HP Elite c640 14 inch G3 Chromebook touchpad replacement

Step-by-step HP Elite c640 14 inch G3 Chromebook touchpad replacement rewritten in our own words from HP's Maintenance and Service Guide, with page citations.

Part you needN13682-001HP Bracket kit including fingerprint reader and I/O brackets N13682-001 for the HP Elite c640 14 inch G3 Chromebook
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On this page
  1. Applies to
  2. Tools and parts
  3. Preparation
  4. Replacement
  5. Parts this procedure uses
  6. Manufacturer manual
Source: steps rewritten in our own words (no more than 8 words in a row copied; part numbers, screw sizes and warnings kept as printed) from HP's Maintenance and Service Guide (PDF, printed pages 30–38). Not bench-tested. We have not performed this repair; keep HP's manual open for its illustrations. Scope restrictions below are part of the guide: do not apply it to other models, generations or configurations. Service manuals are written for trained technicians; work at your own risk.

Labels: DOCUMENTED = taken from HP's manual; PROPOSED = our own joining or ordering of HP's directions, not an HP instruction; UNPERFORMED = a suggested check that has not been carried out.

Applies to

HP Elite c640 14 inch G3 Chromebook. Confirm the exact model on the service label before starting.

HP Elite c640 14 inch G3 Chromebook™ touchpad replacement. HP prints this procedure on printed page 38 of its maintenance and service guide, and the spare-part table for this part is on printed page 13.

Tools and parts

  • Screwdrivers and a non-marking pry tool as HP lists for this procedure
  • Static-safe work surface
  • N13682-001 - Touchpad (includes bracket). Source: printed page 37.
  • N14811-001 - Touchpad cable with Mylar. Source: printed page 37.

Preparation

Save your work and shut the computer down through the operating system, unplug AC power and every external device, and work on a clean, grounded, ESD-protected surface while sorting each screw by its original location. Handle every cable by its connector and put each one back in its own place during reassembly.

Replacement

  1. Get the machine ready for taking apart (the Preparation for disassembly section is on page 28). (printed page 30).
  2. Take the bottom cover off (the Bottom cover section is on page 28). (printed page 30).
  3. Take the battery out (the Battery section is on page 30). (printed page 38).
  4. Take the clear plastic that covers the touchpad (1). (printed page 38).
  5. Detach the touchpad lead from the ZIF connector on the touchpad (2). (printed page 38).
  6. Lift the Mylar that covers the fasteners on the top of the touchpad (3). (printed page 38).
  7. Take the three Phillips M2.0 × 2.0 fasteners (4) from the touchpad. (printed page 38).
  8. Raise the top of the touchpad up (5), and after that pull it away from the bottom of the machine to lift it out (6). (printed page 38).

Parts this procedure uses

Manufacturer manual

HP Maintenance and Service Guide (PDF, HP). Machine-readable copy: /api/guides/hp-elite-c640-14-inch-g3-chromebook-touchpad-replacement-p38

Key facts

HP document part number
N17284-001
Model
HP Elite c640 14 inch G3 Chromebook
Release year
2022
Screen size
14"
Printed pages
30–38

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