HP EliteBook 850 G2 fingerprint reader board replacement

Step-by-step HP EliteBook 850 G2 fingerprint reader board replacement rewritten in our own words from HP's Maintenance and Service Guide, with page citations.

Part you need730817-001HP Fingerprint reader board with bracket 730817-001 for the HP EliteBook 850 G2
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On this page
  1. Applies to
  2. Tools and parts
  3. Preparation
  4. Replacement
  5. Part numbers in our catalog
  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 48–87). 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 EliteBook 850 G2. Confirm the exact model on the service label before starting.

HP EliteBook 850 G2 Notebook PC fingerprint reader board replacement. HP prints this procedure on printed page 86 of its maintenance and service guide, and the spare-part table for this part is on printed page 31.

Tools and parts

  • Screwdrivers and a non-marking pry tool as HP lists for this procedure
  • Static-safe work surface
  • 730817-001 - Fingerprint reader board (includes bracket and cable). Source: printed page 86.

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. Power the machine down. If you cannot tell whether the machine is off or in Hibernation, turn the machine on, and after that shut it down through the operating system. (printed page 48).
  2. Cut the power from the machine by unplugging the power cord from the machine. (printed page 48).
  3. Detach every external device from the machine. (printed page 48).
  4. Take the service cover off (the Service cover section is on page 47), and after that take the following parts out: (printed page 73).
  5. Turn the machine upside down. (printed page 86).
  6. Free the plastic cover (1) which covers the fingerprint reader board. (printed page 86).
  7. Slide the fingerprint reader board bracket away out of the fingerprint reader board (2), and take it. (printed page 86).
  8. Take the fingerprint reader board (3). (printed page 86).
  9. Fit the replacement part by working back through the printed removal steps (printed page 87).

Part numbers in our catalog

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-elitebook-850-g2-fingerprint-reader-board-replacement-p86

Key facts

HP document part number
803219-001
Model
HP EliteBook 850 G2
Release year
2015
Screen size
15.6"
Printed pages
48–87

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