4Replace the two screws securing the power supply to the back of the chassis, leaving them slightly loose.
5Replace the two supporting screws securing the power supply to the top of the chassis, then tighten all screws.
6Reconnect the power connectors to the system board and to all internal devices.
7Place the case upright, then close the case as described in Chapter 3.
8Reconnect the power and modem cords, then turn on the system.
54System Components