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 ProBook 640 G2. Confirm the exact model on the service label before starting.
HP ProBook 640 G2 Notebook PC touchpad replacement. HP prints this procedure on printed page 67 of its maintenance and service guide.
Tools and parts
- Screwdrivers and a non-marking pry tool as HP lists for this procedure
- Static-safe work surface
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.
- Take the top cover off the computer before you can reach the TouchPad. (printed page 66).
Replacement
- Disconnect the TouchPad cables (1) and (2). (printed page 67).
- Undo the four Phillips screws (1) and lift the TouchPad bracket (2) clear of the computer. (printed page 68).
Part numbers in our catalog
- HP Top cover, 14 inch, with TouchPad 840719-001 (840719-001)
- HP Top cover, 14 inch, TouchPad and pointing stick 840720-001 (840720-001)
- HP Top cover, 14 inch, TouchPad, on/off button, bracket 840721-001 (840721-001)
- HP Top cover, 14 inch, TouchPad, pointing stick, on/off button, 845170-001 (845170-001)
- HP Top cover, 15 inch, with TouchPad 840751-001 (840751-001)
- HP Top cover, 15 inch, TouchPad and pointing stick 840752-001 (840752-001)
- HP Top cover, 15 inch, TouchPad, on/off button, bracket 840753-001 (840753-001)
- HP Top cover, 15 inch, TouchPad, pointing stick, on/off button, 845172-001 (845172-001)
Check each part page for its source and variant notes before ordering.
Manufacturer manual
HP Maintenance and Service Guide (PDF, HP). Machine-readable copy: /api/guides/hp-probook-640-g2-touchpad-replacement