Figure 86. Connecting the power backplane cable
After this task is completed
Proceed to complete the parts replacement (see “Complete the parts replacement” on page 218).
Power supply unit replacement
Follow instructions in this section to install or remove power supply units.
Remove a hot-swap power supply unit
Follow instructions in this section to remove a hot-swap power supply unit.
About this task
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CAUTION: 
The power-control button on the device and the power switch on the power supply do not turn off the 
electrical current supplied to the device. The device also might have more than one power cord. To 
remove all electrical current from the device, ensure that all power cords are disconnected from the 
power source.
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Chapter 4. Hardware replacement procedures 171