Lenovo 5458 Installation And Service Manual page 246

10. Slide and install the server into the rack.
11. Reconnect the ac power cord into the connector on the back of the power
12. Connect all external cables that you disconnected in "Removing the fixed
13. Connect the other end of the ac power cord into a properly grounded
14. Press the power-control button.
15. Make sure that the power-on LED on the front of the server is lit.
Removing a hot-swap power supply
Use this information to remove a hot-swap power supply.
Before you begin
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.
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System x3250 M5 Type 5458: Installation and Service Guide
3. Fasten the screw that holds the power supply to the rear of the chassis.
4. Connect the internal power-supply cable from the power supply to the power
connectors on the system board (see "System-board internal connectors" on
page 25 for the locations of the power connectors on the system board).
5. Route the internal power-supply cables, securing them with the
retention-clips.
6. Test the power supply:
a. Connect one end of the ac power cord for the new power supply into the
connector on the back of the power supply, and connect the other end of
the power cord into a properly grounded electrical outlet.
b. Make sure that the standby power LED on the system board is lit (see
"System-board LEDs" on page 29); if the standby power LED is not lit,
discontinue this procedure and obtain a new power supply.
c. Press the power-control button. Make sure that the power-on LED on the
front of the server is lit.
If the server starts, proceed to the next step. If the server does not start,
disconnect the ac power cord and call for service.
7. Turn off the server and disconnect the ac power cord.
8. Connect the cables from the power supply to the internal devices. Make sure
the relevant cables pass through the cable clips.
9. Reinstall the cover (see "Replacing the cover" on page 81).
supply.
power supply" on page 226.
electrical outlet.