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    Information regarding recent vulnerabilities

    HP is aware of the recent vulnerabilities commonly referred to as "Spectre" and "Meltdown". HP has published a security bulletin with patches for these issues and a list of impacted systems. We will continue to update the bulletin as more information becomes available and encourage customers to check the bulletin frequently.

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Compaq Evo n410c Notebook PC - Removing and Replacing the Palm Rest

Introduction
This document is provided to assist in removing and replacing the palm rest for the Compaq Evo n410c 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 (preferably magnetized).
Parts required
  note:
Part numbers are subject to change.
The replacement part number will vary depending on the palm rest 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
Palmrest (Carbon Black) - Plastic overlay located below keyboard - Includes touchpad and button board
231449-001 (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 labeled with the Modified Spare number, the Modified Spare must be ordered as the replacement part. If your unit contains a part that is labeled 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 palm rest, 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 Palm rest from the menu on the upper left hand side of the screen.
Click here to view the palm rest removal video (right-click on the link to open in a new window/tab).
Palm rest 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. Remove the four slotted T8 screws from the holes marked with an arrow.
  3. Place the notebook face up on a flat surface.
  4. Open the display panel and lay it flat.
  5. Grasp one edge of the palm rest and lift it slightly while inserting a non-metallic tool between the palm rest, the space bar, and the right Alt key.
  6. Squeeze the palm rest and apply enough pressure to disengage the retention snap.
  7. Lift the palm rest and place it upside down on the keyboard.
      note:
    Use care to prevent damaging the TouchPad cable attached to the palm rest and the real-time clock (RTC) battery cable. The TouchPad and RTC cables are connected to the system board under the keyboard.
  8. Remove the RTC battery from its retaining clip.
  9. Disconnect the TouchPad cable from the TouchPad.
  10. Remove the palm rest.
Palm rest replacement
  1. Place the palm rest upside down on the keyboard.
  2. Insert the RTC battery into its retaining clip.
  3. Connect the cable from the system board to the TouchPad connector.
  4. Route the cables from the system board and the RTC battery into the openings on the palm rest.
  5. Toe in the palm rest toward the keyboard.
  6. Press down gently on the palm rest to engage the snaps on the base enclosure.
  7. Close the display panel completely.
  8. Place the notebook upside down on a flat surface.
  9. Replace the four slotted T8 screws in the holes marked with an arrow.

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