IBM N6270, Hardware And Service Manual

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About this task
v
You can use this procedure only with systems running Data ONTAP 7.3.5 and
later releases in the Data ONTAP 7.3 release family. Do not use it for systems
running Data ONTAP 8.0 or later.
v
The term boot device refers to the USB boot media.
Shutting down a node
When replacing the boot device in a system running Data ONTAP 7.3.5 or later in
the 7.3 release family, you should shut down the system.
About this task
If your system has:
v
Two controller modules in the same chassis, you must leave the power supplies
turned on to provide power to the partner node.
v
One controller module in the chassis, but is part of an HA pair or in a
stand-alone configuration, you should turn off the power supplies in the target
node chassis.
Procedure
1. Shut down the system or node.
If the system is in... Then...
A stand-alone configuration and is running
1. Enter the following command at the
console:
halt -t 0
2. Go to the next step.
A stand-alone configuration and is not
running Go to the next step.
An HA pair
1.
Check the status of the target node by
entering the following command at the
console:
cf status
2. Take one of the following actions,
depending on the result of
cf status
command:
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If the target node is not running or has
been taken over by the partner node,
go to the next step.
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If the target node has not been taken
over by the partner node and is
running, enter the following
command, and then go to the next
step:
cf takeover
2. If applicable, turn off the power supplies, unplug both power cords from the
power source and then remove the power cords.
Opening the system
To access components inside the controller module, you must open the system.
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IBM System Storage: N6200 Series Hardware and Service Guide