Dell OptiPlex GX240 - Manual (Page 135)

Po w e r S u p p l y 135
7 Lift the power supply up and out of the computer.
Replacing the Power Supply
1 Slide the power supply into place.
2 Reconnect the DC power cables.
3 Connect the AC power cable to the connector.
4 On the small desktop computer, reattach the power cables to the side
of the hard drive and
replace the expansion-card cage .
5 Run the cables underneath the clips.
6 Press the clips to close them over the cables.