Slowly slide the new power supply into its bay until the connectors on the power supply are fully engaged with the connectors on the power distribution board. See the following figure. 8. Tighten the two captive screws that secure the power supply to the chassis. 9. Connect the AC power cord to the power supply. Insert the power cord through the strain-relief tie-wrap loop, located to the right of the supply. Tighten the tie-wrap to secure the connection. Note: You can also replace a power suppl