Installing A Cabled Power Supply Unit - Dell EMC PowerEdge T440 Installation And Service Manual

Steps
1 Disconnect all the power cables from the power supply unit (PSU).
2 Remove the screw securing the PSU to the chassis and slide the PSU out of the PSU cage.
Figure 81. Removing a cabled PSU
Next steps
1 Install a cabled power supply
2 Follow the procedure listed in

Installing a cabled power supply unit

Prerequisites
1 Follow the safety guidelines listed in
2 Unpack the replacement power supply unit (PSU).
Steps
1 Slide the new PSU into the PSU cage until the PSU is fully seated.
2 Tighten the screw to secure the PSU to the chassis.
3 Connect all the power cables from the PSU to the system board, drive backplane, and drives.
132 Installing and removing system components
unit.
After working inside your system.
Safety instructions.