Lenovo 5457 Installation And Service Manual page 298

Retaining
clips
Figure 214. Hot-swap power supply cage and screw removal for 5U server model with hot-swap power supplies
9. If you are instructed to return the power-supply cage, follow all packaging instructions, and use any
packaging materials for shipping that are supplied to you.
Replacing the hot-swap power supply cage
This procedure applies only to the 5U server model with hot-swap power supplies.
To install the hot-swap power supply cage in the 5U server model with hot-swap power supplies, complete
the following steps.
1. Read the safety information in
2. Place the power-supply cage into the chassis and slide it toward the rear of the server until the retaining
clips engage the top of the chassis, then install the four screws to secure the power-supply cage to the
chassis.
Lenovo System x3100 M5 Installation and Service Guide
286
"Safety" on page v and
Screws
"Installation guidelines" on page 31.