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 G1. Confirm the exact model on the service label before starting.
HP ProBook 640 G1 fingerprint reader board replacement. HP prints this procedure on printed page 87 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
738394-001- Fingerprint reader board (includes cable and double-sided adhesive). Source: printed page 87.
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
- Turn the top cover over so it is upside down, with the front toward you. (printed page 88).
- Let go of the ZIF connector to which the fingerprint reader board lead is attached, and then (printed page 88).
- Take out the Phillips screw that holds the fingerprint reader board and bracket to the upper cover. (printed page 88).
- Slide the fingerprint reader board bracket forward and remove it. (printed page 88).
- Take out the fingerprint reader board and cable (4). (printed page 88).
- Fit the replacement part by working back through the printed removal steps (printed page 88).
Parts this procedure uses
- HP TouchPad with cable and bracket 738394-001 (738394-001)
Manufacturer manual
HP Maintenance and Service Guide (PDF, HP). Machine-readable copy: /api/guides/hp-probook-640-g1-fingerprint-reader-board-replacement