Dell OptiPlex 3240 All-in-One Owners Manual - Page 23

Installing the Power Supply Unit (PSU), Place the socket in the slot on the chassis.

Page 23 highlights

5. To remove the PSU: a. Remove the screw that secures the PSU to the chassis [1]. b. Slide the PSU and lift it away from the chassis [2]. Installing the Power Supply Unit (PSU) 1. Place the PSU on the chassis. 2. Tighten the screw to secure the PSU to the chassis. 3. Place the socket in the slot on the chassis. 4. Tighten the screw to secure the power supply socket to the chassis. 5. Thread the power-supply cable on the retention clips in the chassis. 6. Connect the power-supply cables to the connectors on the system board. 23

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5.
To remove the PSU:
a.
Remove the screw that secures the PSU to the chassis [1].
b.
Slide the PSU and lift it away from the chassis [2].
Installing the Power Supply Unit (PSU)
1.
Place the PSU on the chassis.
2.
Tighten the screw to secure the PSU to the chassis.
3.
Place the socket in the slot on the chassis.
4.
Tighten the screw to secure the power supply socket to the chassis.
5.
Thread the power-supply cable on the retention clips in the chassis.
6.
Connect the power-supply cables to the connectors on the system board.
23