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Article Number: 000133193


Dell Latitude E7440 Customer Replaceable Unit (CRU) Part Removal Guide

Summary: Dell Latitude E7440 Teardown Part Removal Guide for Customer Replaceable Parts (CRU)

Article Content


Symptoms


This guide will take you step by step through the safe removal of what are considered to be Customer Replaceable Unit (CRU) Parts of a Dell Latitude E7440.


Table of Contents:

  1. CRU Removal Guide
  2. Removal Instructions

1. Removal Guide

CRUs (Customer Replaceable Units) are the parts of the system that shouldn't need an engineer to remove or replace. This guide includes pictures to reference the processes involved.

If this guide does not cover the part that you need to remove, then you will need to consult the 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

 

 

SLN288313_en_US__1ReqTools_E7450_BKeith_01

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

 

SLN288313_en_US__2icon Note: Be aware that using a large Phillips or Flat Head screwdriver may result in damage to the head of the screws. This would make their removal impossible without speciality tools, that aren't available to our onsite engineers.
  1. Pre-Removal Instructions Before removing the SD Card:

    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

      SLN288313_en_US__31392211943455.SD crd

  2. Locate the SD Memory Card slot

SLN288313_en_US__41392888741696.SD1

  1. Press in the SD memory card and release

SLN288313_en_US__51392888868339.SD2

  1. Slide the SD memory card out of the system

SLN288313_en_US__61392888964747.SD3

 

  1. Pre-Removal Instructions Before removing the Battery:

    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. Locate the Battery release latch

SLN288313_en_US__71392889363004.Batt1

  1. Slide the battery release latches into the unlock position

SLN288313_en_US__81392889442006.Batt2

  1. Remove the battery from the system

SLN288313_en_US__91392889552555.Batt3

 

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

    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 Battery

      SLN288313_en_US__101392213794729.sim1

  2. Locate the Sim Card slot

SLN288313_en_US__111392890102159.Sim1

  1. Push to release the phone SIM from the slot

SLN288313_en_US__2icon Note: Push the SIM into the slot and it will eject further to be able to remove from the system.

SLN288313_en_US__131392890213880.Sim2

  1. Pull out the phone SIM from the slot

SLN288313_en_US__141392890278832.Sim3

 

  1. Pre-Removal Instructions Before removing the Bottom 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

    4. Please remove the Battery

  2. Remove the two screws securing the Bottom Cover in place

SLN288313_en_US__151392890764994.Base2

  1. Slide the Bottom Cover towards the front of the system and remove

SLN288313_en_US__161392890802285.Base3

 

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

    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. Remove the Battery and Bottom Cover

  2. Locate the mSATA card

SLN288313_en_US__171392892301758.mSATA2

  1. Remove the four screws securing the mSATA harness

SLN288313_en_US__181392892744798.mSATA3

  1. Lift up and remove the mSATA SSD

SLN288313_en_US__191392892798268.mSATA4

  1. Disconnect the connector from mSATA SSD

SLN288313_en_US__201392892900957.mSATA5

  1. Remove single screw securing the mSATA SSD

SLN288313_en_US__211392892966958.mSATA6

  1. Remove two screws from the top

SLN288313_en_US__221392893127555.mSATA8

  1. Remove the two screws from the bottom securing the Solid State Drive(SSD) in place

SLN288313_en_US__231392893213354.mSATA9

 

  1. Pre-Removal Instructions Before removing the Memory :

    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 Battery and Bottom Cover

  2. Locate Memory

SLN288313_en_US__241392898071431.Mem2

  1. Gently pry the retention clips away from the memory module

SLN288313_en_US__251392898317499.Mem3

  1. Remove the memory module from the system

SLN288313_en_US__261392898376031.Mem4

  1. Repeat the Step 3 & 4, if there is another memory module installed in the other slot

 

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

    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 Battery and Bottom Cover

  2. Locate the Wireless Card

SLN288313_en_US__271392899609211.WiFi1

  1. Disconnect any antennae that may be connected to the WLAN card

SLN288313_en_US__281392899665556.WiFi2

  1. Remove the single screw securing the WLAN Card

SLN288313_en_US__291392899730588.WiFi3

  1. Remove the WLAN card from its slot

SLN288313_en_US__301392899795949.WiFi4

 

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

    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 Battery and Bottom Cover

  2. Locate the WWAN card

SLN288313_en_US__311392900170175.WWAN1

  1. Disconnect any antennae that may be connected to the WWAN card

SLN288313_en_US__321392900226785.WWAN2

  1. Remove the screw that secures the WWAN card to the system

SLN288313_en_US__331392900324928.WWAN3

  1. Remove the WWAN card from the system

SLN288313_en_US__341392900398007.WWAN4

 

  1. Pre-Removal Instructions Before removing the Coin-Cell Battery:

    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 Battery and Bottom Cover

  2. Locate the Coin-Cell Battery

SLN288313_en_US__351392901095146.Batt2

  1. Pry and remove the coin cell battery from the socket

SLN288313_en_US__361392901147928.Batt3

  1. Disconnect the coin cell battery connector and remove

SLN288313_en_US__371392901211320.Batt4

 

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

    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 Battery

  2. Locate Keyboard Trim surrounding the keyboard

SLN288313_en_US__381392910183305.Trim2

  1. Carefully pry up the keyboard trim starting from the top edge

SLN288313_en_US__391392910220508.Trim3

  1. Work your way around the sides of the keyboard trim

SLN288313_en_US__401392910448482.Trim4

  1. Remove the keyboard trim from the system

 

  1. Pre-Removal Instructions Before removing the Keyboard:

    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. Remove the Battery Bottom Cover and Keyboard Trim

  2. Turn the system upside down with the base cover removed

SLN288313_en_US__411392910858927.Key2

  1. Remove the two screws at the bottom of the system

SLN288313_en_US__421392910997195.Key3

  1. Lift up the mylar cover

SLN288313_en_US__431392911144136.Key4

  1. Disconnect (1) trackstick, (2) keyboard, and (3) keyboard light cables

SLN288313_en_US__441392911194215.Key5

  1. Remove the three screws securing the keyboard

SLN288313_en_US__451392911310936.Key6

  1. Remove the keyboard

SLN288313_en_US__461392911355733.Key7


 

If you require further assistance, please contact Technical Support

 

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Article Properties


Affected Product

Latitude E7440

Last Published Date

10 Apr 2021

Version

4

Article Type

Solution