Dell PowerEdge T420Getting Started GuideRegulatory Model: E20S SeriesRegulatory Type: E20S001

getting started guide

installation and configuration

turning on the system

complete the operating system setup

obtaining technical assistance

Dell PowerEdge T420 Getting Started Manual

PowerEdge T420

About Your System

Front-Panel Features And Indicators—Rack Mode

LCD Panel Features

Home Screen

View Menu

Hard-Drive Indicator Patterns

Back-Panel Features And Indicators

NIC Indicator Codes

Power Indicator Codes For Non-Redundant Power Supply

Other Information You May Need

Using The System Setup And Boot Manager

Entering System Setup

System Setup Options

Memory Settings Screen

SATA Settings Screen

Integrated Devices Screen

System Profile Settings Screen

System Security Screen

Miscellaneous Settings

Assigning A System And/Or Setup Password

Using Your System Password To Secure Your System

Using The Boot Manager Navigation Keys

UEFI Boot Menu

Installing System Components

Removing The Front Bezel

Removing The System Feet

Removing The Wheel Assembly

Installing The Wheel Assembly

Closing The System

Optical Drives And Tape Drives (Optional)

Removing The Optical Drive Or Tape Drive

Installing The Optical Drive Or Tape Drive

Installing The Cooling Shroud

Hard Drives—Hot-Swappable

Installing A Hot-Swap Hard Drive

Removing A 2.5 Inch Hard-Drive Blank

Installing A 3.5 Inch Hard-Drive Blank

Installing A 2.5 Inch Hard Drive Into A 3.5 Inch Hard-Drive Adapter

Installing A Hard Drive Or A Hard-Drive Adapter Into A Hard-Drive Carrier

Removing The Internal Hard-Drive Bay

Installing The Internal Hard-Drive Bay

Installing A Cabled Hard Drive

Hard-Drive Backplane

Installing The Hard-Drive Backplane

Four-Slot Hard-Drive Blank

Installing A Four-Slot Hard-Drive Blank

General Memory Module Installation Guidelines

Sample Memory Configurations

Removing Memory Modules

Installing Memory Modules

Cooling Fans

Installing The Internal Cooling Fan

Installing The External Cooling Fan

Replacing The Internal USB Key

PCIe Card Holder (Optional)

Installing The PCIe Card Holder

GPU Card Installation Guidelines

Installing An Expansion Card

Removing A GPU Card

Installing A GPU Card

iDRAC Ports Card

Installing The iDRAC Ports Card

Replacing An SD vFlash Card

Installing An Internal Dual SD Module

Internal SD Card

Processors

Installing A Processor

Redundant AC Power Supply

Installing A Redundant AC Power Supply

Removing The Power Supply Blank

Replacing The Power Supply Divider

Non-Redundant AC Power Supply

Installing A Non-Redundant AC Power Supply

Installing The Power Interposer Board

Control-Panel Assembly

Removing The Control-Panel Assembly

Installing The Control-Panel Assembly

Installing The Control Panel

Installing The Control-Panel Board For Systems With LCD Modules

Removing The Control-Panel Board For Systems With Diagnostic Indicators

Installing The Control-Panel Board For Systems With Diagnostic Indicators

Installing The LCD Module

Removing The VGA Module—Rack Mode

Installing The VGA Module—Rack Mode

Installing The System Board

Converting The System From Tower Mode To Rack Mode

Rack Installation

Troubleshooting Your System

Troubleshooting A Serial I/O Device

Troubleshooting A Wet System

Troubleshooting The System Battery

Troubleshooting Redundant Power Supplies

Troubleshooting An Internal USB Key

Troubleshooting An SD Card

Troubleshooting A Hard Drive

System overview

New technologies

System features

Specifications

Chassis views and features

Figure 2. Front view with bezel

Figure 4. Internal view

Chassis features

Figure 6. LCD control panel

Table 6. Security features

Processor

GPU support

Memory

Memory configurations

Memory RAS features

Storage

Storage controllers

Optical drive

Networking and PCIe

Power, thermal, and acoustics

Power supply units

Thermal and acoustics

Table 18. Acoustical performance

Rack rails and cable management

Cable management arm

Operating systems and virtualization

Supported virtualization

Dell OpenManage systems management

OpenManage systems management

Dell server management operations

Table 24. One-to-one and one-to-many operations

Chassis dimensions

Environmental specifications

Video specifications

Rack rail specifications

Appendix B. Standards compliance

Table 31. Additional resources

Appendix D. System board block diagram

Introduction

Routing the power cables through the strain reliefs

Installing the CMA

Figure 5. Right-side mounted CMA installation (CMA shown in service position)

Section 2: Replacing a hot swap power supply on a PowerEdge T320 & T420 system with a CMA


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