Connecting The Power - Dell PowerEdge R200 serie Erste Schritte Mit Dem System

Connecting the Power

Connect the system's power cable(s) to the system. Attach the cable
retention clip to the back of the system, run the cable through the cable
retention clip as shown, and close the clip.
Plug the other end of the cable into a grounded electrical outlet or a
separate power source such as an uninterrupted power supply (UPS)
or a power distribution unit (PDU).
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Getting Started Guide