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 430 G4. Confirm the exact model on the service label before starting.
HP ProBook 430 G4 Notebook PC fingerprint reader assembly replacement. HP prints this procedure on printed page 52 of its maintenance and service guide, and the spare-part table for this part is on printed page 52.
tools and parts
- Screwdrivers and a non-marking pry tool as HP lists for this procedure
- Static-safe work surface
905728-001- Fingerprint reader assembly (includes bracket). Source: printed page 52.905727-001- Fingerprint reader insert (part of the Plastics Kit; for use in models without a fingerprint reader). Source: printed page 52.
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.
- Power the machine down. If you are unsure whether the machine is off or in Hibernation, turn the machine on, and after that shut it down through the operating system. (printed page 31).
- Place the machine in “Battery Safe mode” (the Battery Safe mode section is on page 30). (printed page 31).
- Detach every external device wired to the machine. (printed page 31).
- Cut the power by pulling the cord out of the wall outlet, and after that unplugging the AC adapter from the machine. (printed page 31).
replacement
- Take the following parts out: a. Service door (the Service doors section is on page 31). b. Hard drive (the Hard drive section is on page 33) c. Keyboard (the Keyboard section is on page 42) d. Top cover (the Top cover section is on page 49) (printed page 52).
- Place the top cover upside-down. (printed page 52).
- Slide the bracket towards the side of the top cover, and after that lift it off the fingerprint reader board (1). (printed page 52).
- Lift the fingerprint reader lead to disengage the adhesive that holds it to the top cover (2), and after that take the board and lead assembly from the top cover (3). (printed page 53).
- Fit the replacement part by working back through the printed removal steps (printed page 53).
Part numbers in our catalog
- HP Fingerprint reader assembly including its bracket 905728-001 (905728-001)
- HP Fingerprint reader insert for builds without a reader 905727-001 (905727-001)
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-430-g4-fingerprint-reader-assembly-replacement-p52