Use this information to remove a hot-swap ac power supply.
When you remove or install a hot-swap power supply, observe
the following precautions.
Statement 5
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.

Statement 8
CAUTION:
Never remove the cover on a power supply or any part
that has the following label attached.

Hazardous voltage, current, and energy levels are present
inside any component that has this label attached. There are no serviceable
parts inside these components. If you suspect a problem with one of
these parts, contact a service technician.
Note: The
procedure below describes how to remove a hot-swap ac power supply,
for instructions on how to remove a hot-swap dc power supply, refer
to the documentation that comes with the dc power supply.
To
remove a hot-swap ac power supply, complete the following steps:
If you are instructed to return the power supply, follow
all packaging instructions, and use any packaging materials for shipping
that are supplied to you.