IBM System x3550 M3 Type 4254 Installation And User Manual page 109

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.
To install a hot-swap power supply, complete the following steps:
1. Read the safety information that begins vii and "Installation guidelines" on page
44.
2. Touch the static-protective package that contains the hot-swap power supply to
any unpainted metal surface on the server; then, remove the power supply
from the package and place it on a static-protective surface.
3. If you are installing a hot-swap power supply into an empty bay, remove the
power-supply filler panel from the power-supply bay.
Chapter 2. Installing optional devices
93