Dell OptiPlex 3046 Small Form Factor Small Form Factor Owners Manual - Page 21

Installing the power supply unit (PSU), Removing the power switch

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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 fan duct b optical drive c hard drive assembly d front bezel e cover 6 Follow the procedure in After Working Inside Your Computer. Removing the power switch 1 Follow the procedure in Before Working Inside Your Computer. 2 Remove the: a cover b front bezel c hard drive assembly d optical drive 3 To remove the power switch: a Disconnect the power switch cable from the system board [1]. b Press the power switch retention tabs and remove it from the chassis [2] [3]. Removing and installing components 21

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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
fan duct
b
optical drive
c
hard drive assembly
d
front bezel
e
cover
6
Follow the procedure in
After Working Inside Your Computer
.
Removing the power switch
1
Follow the procedure in
Before Working Inside Your Computer
.
2
Remove the:
a
cover
b
front bezel
c
hard drive assembly
d
optical drive
3
To remove the power switch:
a
Disconnect the power switch cable from the system board [1].
b
Press the power switch retention tabs and remove it from the chassis [2] [3].
Removing and installing components
21