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Steps
1.
In the Summary tab, select Actions → System → Shut Down/Restart. The Shut Down/Restart dialog
box opens.
2.
From the What should the Storage Center do? drop-down menu, select Shut Down.
3.
Click OK.
When the storage system is shut down, unplug the power cables from the storage system and
expansion enclosures.
Replacing PSUs
The SC180 expansion enclosure supports two hot-swappable power supply units (PSUs). If one unit fails,
the second unit continues to provide power to the expansion enclosure.
Identifying the Failed PSU
To determine which power supply unit (PSU) failed, use the Dell Storage Client.
1.
Click the Hardware tab.
2.
In the Hardware tab navigation pane, select and expand the failed storage system.
3.
In the Hardware Alerts area, find the hardware alert that identifies the enclosure with the failed
power supply.
Figure 8. Hardware Alert Identifying the Enclosure with the Failed Power Supply
4.
In the Hardware tab navigation pane, expand the enclosure identified in the previous step.
5.
Select Power Supplies. The status of each power supply is displayed in the Power Supplies tab.
6.
Select the failed power supply. The location of the failed power supply is displayed in the Power
Supply View tab.
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Replacing SC180 Expansion Enclosure Components