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Dell XPS 8940 - User Manual

Dell XPS 8940
75 pages
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XPS 8940
Service Manual
Regulatory Model: D28M
Regulatory Type: D28M003
July 2020
Rev. A00

Table of Contents

Other manuals for Dell XPS 8940

Questions and Answers

  • R
    Randy JonesSep 9, 2025
    How to fix coin-cell battery failure on Dell Desktop?
    • J
      Joshua RamirezSep 9, 2025
      Reset the CMOS battery connection. If the problem continues, replace the RTC battery.
  • M
    Mrs. Sheri MiddletonAug 25, 2025
    What to do if operating system not found on Dell XPS 8940 Desktop?
    • E
      Elizabeth AdamsAug 25, 2025
      Reinstall the operating system.
  • O
    omillerAug 25, 2025
    How to fix memory failure on Dell XPS 8940 Desktop?
    • V
      Valerie WalkerAug 26, 2025
      Try resetting and swapping memory modules amongst the slots. If the problem continues, replace the memory module.
  • S
    Samantha SpencerSep 23, 2025
    How to fix sector not found error on Dell XPS 8940 Desktop?
    • C
      Cheryl MackSep 23, 2025
      Run the Windows error-checking utility to check the file structure on the hard drive.
  • D
    David WillisSep 10, 2025
    What to do if drive not ready on Dell XPS 8940?
    • K
      Kendra PayneSep 10, 2025
      Install a hard drive in the hard drive bay.
  • D
    darrylsmithSep 14, 2025
    What to do if not enough memory or resources on Dell XPS 8940 Desktop?
    • L
      Luke TranSep 15, 2025
      Close all windows and open the program that you want to use.
  • R
    Robert AdkinsSep 4, 2025
    How to fix memory address line failure on Dell XPS 8940?
    • R
      Richard HallSep 4, 2025
      Reinstall the memory module or, if necessary, replace it.
  • D
    Dustin DavisSep 4, 2025
    How to resolve memory double word logic failure on Dell XPS 8940 Desktop?
    • A
      Amy HarrisSep 5, 2025
      Reinstall the memory module or, if necessary, replace it.
  • J
    James BarnettSep 23, 2025
    What to do if device is not ready on Dell Desktop?
    • S
      Sylvia CarterSep 23, 2025
      Insert a disk into the drive and try again.
  • T
    Trevor JacksonAug 29, 2025
    How to fix BIOS or Read-Only Memory (ROM) failure on Dell Desktop?
    • M
      mahoneybrandonAug 30, 2025
      Flash the latest BIOS version. If the problem continues, replace the system board.

Summary

Working Inside Your Computer

Before Working Inside Your Computer

Instructions on preparing the computer before performing internal tasks.

Safety Instructions

Guidelines to protect the computer and ensure personal safety during service.

Electrostatic Discharge (ESD) Protection

Explains ESD risks and protective measures for sensitive components.

After Working Inside Your Computer

Steps to complete after performing internal computer maintenance.

Removing and Installing Components

Recommended Tools

Tools required for component removal and installation procedures.

Screw List

Details screws used for various components, including type and quantity.

Left-side Cover

Procedures for removing and installing the left-side computer cover.

Optical Drive (Optional)

Procedures for removing and installing the optional optical drive.

2.5-inch Hard Drive

Procedures for removing and installing a 2.5-inch hard drive.

3.5-inch Hard Drive

Procedures for removing and installing a 3.5-inch hard drive.

Memory Modules

Procedures for removing and installing memory modules.

Graphics Card

Procedures for removing and installing the graphics card.

Power-Supply Unit

Procedures for removing and installing the power-supply unit.

System Board

Procedures for removing and installing the system board.

System Setup

Entering BIOS Setup Program

Instructions on how to access the BIOS setup program.

System Setup Options

Details various configuration settings available in the BIOS setup.

System and Setup Password

Steps to set, change, or delete system and setup passwords.

Real Time Clock (RTC) Reset

Procedure to reset the Real Time Clock and BIOS defaults.

Troubleshooting

SupportAssist Diagnostics

Overview of the hardware diagnostic tool embedded in the BIOS.

Diagnostic Error Messages

List of common error messages and troubleshooting steps.

Enabling Intel Optane Memory

Steps to enable Intel Optane memory using Intel RST software.

Flashing the BIOS

General steps for updating the system BIOS.

Getting Help and Contacting Dell

Self-Help Resources

List of online and offline resources for Dell product information and support.

Contacting Dell

Information on how to contact Dell for sales, support, or service issues.

Dell XPS 8940 Specifications

General IconGeneral
MemoryUp to 128GB DDR4 2933MHz
Processor11th Generation Intel Core i5, i7, or i9
GraphicsNVIDIA GeForce GTX 1650, RTX 3060
Storage2TB M.2 PCIe NVMe SSD
Operating SystemWindows 10 Home, Windows 10 Pro
AudioRealtek ALC3861 with Waves MaxxAudio Pro
ConnectivityIntel Wi-Fi 6 AX201, Bluetooth 5.1
Power Supply360W or 500W (Configuration dependent)
Dimensions14.45 x 6.65 x 12.13 inches

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