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Dell OptiPlex 7450 All-In-One - Installing the Power Supply Unit - PSU; VESA Mount Bracket; Removing the VESA Mount Bracket

Dell OptiPlex 7450 All-In-One
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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 power supply socket in the slot on the chassis.
4. Tighten the screw to secure the power supply socket to the chassis.
5. Secure the power supply cable on the retention clips in the chassis.
6. Connect the power supply cables to the connectors on the system board.
7. Install the:
a. system board shield
b. speaker cover
c. cable cover
d. back cover
e. stand
8. Follow the procedure in After working inside your computer.
VESA mount bracket
Removing the VESA mount bracket
1. Follow the procedure in Before working inside your computer.
2. Remove the:
a. stand
b. back cover
c. cable cover
d. speaker cover
e. system board shield
f. power supply unit
34
Disassembly and reassembly

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