Verify that the extraction lever on the power supply is on the right side of the power supply and that the power supply is oriented as shown in the following figure.
As soon as power is applied to the server, standby power initializes the service processor. Depending on the server's OpenBoot PROM settings, the host server might automatically boot, or you might need to boot it manually.
The following figures show the locations of the power supplies at the front of the server and the corresponding AC power connectors at the rear of the server.
Figure 24 Locating the Power Supplies at the Front of the Server
1 Power supply unit 0
2 Power supply unit 1
3 Power supply unit 2
4 Power supply unit 3
Figure 25 Locating the AC Connectors at the Rear of the Server
1 AC connector for power supply unit 3
2 AC connector for power supply unit 2
3 AC connector for power supply unit 1
4 AC connector for power supply unit 0