Dell OptiPlex 9020 All In One (Mid 2013) - Manual (Page 14)

Installing the VESA Mount Bracket
1. Align and place the bracket on the back of the computer.
2. Tighten the screws that secure the VESA mount bracket to the computer.
3. Install the:
a) back cover
b) VESA stand
4. Follow the procedures in After Working Inside Your Computer .
Removing the Power and On-Screen Display (OSD) Buttons Board
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove the:
a) VESA stand
b) back cover
3. Disconnect the cable from the and power and OSD buttons board. Lift the power and OSD buttons board from the
chassis.
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