System Power Supply - Dell OptiPlex 100-Mbps Service Manual

4-14 Dell OptiPlex GX pro Systems Service Manual
S
ystem Power Supply
power supply
securing
tab
Figure 4-13. Power Supply Removal
To remove the system power supply, follow these steps:
1. Disconnect the AC power cable from the back of the power supply.
2. Disconnect the DC power cables from the system board, drives, and
expansion cards.
3. Free the system power supply from the securing tab labeled
and rotate it to the right until it stops.
Press the securing tab to the left to disengage the power supply.
4. Free the power cable bundle from the hook on the bottom of the chassis.
5. Lift the front end of the system power supply up, and move it to the
right to disengage the power supply from the slot in the chassis.
6. Lift the system power supply from the system unit.
DC power
cable (8)
slot
hook
system board
"RELEASE —>,"