Installing A Non-Redundant Cabled Ac Power Supply Unit - Dell EMC PowerEdge R450 Xeon 4309Y Installation And Service Manual

3. Removing the air shroud.
4. Disconnect the system from the electrical outlet.
5. Disconnect all the cables connected from the PSU to the system board.
6. If applicable, Removing an expansion card riser
Steps
1. Using a Phillips #2 screwdriver, remove the screw securing the PSU to the system.
2. Slide the PSU out of the PSU cage.
Figure 119. Removing non-redundant cabled AC PSU
Next steps
1.

Installing a non-redundant cabled AC power supply unit

Installing a non-redundant cabled AC power supply unit
Prerequisites
1. Follow the safety guidelines listed in
Steps
1. Unpack the new power supply unit (PSU).
2. Slide the new PSU into the PSU cage until the PSU is fully seated.
3. Using a Phillips #2 screwdriver, replace the screw to secure the PSU to the system.
Safety instructions.
Installing and removing system components 119