Dell OptiPlex 9020 AIO - Display and Camera Procedures

Installing the Antenna Module
1. Place the antenna module on the chassis.
2. Thread the antenna cable around the edges of the computer. Tighten the screws to secure the antenna module to
the chassis
3. Install:
a) system board
b) power-supply fan
c) heat-sink assembly
d) power supply unit
e) processor fan
f) converter board
g) power and on-screen display (OSD) buttons board
h) intrusion switch
i) hard drive
j) optical drive
k) WLAN card
l) input/output (I/O) board shield
m) system-board shield
n) VESA mount bracket
o) back cover
p) VESA stand
4. Follow the procedures in After Working Inside Your Computer .
Removing the Display Panel
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
e) input/output (I/O) board shield
f) WLAN card
g) optical drive
h) hard drive
i) intrusion switch
j) power and on-screen display (OSD) buttons board
k) converter board
l) power-supply fan
m) power supply unit
n) heat-sink assembly
o) processor fan
p) speakers
q) antenna module
r) system board
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