Installing the power supply unit (PSU)
1 Insert the PSU in the chassis and slide it toward the back of the computer to secure it.
2 Tighten the screws to secure the PSU to the back of the computer.
3 Route the PSU cables through the retention clips.
4 Connect the power cables to the system board.
5 Install the:
a optical drive
b 2.5–inch drive assembly
c bezel
d cover
6 Follow the procedure in After working inside your computer.
Power switch
Removing power switch
1 Follow the procedure in Before working inside your computer.
2 Remove the:
a cover
b bezel
28
Removing and installing components