IBM System x3550 M5 Type 5463 Installation And Service Manual page 213

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 remove a hot-swap ac power supply, complete the following steps:
Procedure
1. Read the safety information that begins on "Safety" on page vii and
"Installation guidelines" on page 122.
2. If only one power supply is installed, turn off the server and peripheral devices
and disconnect all power cords.
3. If the server is in a rack, at the back of the server, pull back the cable
management arm to gain access to the rear of the server and the power supply.
4. Press and hold the release tab to the left. Grasp the handle and pull the power
supply out of the server.
Figure 114. Power supply removal
Chapter 5. Removing and replacing components
197