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5–16
HSG80 Array Controller V8.7 Maintenance and Service Guide
Upgrading the Subsystem
NOTE: A controller restart can take as long as 60 seconds, indicated by the temporary
cycling of the port LEDs and a F
LASHING
reset button. Disregard messages pertaining
to misconfigured controllers or failover status. When controller B has restarted, it
automatically shuts down Controller A.
f.
Install the program card ESD cover on Controller B.
13. Verify that Controller B completed initialization:
a.
Connect the PC or terminal to the maintenance port of Controller B.
b.
Make sure that the CLI prompt for Controller B appears.
IMPORTANT: Wait for the CLI prompt before proceeding.
c.
Verify Controller A is shutdown, the reset button and the first three LEDs turn
on (See Figure 5–2). Proceed only after the reset button stops flashing and
remains on.
14. Upgrade the software on Controller A by performing the following steps:
a.
Remove the program card ESD cover from Controller A.
b.
Press and hold the controller reset button while ejecting the old program card.
c.
After ejecting the program card, release the reset button.
d. Press and hold the reset button while inserting the new program card.
e.
After the card is fully inserted, release the button.
NOTE: A controller restart can take as long as 60 seconds, indicated by the temporary
cycling of the port LEDs and a F
LASHING
reset button. Disregard messages pertaining
to misconfigured controllers or failover status.
f.
Install the program card ESD cover on Controller A.
CAUTION: Stop at this point when upgrading the initiator site controllers and proceed
to upgrade the target site controllers.
Failure to stop at this point, without fully upgrading the target site controllers, could
cause the initiator and target site controllers to crash and prevent the host from
accessing data storage in these subsystems.
Continue the rolling upgrade by using the following procedure on the target site
controllers: