Dell OptiPlex 7020 - Removing the Power Supply

Installing the Input/Output (I/O) Panel
1. Insert the I/O panel into the slot on the chassis front.
2. Slide the I/O panel to secure it to the chassis.
3. Tighten the screw to secure the I/O panel to the chassis.
4. Connect the I/O panel or FlyWire cable and audio cable to the system board.
5. Thread the I/O panel or FlyWire cable into the fan-shelter clip.
6. Install the:
a. drive cage
b. optical drive
c. front bezel
d. cover
7. Follow the procedures in After Working Inside Your Computer.
Removing the Power Supply
1. Follow the procedures in Before Working Inside Your Computer.
2. Remove the:
a. cover
b. front bezel
c. optical drive
d. drive cage
3. Disconnect the 8-pin power cables from the system board.
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