Knowledge Base

Latitude 3150 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 Latitude 3150.


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 Latitude 3150 system. (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

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

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

  • During installation or removal of any hardware always ensure all data is backed up properly
  • Disconnect any telephone, network, or USB cables from the computer
  • Disconnect the computer and all attached devices from their electrical outlets

2. Establishing image.



3. Remove the seven screws securing the bottom cover.



4. Gently pry loose the top part of the bottom cover.

You can use a plastic scribe to pry the top part of the bottom cover (near the hinges) loose




5. Remove the bottom cover.


6. Complete.



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1. Pre-Removal Instructions Before removing the Battery:

  • During installation or removal of any hardware always ensure all data is backed up properly
  • Disconnect any telephone, network, or USB cables from the computer
  • Disconnect the computer and all attached devices from their electrical outlets
  • Remove the Bottom Cover .

2. Establishing image.



3. Peel off the tape covering the battery connector.



4. Carefully disconnect the battery connector.



5. Remove the two screws securing the battery.


6. Lift up the top part of the battery, and slide it out from the hooks to remove.



7. Complete.



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1. Pre-Removal Instructions Before removing the Memory:

  • During installation or removal of any hardware always ensure all data is backed up properly
  • Disconnect any telephone, network, or USB cables from the computer
  • Disconnect the computer and all attached devices from their electrical outlets
  • Remove the Battery and Bottom Door

2. Establishing image.



3. Gently release the latches on both sides of the memory module until the memory module pops up.



4. Remove the memory module.



5. Complete.



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1. Pre-Removal Instructions Before removing the M.2 SSD:

  • During installation or removal of any hardware always ensure all data is backed up properly
  • Disconnect any telephone, network, or USB cables from the computer
  • Disconnect the computer and all attached devices from their electrical outlets
  • Remove the Bottom Cover, Battery.
The Latitude™ 3150 may come with an M.2 SSD or a hard drive as its primary storage device.

2. Establishing image.



3. Remove the single screw securing the M.2 SSD.



4. Remove the M.2 SSD from the system.



5. Complete.



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

  • During installation or removal of any hardware always ensure all data is backed up properly
  • Disconnect any telephone, network, or USB cables from the computer
  • Disconnect the computer and all attached devices from their electrical outlets
  • Remove: Bottom Cover, Battery
The Latitude™ 3150 may come with an M.2 SSD or a hard drive as its primary storage device.

2. Establishing image.



3. Disconnect the hard drive cable from the system board.



4. Remove the three screws securing the hard drive module.



5. Lift up and remove the hard drive module.


6. Disconnect the hard drive connector and cable.



7. Remove the four screws securing the bracket to the hard drive.



8. Remove the hard drive from the bracket.



9. Complete.



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

  • During installation or removal of any hardware always ensure all data is backed up properly
  • Disconnect any telephone, network, or USB cables from the computer
  • Disconnect the computer and all attached devices from their electrical outlets
  • Remove the Bottom Cover, Battery.

2. Establishing image.



3. Remove the single screw securing the WLAN card bracket.



4. Remove the WLAN card bracket.


5. Disconnect the WLAN antenna cables from the card.



6. Remove the WLAN card from the system.



7. Complete.



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

  • During installation or removal of any hardware always ensure all data is backed up properly
  • Disconnect any telephone, network, or USB cables from the computer
  • Disconnect the computer and all attached devices from their electrical outlets

2. Establishing image.



3. Using a plastic scribe, pry along the edges of the keyboard bezel to release it from the latches.

It may be easier to begin prying from the two slots near the top of the keyboard bezel


4. Remove the keyboard bezel from the system.



5. Complete.



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1. Pre-Removal Instructions Before removing the Keyboard:

  • During installation or removal of any hardware always ensure all data is backed up properly
  • Disconnect any telephone, network, or USB cables from the computer
  • Disconnect the computer and all attached devices from their electrical outlets
  • Remove the Bottom Cover, Battery, Keyboard Bezel

2. Establishing image.



3. Disconnect the keyboard cable.



4. Turn the computer over and remove the five screws securing the keyboard.



5. Remove the keyboard from the system.

6. Complete.



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Artikel-ID: SLN297374

Datum der letzten Änderung: 11/17/2017 05:59 AM


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