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Chapter 3
Connecting the Sun StorageTek 5220 NAS Appliance
51
Powering On the System
This section describes how to power on the appliance, controller units, and
expansion units for the first time and how to power on the devices after the first
time.
Caution –
Use the correct initial power-on sequence for your configuration. Failure
to follow the correct procedure will result in an inoperative system.
■
If you have an appliance and a controller unit only, see
“To Power On the
Appliance and Controller Unit Initially” on page 52
.
■
If you have an appliance, a controller unit, and one or more expansion units, see
“To Power On the Appliance, Controller Unit, and Expansion Units Initially” on
page 54
.
■
If you are powering on a system again after initially powering it on, see
“To
Power On the System After a Shutdown” on page 55
.
Note –
If you are using a UPS, connect all units to the UPS.
Note –
To achieve fault tolerance, units with two power supplies must receive
power from two different AC circuits.
Summary of Contents for 5220
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