OptiPlex 5040 and OptiPlex 7040 Mini Tower (MT) Teardown removal guide for customer replaceable units (CRUs)

OptiPlex 5040 and OptiPlex 7040 Mini Tower (MT) Teardown removal guide for customer replaceable units (CRUs)


This article provides information on how to safely remove the customer replaceable units (CRUs) in a Dell OptiPlex 5040 and OptiPlex 7040 Mini Tower (MT).

Table of Contents:

  1. CRU Removal Guide
  2. Removal Instructions

1. Removal Guide

These guides will take you step by step through the safe removal of what are considered to be the Customer Replaceable Unit (CRU) parts of a OptiPlex 5040 and OptiPlex 7040 Mini Tower (MT) systems. (CRUs are the parts of the system that shouldn't need an engineer to remove or replace.)

The guides will also include pictures to reference what's involved.

If these guides do not cover what you are looking to do, then you will want to reference your System Manual.

The article below provides information on safe practises to take into consideration before working with electrical equipment.


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2. Removal Instructions

Required Tools

Required Tools

1 Small Phillip's head screwdriver 2 Plastic Scribe
3 Small Flat head screwdriver

  1. Pre-Removal Instructions Before removing the Side Cover :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

  2. Establishing image.

  1. Push the release latch to disengage the side cover from the chassis.

  1. Slide and lift the side cover to remove it.

  1. Image illustrates the system with the side cover removed.

  1. Pre-Removal Instructions Before removing the Front Bezel :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover

  2. Establishing image.

  1. Disengage the three latches securing the front bezel to the chassis.

  1. Remove the front beze.

  1. Open the rotation bay.

NOTE: Use the "Pull Tab" blue sticker marker as an anchor point for your thumb when opening the rotation bay.

  1. Complete.

  1. Pre-Removal Instructions Before removing the Memory Panel :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover and Front Bezel

  2. Locate the memory module.

  1. Release the latches securing the memory module.

  1. Remove the memory module.

  1. Complete.

  1. Pre-Removal Instructions Before removing the SSD Module :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover and Front Bezel

  2. Locate the SSD module.

  1. Remove the single screw securing the SSD module to the system board.

  1. Remove the SSD module.

  1. Complete.

  1. Pre-Removal Instructions Before removing the Heat Sink Fan :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover and Front Bezel

  2. Locate the heat sink fan.

  1. Disconnect the heat sink fan cable from the system board.

  1. Remove the four screws securing the fan to the heat sink.

NOTE: Use a long Phillips Head Size #0 screwdriver

  1. Remove the heat sink fan.

  1. Complete.

  1. Pre-Removal Instructions Before removing the 2.5-inch Hard Disk Drive :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover and Front Bezel

  2. Locate the 2.5-inch hard disk drive.

  1. Disconnect the power and SATA cables from the hard disk drive.

  1. Use the bracket handle to slide the HDD bracket and lift it off the chassis.

  1. Pry open the HDD bracket and remove the hard disk drive.

  1. Complete.

  1. Pre-Removal Instructions Before removing the 3.5-inch Hard Disk Drive :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover and Front Bezel

  2. Locate the 3.5-inch hard disk drive.

  1. Disconnect the power and SATA cables from the hard disk drive.

  1. Close the rotation bay.

NOTE: Use the "Pull Tab" blue sticker marker as an anchor point for your thumb when closing the rotation bay.

  1. Remove the ODD dummy cover.

  1. Press the release latch then slide the 3.5-inch hard disk drive out of the chassis.

  1. Detach the 3.5-inch hard disk drive from the bracket.

  1. Complete.

  1. Pre-Removal Instructions Before removing the Optical Drive :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover and Front Bezel

  2. Locate the optical drive.

  1. Disconnect the power and SATA cables from the optical drive.

  1. Close the rotation bay.

NOTE: Use the "Pull Tab" blue sticker marker as an anchor point for your thumb when closing the rotation bay

  1. Press the release latch then slide the optical drive out of the chassis.

  1. Remove the bracket from the optical drive.

  1. Complete.

  1. Pre-Removal Instructions Before removing the PCIe x1 Board :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover and Front Bezel

  2. Locate the PCIe x1 board.

  1. Open the PCI latch.

  1. Remove the PCIe x1 board.

  1. Complete.

  1. Pre-Removal Instructions Before removing the PCIe x16 Board :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover and Front Bezel

  2. Locate the PCIe x16 board.

  1. Open the PCI latch.

  1. Pull the tab to release the PCIe x16 board.

  1. Remove the PCIe x16 board.

  1. Complete.

  1. Pre-Removal Instructions Before removing the System Fan :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover and Front Bezel

  2. Locate the system fan.

  1. Disconnect the system fan cable from the system board.

  1. Pull the system fan towards the front chassis direction to detach it from the four rubber grommets, and remove it from system.

  1. Complete.

  1. Pre-Removal Instructions Before removing the Heat Sink :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover, Front Bezel and Heat Sink Fan

  2. Locate the heat sink.

  1. Loosen the four captive screws securing the heat sink to the system board.

  1. Remove the heat sink.

  1. Complete.

  1. Pre-Removal Instructions Before removing the Card Reader :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover and Front Bezel

  2. Locate the card reader.

  1. Disconnect the card reader cable from the system board.

  1. Remove the single screw securing the card reader bracket to the chassis.

  1. Remove the card reader bracket from the chassis.

  1. Remove the single screw securing the card reader to the bracket.

  1. Remove the card reader from the bracket.

  1. Disconnect the card reader cable from the card reader.

  1. Complete.

  1. Pre-Removal Instructions Before removing the Speaker :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover and Front Bezel

  2. Locate the speaker.

  1. Disconnect the speaker cable from the system board.

  1. Press the latches to disengage the speaker from the chassis.

  1. Remove the speaker from the chassis.

  1. Complete.

  1. Pre-Removal Instructions Before removing the Intrusion Switch :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover and Front Bezel

  2. Locate the intrusion switch.

  1. Disconnect the intrusion switch cable from the system board.

  1. Remove the intrusion switch from the chassis.

  1. Complete.

  1. Pre-Removal Instructions Before removing the VGA Module :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover and Front Bezel

  2. Locate the VGA module.

  1. Remove the two hex screws securing the VGA port to the chassis.

  1. Pull out the VGA port from the chassis.

  1. Loosen the single screw securing the VGA module to the system board.

  1. Remove the VGA module.

  1. Complete.

  1. Pre-Removal Instructions Before removing the Power Button Module :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover and Front Bezel

  2. Locate the power button module.

  1. Disconnect the power button cable from the system board.

  1. Release the power button cable from the plastic clip.

  1. Remove the power button module from the chassis.

NOTE: Use a plastic scribe to disengage the power button module latch from the chassis.

  1. Complete.

  1. Pre-Removal Instructions Before removing the Power Supply Unit (PSU) :

    1. During installation or removal of any hardware always ensure all data is backed up properly

    2. Disconnect any telephone, network, or USB cables from the computer

    3. Disconnect the computer and all attached devices from their electrical outlets

    4. Please remove the Side Cover and Front Bezel

  2. Locate the power supply.

  1. Disconnect the power supply cables from the system board.

NOTE: Press the lever to release the connectors from the system board.

  1. Release the power supply cables from the latches securing them to the chassis.

NOTE: Bend the cable metal clip (as shown with red arrow) to release the black and yellow power supply cables. The cables won't come out until you bend the metal clip open.

  1. Remove the three screws securing the power supply to the chassis.

  1. Press the latch and remove the power supply from the chassis.

  1. Complete.




Article ID: SLN299594

Last Date Modified: 10/24/2018 01:47 PM

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