Owners Manual

CAUTION: The system requires one power supply for normal operation. On power-redundant systems, remove

and replace only one power supply at a time in a system that is powered on.

NOTE: You may have to unlatch and lift the optional cable management arm if it interferes with power supply removal. For

information about the cable management arm, see the system’s rack documentation.

1. Follow the safety guidelines listed in the Safety instructions section.

2. Follow the procedure listed in the Before working inside your system section.

Steps

1. Disconnect the power cable from the power source and from the power supply unit (PSU) that you intend to remove and

remove the cables from the strap.

2. Press the release latch and slide the power supply unit out of the chassis.

Figure 61. Removing an AC PSU

release latch 2. PSU cable connector

3. PSU 4. power connector

5. PSU handle

Next steps

1. Install the AC power supply unit.

2. Follow the procedure listed in the After working inside your system section.

Related references

Safety instructions on page 53

Related tasks

Before working inside your system on page 53

Installing an AC power supply unit on page 117

After working inside your system on page 54

Installing an AC power supply unit

Prerequisites

CAUTION:

Many repairs may only be done by a certified service technician. You should only perform

troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or

Installing and removing system components 117