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Dell OptiPlex 5055 Tower - User Manual

Dell OptiPlex 5055 Tower
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Dell OptiPlex 5055 Tower
Owner's Manual
Regulatory Model: D18M
Regulatory Type: D18M004

Table of Contents

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Summary

Working on Your Computer

Safety Instructions and Basic Operations

General safety guidelines and procedures for turning off the computer.

Before and After Working Inside

Steps to take before and after performing internal computer maintenance.

Chassis Components

Front Chassis View

Visual identification of components on the front of the computer chassis.

Back Chassis View

Visual identification of components on the back of the computer chassis.

Disassembly and Reassembly Procedures

Back Cover Handling

Procedures for removing and installing the computer's back cover.

Front Bezel and Panel Door

Steps for removing and installing the front bezel and opening the front panel door.

Storage Device Procedures

Instructions for removing and installing 3.5-inch and 2.5-inch hard drives.

Optical Drive Handling

Procedures for removing and installing the optical drive.

M.2 PCIe SSD Installation

Steps for removing and installing an M.2 PCIe SSD.

SD Card Reader Procedures

Steps for removing and installing the SD card reader.

Memory Module Replacement

Guidance on removing and installing memory modules.

Power Supply Unit (PSU) Service

Procedures for removing and installing the power supply unit.

Processor and Heat Sink Assembly

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

System Board Procedures

Detailed instructions for removing and installing the system board.

System Board Layout

Diagram and explanation of system board connectors and components.

Technology and Components Overview

System Management Features

Overview of Dell's system management tools and capabilities.

AMD Processor Overview

Information on AMD APUs, Ryzen CPUs, and their features.

AMD Graphics Specifications

Specifications for AMD Radeon R7 M450 and R5 M430 graphics cards.

USB Features and Evolution

Details on USB standards, speeds, and applications.

DDR4 Memory Details

Information on DDR4 memory, its differences from DDR3, and error handling.

Active State Power Management

Explanation of ASPM for reducing hardware power usage.

System Setup and Configuration

Boot Menu and Options

How to access and use the boot menu and its available options.

System Configuration Settings

Options for configuring system hardware, SATA, USB, and audio.

BIOS Update Procedures

Steps for updating the system BIOS from Windows, USB, or F12 menu.

Troubleshooting Guide

Power LED Status and Codes

Interpreting power LED states and possible causes for issues.

Diagnostic LED Blinking Patterns

Troubleshooting based on amber LED blinking patterns and error codes.

ePSA Diagnostics Guide

How to run pre-boot system assessment diagnostics for hardware checks.

Getting Help and Support

Contacting Dell Support

Steps to find contact information and get support from Dell.

Dell OptiPlex 5055 Tower Specifications

General IconGeneral
Form FactorTower
Optical DriveOptional DVD-ROM or DVD+/-RW
RAMUp to 32GB DDR4
Storage2.5-inch or 3.5-inch HDD/SSD, M.2 SSD
Operating SystemWindows 10 Pro
GraphicsIntegrated AMD Radeon Graphics
Ports (Rear)4 x USB 3.1 Gen 1, 2 x USB 2.0, 1 x RJ-45, 1 x HDMI, 1 x DisplayPort
NetworkIntegrated Gigabit Ethernet
Dimensions350mm x 173mm x 274mm
Weight7.81 kg
Expansion Slots1 x PCIe x16, 1 x PCIe x1, 1 x PCI

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