activity and status by checking 4Gb SAN Switch LEDs.

There are thr

ee possible LED states: no light, a steady light, or a ﬂashing light. The

steady ligh

ts and ﬂashing lights can be green or amber.

The LEDs ﬂas

h any of these colors during boot, POST, or other diagnostic tests. This is

normal and does not indicate a problem unless the LEDs do not indicate a healthy state

after all boot processes and diagnostic tests are complete. A healthy state is indicated

by a steady green light. See Table 1 2 for details about LED activity.

Brocade 4Gb SAN Switch for HP c-Class BladeSystem