hp-support-head-portlet

Actions
Chargement...
Assistance clientèle HP - Base de connaissances

hp-contact-secondary-navigation-portlet

Actions
Chargement...

hp-share-print-widget-portlet

Actions
Chargement...
  • Information

    Résoudre les problèmes avec le  spooler d'impression après une mise à jour de Windows 10. Cliquez ici

    Information
    Résoudre les problèmes de mises à jour de Windows 10

    Résoudre les problèmes de mise à jour de Windows 10 sur une imprimante ou un PC HP – cliquez ici

hp-concentra-wrapper-portlet

Actions
Chargement...

HP EliteBook 2740p Tablet PC - Removing and Replacing the Wireless LAN Module

Introduction

This document is provided to assist in removing and replacing the wireless LAN module for the HP EliteBook 2740p Tablet PC.

Minimum skill level

The End User requires no hardware-specific training to replace the defective part. The End user should have familiarity with system hardware and software requiring repair.

Tools required

Small, Phillips-head (P0 and P1) screwdrivers

Parts required

Remarque :
Part numbers are subject to change.
The replacement part number will vary depending on the wireless LAN module that is being replaced. If a part is listed as "Yes" under "Requires Return" then the defective part needs to be returned to HP. Click here for more information on returning parts to HP.
Description
Part Number
Requires Return
Broadcom 4312 802.11b/g (Demi-2) WLAN adapter - Half-size form factor (Most-of-World)
504593-003 (Modified)
Yes
Broadcom 4312 802.11b/g (Demi-2) WLAN adapter - Half-size form factor (Rest-of-World)
504593-004 (Modified)
Yes
802.11A/B/G/N WLAN HF minicard (Claret) - Most of World implementation
518434-001 (Modified)
Yes
802.11A/B/G/N WLAN HF minicard (Claret2) - Rest of World implementation
518434-002 (Modified)
Yes
802.11A/G/N WLAN HF minicard
572509-001 (Modified)
Yes
802.11A/B/G WLAN Intel HMC minicard
572510-001 (Modified)
Yes
Remarque :
For customers in countries/regions with RoHS legislation* (e.g. EU, China, etc.) restricting the use of hazardous substances in electrical equipment. The use of the Original Spare part is regulated by RoHS legislation. If your unit contains a part that is labelled with the Modified Spare number, the Modified Spare must be ordered as the replacement part. If your unit contains a part that is labelled with the Original Spare number, please order the Original Spare as the replacement part. In this case either the Original Spare or the Modified Spare may be shipped which will not affect performance or functionality of the unit.

Summary of instructions

To view a video demonstrating the procedure for removing the wireless LAN module, click on the link below. Or use the product video listing on the HP Services Media Library, (Click here to go to HP Service Media Library), then select Wireless LAN module from the menu on the upper left hand side of the screen.
Click here to view the wireless LAN module removal video (right-click on the link to open in a new window/tab).

Wireless LAN module removal

  1. Review the safety considerations before performing the steps listed below by clicking on the following link:
      Attention :
    Failure to comply with the precautions could result in damage to your product or loss of data.
  2. On the bottom of the notebook, loosen the three captive P1 Phillips-head screws identified with a memory and storage drive icon that secures the accessory cover to the bottom of the notebook.
  3. Lift the accessory cover and remove it.
  4. Carefully disconnect the wireless antenna cables from the wireless LAN module by grasping the connectors with a small pair of needle nose pliers or tweezers.
    Remarque :
    Make careful note of which wireless antenna cable is connected to each terminal on the wireless LAN module for later replacement.
      Attention :
    Use care when disconnecting the wireless antenna cables from the wireless LAN module. Damaged cables or connectors can degrade notebook performance.
  5. Remove the two 3 mm P0 Phillips-head screws that secure the wireless LAN module to the system board and allow it to release to the spring tension position.
  6. Grasp the wireless LAN module by the edges and pull gently to remove it.
  7. Place the wireless LAN module in an electrostatic dissipative bag.

Wireless LAN module replacement

  1. Grasp the wireless LAN module by the edges and remove it from the electrostatic dissipative bag.
  2. Align the notch in the wireless LAN module with the key in the wireless LAN module slot on the system board.
  3. At an angle, gently insert the wireless LAN module into its slot on the system board.
  4. Press the wireless LAN module down and replace the two 3 mm P0 Phillips-head screws that secure the wireless LAN module to the system board.
  5. Reconnect the wireless antenna cables to the wireless LAN module.
      Attention :
    Use care when disconnecting the wireless antenna cables from the wireless LAN module. Damaged cables or connectors can degrade notebook performance.
  6. Toe the accessory cover into the base enclosure and lower it into position.
  7. Tighten the three captive P1 Phillips-head screws identified with a memory and storage drive icon that secures the accessory cover to the bottom of the notebook.

Parts return


hp-feedback-input-portlet

Actions
Chargement...

hp-feedback-banner-portlet

Actions
Chargement...

hp-country-locator-portlet

Actions
Chargement...
Pays/région : Flag France

hp-detect-load-my-device-portlet

Actions
Chargement...