Quick SetupWARNING: Before you begin any of the procedures in this section, read the safetyinformation that shipped with your computer. For additional best practicesinformation, see www.dell.com/regulatory_complianceNOTE: Some devices may not be included if you did not order them.1. Connect the monitor using only one of the following cables:Figure 6. VGA AdapterFigure 7. DisplayPort CableFigure 8. VGA To DisplayPort Adapter2. Connect the keyboard or mouse (optional).Figure 9. USB Connection6

Front and back view

Back panel view

quick setup

specifications

Dell OptiPlex 9020 Setup & Features Manual

OptiPlex 9020

Working on Your Computer

Turning Off Your Computer

Removing and Installing Components

Removing the Cover

Installing the Cover

Installing the Front Bezel

Installing The Expansion Card

Installing the WLAN Card

Installing the Optical Drive

Installing the Drive Cage

Removing the Hard Drive

Removing the Speaker

Removing the Memory

Installing the System Fan

Removing the Power Switch

Removing the Input/Output (I/O) Panel

Installing the Input/Output (I/O) Panel

Installing the Power Supply

Installing the Coin-Cell Battery

Installing the Heat Sink Assembly

Installing the Processor

System Board Components

Installing the System Board

System Setup

System Setup Options

Updating the BIOS

Assigning a System Password and Setup Password

Disabling a System Password

Diagnostics

Power LED Diagnostics

Beep Code

Specifications

Contacting Dell

After Working Inside Your Computer

Removing the Intrusion Switch

Installing the Wireless Local Area Network (WLAN) Card

Removing the Front Bezel

Installing the Expansion Card

Installing the Hard Drive

Installing the Thermal Sensor

Installing the Power Switch

System and Setup Password

Deleting or Changing an Existing System and/or Setup Password

Troubleshooting Your Computer

Memory Module Guidelines

Installing the Internal Speaker

Removing the Power-Switch Board

Removing the Input/Output(I/O) Panel

Installing the I/O Panel

Installing The Power Supply Unit

Removing the System Fan

System Board Layout

Mini Tower Computer (MT) View

MT Motherboard Layout

Small Form Factor Computer (SFF) View

SFF Motherboard Layout

Ultra Small Form Factor (USFF) View

Micro Computer View

Optional PS2 / Serial Port

Marketing System Configurations

Processor

Memory

System Board Connectors

Graphics / Video Controller

Communications – Integrated Intel i217LM

Audio and Speakers

Security

Mounting Options (9020 Micro only)

Detailed Engineering Specifications

System Board Connector Maximum Add-in Card Allowable Dimensions

Dell - Internal Use - Confidential 2 Room for text | Dell Inc

Audio

Communications – Network Adapter

Firewire PCI Add-in Card

Communications – Wireless 1540 WLAN CARD (802.11n)

Communications – Serial/Parallel Port PCIe ADD-In Card

GB AMD RADEON HD8570

Hard Drives

GB SATA3 7200 RPM HDD

GB SATA3 5400 RPM HYBRID HDD W/8GB FLASH

GB SATA 5400 RPM SECURE ENCRYPTED DRIVE

TB SATA3 5400 RPM HDD

GB SOLID STATE DRIVE

Optical Drives

DVD-RW

Media Card Reader (MCR)

BIOS Defaults

CHASSIS ENCLOSURE & VENTILATION REQUIREMENTS

Dell - Internal Use - Confidential 3 Room for text | Dell Inc

Acoustic Noise Emission Information

Dell - Internal Use - Confidential 4 Room for text | Dell Inc