Dell OptiPlex 9020 AIO Owner's Manual - Page 21

Removing the Intrusion Switch

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c) VESA stand 7. Follow the procedures in After Working Inside Your Computer. Removing the Intrusion Switch 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove the: a) VESA stand b) back cover c) VESA mount bracket d) system-board shield 3. Disconnect the intrusion-switch cable from the connector on the system board. Unthread the cable from the notches on the computer. 4. Remove the screws that secure the intrusion switch to the chassis. Lift the intrusion switch and remove it from the computer. 21

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c)
VESA stand
7.
Follow the procedures in
After Working Inside Your Computer
.
Removing the Intrusion Switch
1.
Follow the procedures in
Before Working Inside Your Computer
.
2.
Remove the:
a)
VESA stand
b)
back cover
c)
VESA mount bracket
d)
system-board shield
3.
Disconnect the intrusion-switch cable from the connector on the system board. Unthread the cable from the
notches on the computer.
4.
Remove the screws that secure the intrusion switch to the chassis. Lift the intrusion switch and remove it from the
computer.
21