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To power on the system:
1. Plug the power cord into the power cord connector on the back of the drive enclosure. Plug the other
end of the power cord into the rack power source (see
to allow the disks to spin up.
Repeat this sequence for each switchless PSU within each drive enclosure.
2. Plug the power cord into the power cord connector on the back of the controller enclosure. Plug the
other end of the power cord into the rack power source (see
Repeat the sequence for the controller enclosure's other switchless PSU.
Power cord facilitates
power on/power off
To power off the system:
1. Stop all I/O from hosts to the system (see
2. Shut down both controllers using either method described below:
• Use the Storage Management Console to shut down both controllers as described in the online help
and Lenovo Storage Manager Guide.
Proceed to
step
3.
• Use the command-line interface (CLI) to shut down both controllers, as described in the Lenovo
Storage CLI Reference Guide.
3. Disconnect the power cord's male plug from the power source.
4. Disconnect the power cord's female plug from the power cord connector on the PSU.
Figure 15
Figure 16 AC power cord
Stopping I/O
on page 48).
Lenovo Storage S3200/S2200 Setup Guide
and
Figure
16). Wait several seconds
Figure 15
and
Figure
16).
Power supply
module
Rack power
source
29

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S2200

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