Power Supply Unit; Removing Power Supply Unit (Psu) - Dell OptiPlex 3050 Small Form Factor Owner's Manual

a hard drive and optical drive module
b M.2 PCIe SSD
c bezel
d cover
4 Follow the procedure in

Power supply unit

Removing power supply unit (PSU)

1 Follow the procedure in
2 Remove the:
a cover
b fan shroud
c bezel
d hard drive and optical drive module
3 To release the PSU:
a Disconnect the power cable from the system board [1] [2].
b Unroute the power cables from the retention clips on the chassis [3] [4].
4 To remove the PSU:
a Disconnect the power cable from the system board [1] [2].
b Lift the cables away from the computer [3].
c Remove the screws that secure the PSU to the computer [4].
26 Removing and installing components
After working inside your computer.
Before working inside your computer.