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Dell OptiPlex Tower Plus 7020 User Manual

Dell OptiPlex Tower Plus 7020
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OptiPlex Tower Plus 7020
Owner's Manual
Regulatory Model: D31M
Regulatory Type: D31M001
February 2024
Rev. A00

Table of Contents

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Dell OptiPlex Tower Plus 7020 Specifications

General IconGeneral
CPU SocketLGA 1700
Maximum Memory Supported128 GB
Form FactorTower
Memory TypeDDR5
Memory Slots4
GraphicsIntegrated Intel UHD Graphics, optional discrete GPUs
NetworkIntel I219-LM Gigabit Ethernet
Ports2x USB 2.0 ports
Power Supply500W
Operating System SupportWindows 11

Summary

Views of OptiPlex Tower Plus 7020

Front

Details the front view of the computer, including ports and indicators.

Back

Details the back view of the computer, including ports and connectors.

Set up your OptiPlex Tower Plus 7020

Specifications of OptiPlex Tower Plus 7020

Dimensions and weight

Lists the physical dimensions and weight of the computer.

Processor

Details the various processor options supported by the computer.

Memory

Outlines memory specifications, slots, speed, and configurations.

Storage

Lists available storage types, interface, and capacities.

External ports

Details the computer's external connectivity options and ports.

Integrated Graphics

Information on the integrated graphics controller, memory, and processors.

Discrete Graphics

Specifications for discrete graphics cards, including resolution support.

Hardware security

Lists various hardware security features available on the computer.

Operating and storage environment

Specifies the required operating and storage conditions for the computer.

Working inside your computer

Safety instructions

Guidelines for protecting the computer and ensuring personal safety.

Electrostatic discharge—ESD protection

Explains ESD risks and methods for preventing damage to components.

ESD Field Service kit

Describes the components and use of an ESD field service kit.

After working inside your computer

Steps to follow after performing internal maintenance on the computer.

Removing and installing side cover

Removing the side cover

Step-by-step instructions for removing the computer's side cover.

Installing the side cover

Step-by-step instructions for installing the computer's side cover.

Removing and installing coin-cell battery

Removing the coin-cell battery

Instructions for safely removing the coin-cell battery.

Installing the coin-cell battery

Instructions for safely installing the coin-cell battery.

Removing and installing Customer Replaceable Units (CRUs)

Front bezel

Instructions for removing and installing the front bezel.

Memory module

Steps for removing and installing memory modules.

M.2 solid state drive

Procedures for removing and installing M.2 solid-state drives.

Wireless card

Guidance on removing and installing the wireless card.

Graphics Card

Instructions for removing and installing graphics cards.

Media-card reader

Steps for removing and installing the media-card reader.

Hard drive

Procedures for removing and installing 3.5-inch hard drives.

Optical drive

Instructions for removing and installing the slim optical drive.

Internal speaker

Steps for removing and installing the internal speaker.

Expansion card

Guidance for removing and installing expansion cards like network cards.

Removing and installing Field Replaceable Units (FRUs)

Power button

Instructions for removing and installing the power button.

Wireless antenna kit

Procedures for removing and installing internal and external antenna modules.

Processor fan and heat-sink assembly

Steps for removing and installing the processor fan and heat-sink assembly.

Power-supply unit

Instructions for removing and installing the power-supply unit.

System fan

Steps for removing and installing the system fan.

Processor

Guidance on removing and installing the processor.

Voltage-regulator heat sink

Procedures for removing and installing the voltage-regulator heat sink.

Optional I/O modules

Instructions for installing various optional I/O modules.

Software

Operating system

Lists the operating systems supported by the computer.

Drivers and downloads

Information on obtaining and installing drivers and software.

BIOS Setup

Entering BIOS setup program

Instructions on how to access the BIOS setup utility.

Navigation keys

Explains the keys used for navigating the BIOS setup interface.

System setup options

Details various configuration settings available in BIOS setup.

Troubleshooting

Dell SupportAssist Pre-boot System Performance Check diagnostics

Guide to using the pre-boot diagnostics for hardware checks.

Power-Supply Unit Built-in Self-Test

Information on running self-tests for the power-supply unit.

System-diagnostic lights

Explains the meaning of system diagnostic lights and LED codes.

Recovering the operating system

Steps for recovering the operating system using Dell tools.

Real Time Clock—RTC reset

Instructions for performing an RTC reset to resolve boot issues.

Getting help and contacting Dell

Self-help resources

Lists resources for obtaining product information and support.

Contacting Dell

Information on how to contact Dell for sales and technical support.

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