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  • Information
    Important Print Security Update

    HP was recently made aware of a vulnerability in certain inkjet printers by a third-party researcher. HP has updates available for download to address the vulnerability. Details and more information are available in the Security Bulletin

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Compaq Evo n1000c Notebook PC - Removing and Replacing the TouchPad/TouchPad Button Boards

Introduction
This document is provided to assist in removing and replacing the touchpad/touchpad button boards for the Compaq Evo n1000c Notebook PC.
Minimum skill level
The End-User must possess extensive product-specific knowledge and technical skill on how to service the system, and be familiar with the operating system.
Tools required
  • Torx #8 (T8) screwdriver
  • Small, Phillips-head (P1 and P0) screwdrivers
  • Small, smooth-tipped needlenose pliers (optional)
Parts required
  note:
Part numbers are subject to change.
The replacement part number will vary depending on the touchpad/touchpad button boards that is being replaced. If a part is listed as "Yes" under "Requires Return" then the defective part needs to be returned to HP.
Description
Part Number
Requires Return
Hardware/plastics kit - Includes (l/r) hinge covers, display release, touchpad bracket, charger board shield, optical drive rails, PC card blank, connector cover, hard drive bracket, Mini PCI cover, memory expansion cover, battery bezel, rubber feet
285541-001 (Original)
No
  note:
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 touchpad/touchpad button boards, 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 TouchPad/TouchPad Button Boards from the menu on the upper left hand side of the screen.
Click here to view the touchpad/touchpad button boards removal video (right-click on the link to open in a new window/tab).
Touchpad/touchpad button boards removal
  1. Review the safety considerations before performing the steps listed below by clicking on the following link:
      caution:
    Failure to comply with the precautions could result in damage to your product or loss of data.
  2. With the palm rest upside down, disconnect both ends of the TouchPad-to-TouchPad button board ribbon cable from the LIF connectors on the TouchPad and TouchPad button boards.
      note:
    Use care to prevent damaging the TouchPad-to-TouchPad button board ribbon cable.
  3. Remove the TouchPad-to-TouchPad button board ribbon cable.
  4. Remove the four T8-5 mm screws that secure the TouchPad bracket to the palm rest.
  5. Remove the TouchPad bracket from the palm rest.
  6. Remove the TouchPad button board from the palm rest.
  7. Remove the TouchPad board from the palm rest.
      note:
    If your notebook includes both a TouchPad and a pointing stick, perform the following steps to remove the TouchPad board, TouchPad button board, and pointing stick board:
    1. Push the locking bar out to unlock the pointing stick-to-TouchPad button board cable ZIF connector on the pointing stick board and disconnect the cable.
    2. Push the locking bar out to unlock the pointing stick-to-TouchPad button board cable ZIF connector on the TouchPad button board and disconnect the cable.
    3. Disconnect both ends of the TouchPad-to-TouchPad button board ribbon cable from the LIF connectors on the TouchPad and TouchPad button boards.
    4. Remove the TouchPad-to-TouchPad button board ribbon cable.
    5. Remove the five T8-5 mm screws that secure the TouchPad bracket to the palm rest.
    6. Remove the TouchPad bracket from the palm rest.
    7. Remove the pointing stick board from the palm rest.
    8. Remove the TouchPad board from the palm rest.
    9. Remove the TouchPad button board from the palm rest.
Touchpad/touchpad button boards replacement
  1. Replace the TouchPad board into the palm rest.
  2. Replace the TouchPad button board into the palm rest.
  3. Replace the TouchPad bracket into the palm rest.
  4. Replace the four T8-5 mm screws that secure the TouchPad bracket to the palm rest.
  5. Reconnect both ends of the TouchPad-to-TouchPad button board ribbon cable to the LIF connectors on the TouchPad and TouchPad button boards.
      note:
    • Use care to prevent damaging the TouchPad-to-TouchPad button board ribbon cable.
    • If your notebook includes both a TouchPad and a pointing stick, perform the following steps to replace the TouchPad board, TouchPad button board, and pointing stick board:
      1. Replace the TouchPad button board into the palm rest.
      2. Replace the TouchPad board into the palm rest.
      3. Replace the pointing stick board into the palm rest.
      4. Toe the TouchPad bracket into the palm rest and lay it flat.
      5. Replace the five T8-5 mm screws that secure the TouchPad bracket to the palm rest.
      6. Reconnect both ends of the TouchPad-to-TouchPad button board ribbon cable to the LIF connectors on the TouchPad and TouchPad button boards.
      7. Insert the pointing stick-to-TouchPad button board ribbon cable into the ZIF connector on the TouchPad button board.
      8. Push the locking bar in to lock the ZIF connector on the TouchPad button board.
      9. Insert the pointing stick-to-TouchPad button board ribbon cable into the ZIF connector on the pointing stick board.
      10. Push the locking bar in to lock the ZIF connector on the pointing stick board.

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