5. Route the power cord.
Use the cable management arm when routing cords and cables.
6. Connect the power cord to the power source.
7. Observe the power supply LED.
Installing additional redundant hot-plug power supplies (four power supply
configuration)
CAUTION: All power supplies installed in the server must have the same output power capacity. Verify
that all power supplies have the same part number and label color. The system becomes unstable and
may shut down when it detects mismatched power supplies.
CAUTION: To prevent improper cooling and thermal damage, do not operate the server unless all
device bays are populated with either a component or a blank.
Prerequisites
Before you perform this procedure, make sure that you have the following items available:
• T-10 Torx screwdriver
• The components included with the hardware option kit
Procedure
1. Powering down the server on page 53.
2. Remove all power:
a. Disconnect each power cord from the power source.
b. Disconnect each power cord from the server.
3. Do one of the following:
144 Installing hardware options