Owners Manual

Figure 96. Installing a power supply unit blank
Next steps
Follow the procedure listed in After working inside your system.
Removing a power supply unit
Prerequisites
CAUTION: The system needs one power supply unit (PSU) for normal operation. On power-redundant systems,
remove and replace only one PSU at a time in a system that is powered on.
1. Follow the safety guidelines listed in Safety instructions on page 23.
2. Disconnect the power cable from the power source and from the PSU you intend to remove, and then remove the cable
from the strap on the PSU handle.
Steps
Press the orange release latch and slide the PSU out of the system by using the PSU handle.
Figure 97. Removing a power supply unit
Next steps
Install the PSU.
PowerEdge C4140 installing and removing system components
91