Dell EMC PowerEdge R940Installation and Service ManualRegulatory Model: E41S SeriesRegulatory Type: E41S001June 2021Rev. A16

Dell EMC PowerEdge R940 Installation And Service Manual

PowerEdge R940 overview

Left control panel view

Right control panel

Back view of the system

NIC indicator codes

Power supply unit indicator codes

Hard drive indicator codes

LCD panel

Setup menu

Documentation resources

Technical specifications

System weight

PSU specifications

Memory specifications

NIC ports

Environmental specifications

Particulate and gaseous contamination specifications

Standard operating temperature

Thermal restrictions

Initial system setup and configuration

Options to install the operating system

Downloading drivers and firmware

Pre-operating system management applications

System Setup details

iDRAC Settings utility

Boot Manager main menu

Installing and removing system components

Before working inside your system

Removing the optional front bezel

System cover

Installing the system cover

Inside the system

Air shroud

Installing the air shroud

Cooling fans

Installing the cooling fan

Fan cage

Installing the fan cage

Removing the fan tray

Installing the fan tray

Intrusion switch

Installing an intrusion switch

Hard drives

Installing a hard drive blank

Installing a hard drive

Removing the hard drive from the hard drive carrier

Installing a hard drive into the hard drive carrier

Hard drive backplane

Removing hard drive backplane

Installing hard drive backplane

Cable routing

System memory

General memory module installation guidelines

Mode-specific guidelines

Removing a memory module

Installing a memory module

Processors and heat sinks

Removing the processor from the processor and heat sink module

Installing the processor into a processor and heat sink module

Installing a processor and heat sink module

Processor expansion module

Installing the PEM

UPI cable routing

PEM power board

Installing the PEM power board

Expansion cards and expansion card risers

Removing expansion card riser blank

Removing the expansion card riser

Installing the expansion card riser

Removing the expansion card from expansion card riser

Installing expansion card into expansion card riser

Network daughter card riser

Installing the NDC riser

Network daughter card

Installing the NDC

Removing the storage controller card

Installing the storage controller card

IDSDM/vFlash card (optional)

Installing the optional IDSDM/vFlash card

Power supply unit

Hot spare feature

Installing a power supply unit blank

Installing a power supply unit

Wiring instructions for a DC power supply unit

kit contents

System battery

Internal USB memory key (optional)

System board

Installing the system board

Trusted Platform Module

Initializing TPM for BitLocker users

Removing the right control panel

Installing the right control panel

Removing the left control panel

Installing the left control panel

EMC PowerEdge R940

System overview

System features

Chassis views and features

in x8 hard drive passive backplane

in x24 hard drive active backplane

Security features

Processor

Processor installation

Supported Memory

Memory RAS features

Storage

Internal persistent storage

External storage

Networking and PCIe

Power, thermal, and acoustics

Power supply units

Thermal and acoustics

Rack Rails

Rack Installation

Installing 14G Systems in Sliding Rails

Supported operating system

OpenManage systems management

Agent-free management

OpenManage systems management tools, utilities and protocols

Server management operations

Appendix A. Additional specifications

Expanded operating temperature

USB peripherals

Appendix B. Standards compliance

Appendix C Additional resources

Appendix D. Support and deployment services

ProSupport Plus (for business-critical servers)

ProSupport Flex for Data Center

Dell managed services

processor configuration

Dell EMC PowerEdge R940 Installation And Service Manual

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