{
 "slug": "hp-elitebook-640-14-inch-g10-fingerprint-reader-board-replacement-p56",
 "title": "How to do an HP EliteBook 640 G10 fingerprint reader board replacement",
 "model": "hp-elitebook-640-g10",
 "model_name": "HP EliteBook 640 G10",
 "component": "fingerprint reader board",
 "manufacturer": "HP",
 "url": "https://laptoppartfinder.com/guides/hp-elitebook-640-14-inch-g10-fingerprint-reader-board-replacement-p56/",
 "api_url": "https://laptoppartfinder.com/api/guides/hp-elitebook-640-14-inch-g10-fingerprint-reader-board-replacement-p56",
 "source_url": "https://kaas.hpcloud.hp.com/pdf-public/pdf_7742201_en-US-1.pdf",
 "source_title": "HP Maintenance and Service Guide",
 "pages": "printed pages 41–64",
 "service_classification": null,
 "bench_tested": false,
 "markdown": "# HP EliteBook 640 G10 fingerprint reader board replacement\n\nSource: https://kaas.hpcloud.hp.com/pdf-public/pdf_7742201_en-US-1.pdf (printed pages 41–64). OEM-documented procedure; not bench-tested.\n\nHP EliteBook 640 14 inch G10 fingerprint reader board replacement. HP prints the spare part table for this procedure on printed page 56.\n\n## Tools and parts\n\n- Tweezers, a pry tool that neither conducts nor marks and a magnetic Phillips P1 driver\n- Static-safe work surface\n- `N00879-001` - Fingerprint reader board. Source: printed page 56.\n- `N00097-001` - Fingerprint reader board cable (included in Cable Kit). Source: printed page 56.\n- `N38997-001` - Fingerprint reader insert (for use in models without a fingerprint reader). Source: printed page 56.\n- `M21372-001` - Fingerprint reader bracket (included in Bracket Kit). Source: printed page 56.\n\n## Preparation\n\nHP prints its tools list and its handling and electrostatic-discharge cautions on printed page 30. Its preparation for disassembly is on printed page 39: power the unit down through the operating system, unplug the power cord and detach every external device before opening it. Work on a grounded, static-safe surface, keep screws grouped by the position they came from, and handle boards and modules by their edges.\n\n## Replacement\n\n1. Get the computer ready for disassembly (see that procedure on page 39). (printed page 41).\n2. Take off the bottom cover (see that procedure on page 39). (printed page 41).\n3. Detach the battery cable from the system board (see that procedure on page 48). (printed page 41).\n4. Take out the WWAN module (see that procedure on page 44). (printed page 56).\n5. Detach the lead from the ZIF plug (1) on the fingerprint reader board. (printed page 56).\n6. Take out the Phillips M2.0 × 2.5 screw that holds the fingerprint reader bracket to the (printed page 56).\n7. Take out the fingerprint reader board from the computer (4). (printed page 57).\n8. Get the computer ready for disassembly (see that procedure on page 39). (printed page 41).\n9. Take off the bottom cover (see that procedure on page 39). (printed page 41).\n10. Detach the battery cable from the system board (see that procedure on page 48). (printed page 41).\n11. (UMA models) In the order indicated on the cooler, loosen the four captive Phillips screws that (printed page 57).\n12. Take out the heat sink from the computer (2). (printed page 58).\n13. (Discrete models) In the order indicated on the cooler, loosen the six captive Phillips screws (printed page 58).\n14. Take out the heat sink from the computer (2). (printed page 58).\n15. Wipe the old compound off the heat sink and main board faces components each time the heat sink is removed. (printed page 58).\n16. Get the computer ready for disassembly (see that procedure on page 39). (printed page 41).\n17. Take off the bottom cover (see that procedure on page 39). (printed page 41).\n18. Take off the battery (see that procedure on page 48). (printed page 52).\n19. Take off the fan (see that procedure on page 55). (printed page 60).\n20. Detach the following cables from the system board: (printed page 61).\n21. Take out the port bracket by removing the three Phillips M2.5 × 4.0 screws that hold the (printed page 62).\n22. Take out the two Phillips M2.0 × 2.5 screws that hold the system board to the computer. (printed page 62).\n23. Lift the side of the main board upward (5), and after that pull the main board away from the connectors at the side of the machine to lift it out (6). (printed page 62).\n24. Get the computer ready for disassembly (see that procedure on page 39). (printed page 41).\n25. Take off the bottom cover (see that procedure on page 39). (printed page 41).\n26. Take off the battery (see that procedure on page 48). (printed page 52).\n27. Take off the fan (see that procedure on page 55). (printed page 60).\n28. Take out the system board (see that procedure on page 59). (printed page 63).\n29. Take out the Phillips M2.0 × 2.0 screw that holds the speaker to the computer. (printed page 63).\n30. Lift the speaker up (printed page 63).\n31. Get the computer ready for disassembly (see that procedure on page 39). (printed page 41).\n32. Take off the bottom cover (see that procedure on page 39). (printed page 41).\n33. Detach the battery cable from the system board (see that procedure on page 48). (printed page 41).\n34. Move the antenna cables (printed page 64).\n35. Take out the three Phillips M2.5 × 4.0 screws that hold the right display hinge to the computer, (printed page 64).\n36. Detach the cable from the system board. (printed page 64).\n37. Take out the power connector cable from the computer (5). (printed page 64).\n38. Get the computer ready for disassembly (see that procedure on page 39). (printed page 41).\n39. Take off the bottom cover (see that procedure on page 39). (printed page 41).\n40. Detach the battery cable from the system board (see that procedure on page 48). (printed page 41).\n",
 "outcome": "found",
 "data_revision": "93b6f8041cad",
 "license": "Free to use with attribution: credit \"Laptop Part Finder\" and link to https://laptoppartfinder.com (or the page you used). Please do not republish or mirror the dataset in bulk without permission.",
 "attribution": "Laptop Part Finder (https://laptoppartfinder.com)",
 "terms_url": "https://laptoppartfinder.com/terms/#data-license"
}