Owner's Manual
Table Of Contents
- Dell OptiPlex 9020 AIO Owner's Manual
- Working on Your Computer
- Removing and Installing Components
- System Overview
- Removing the VESA Stand
- Installing the VESA Stand
- Removing the Back Cover
- Installing the Back Cover
- Removing the Memory
- Installing the Memory
- Removing the VESA Mount Bracket
- Installing the VESA Mount Bracket
- Removing the Power and On-Screen Display (OSD) Buttons Board
- Installing the Power and OSD Buttons Board
- Removing the System-Board Shield
- Installing the System-Board Shield
- Removing the Converter Board
- Installing the Converter Board
- Removing the Coin-Cell Battery
- Installing the Coin-Cell Battery
- Removing the Optical Drive
- Installing the Optical Drive
- Removing the Hard Drive
- Installing the Hard Drive
- Removing the Intrusion Switch
- Installing the Intrusion Switch
- Removing the Wireless Local Area Network (WLAN) Card
- Installing the WLAN Card
- Removing the Heat-Sink Assembly
- Installing the Heat-Sink Assembly
- Removing the Processor Fan
- Installing the Processor Fan
- Removing the Power-Supply Fan
- Installing the Power-Supply Fan
- Removing the I/O Board Shield
- Installing the I/O Board Shield
- Removing the Power Supply Unit (PSU)
- Installing the Power Supply Unit
- Removing the Processor
- Installing the Processor
- Removing the Speakers
- Installing the Speakers
- Removing the System Board
- System Board Layout
- Installing the System Board
- Removing the Heat Sink (Graphics Card)
- Installing the Heat Sink (Graphics Card)
- Removing the Antenna Module
- Installing the Antenna Module
- Removing the Display Panel
- Installing the Display Panel
- Removing the Camera
- Installing the Camera
- System Setup
- Technical Specifications
- Contacting Dell

Removing the System Board
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) memory
f) optical drive
g) hard drive
h) heat-sink assembly
i) power supply unit
j) input/output (I/O) board shield
k) converter board
l) power-supply fan
3. Disconnect all the cables that are connected to the system board.
4. Remove the screws that secure the system board to the computer.
5. Lift and remove the system board from the chassis.
System Board Layout
The following image displays the system board layout of the computer.
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