3. Turn on each connected device, according to the power-on sequence that is
described in the documentation that comes with the device.
4. Connect the power cables and turn on both power switches on the rear of the
expansion enclosure.
5. Make sure that only the power (green) LEDs on the front and rear are lit. If one
or more of the fault (amber) LEDs are lit, see Chapter 6, “Solving problems,” on
page 127 for instructions.
6. Use the RAID controller management software as applicable to check the status
of the expansion enclosure.
Chapter 4. Operating the storage subsystem and expansion enclosure 91