Dell PowerVault MD3420 - Manual (Page 4)

Securing The Power Cable(s)
Figure 3. Securing the Power Cable(s)
Open the cable retention bracket by pulling the tabs on its sides, insert the cable, and secure the system
power cable, as shown in the illustration.
Plug the other end of the power cable(s) into a grounded electrical outlet or a separate power source
such as an uninterruptible power supply (UPS) or a power distribution unit (PDU).
Turning On The System
Figure 4. Turning on the System
Turn the power switch on the back of the system to the On position. The power LED will turn on.
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