{
 "slug": "hp-elitebook-840-g7-system-board-replacement-p56",
 "title": "How to do an HP EliteBook 840 G7 system board replacement",
 "model": "hp-elitebook-840-g7",
 "model_name": "HP EliteBook 840 G7",
 "component": "system board",
 "manufacturer": "HP",
 "url": "https://laptoppartfinder.com/guides/hp-elitebook-840-g7-system-board-replacement-p56/",
 "api_url": "https://laptoppartfinder.com/api/guides/hp-elitebook-840-g7-system-board-replacement-p56",
 "source_url": "https://kaas.hpcloud.hp.com/pdf-public/pdf_12437502_en-US-1.pdf",
 "source_title": "HP Maintenance and Service Guide",
 "pages": "printed pages 45–59",
 "service_classification": null,
 "bench_tested": false,
 "markdown": "# HP EliteBook 840 G7 system board replacement\n\nSource: https://kaas.hpcloud.hp.com/pdf-public/pdf_12437502_en-US-1.pdf (printed pages 45–59). OEM-documented procedure; not bench-tested.\n\nHP EliteBook 840 G7 Notebook PC system board replacement. HP prints this procedure on printed page 56 of its maintenance and service guide, and the spare-part table for this part is on printed page 56.\n\n## tools and parts\n\n- Screwdrivers and a non-marking pry tool as HP lists for this procedure\n- Static-safe work surface\n\n## preparation\n\nSave 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.\n\n1. Get the machine ready for taking apart (the Preparation for disassembly section is on page 33). (printed page 45).\n2. Take the bottom cover off (the Bottom cover section is on page 33). (printed page 45).\n3. Take the battery out (the Battery section is on page 43). (printed page 45).\n\n## replacement\n\n4. Take the fan (the Fan section is on page 53). (printed page 57).\n5. Detach those leads from the main board: ● Power connector lead (1) ● Camera lead (2) ● Aerial leads from the WWAN module (choose products only) (3) ● Aerial leads from the WLAN module (4) ● Larger USB lead from the USB board (ZIF) (5) ● Speaker lead (6) ● Small USB lead from the USB board (7) ● Display lead (8) ● Keyboard lead (ZIF) (9) ● Card reader lead (ZIF) (10) ● Touchpad lead (ZIF) (11) ● Keyboard backlight lead (ZIF) (choose products only) (12) ● RTC battery lead (13) ● NFC module lead (ZIF) (choose products only) (14) ● Fingerprint reader lead (ZIF) (choose products only) (15) (printed page 57).\n6. Take the four Phillips M2.0 × 4.0 fasteners (1) that hold the bracket to the main board, and after that take the bracket (2). The plastic bracket is available inside the Plastics Kit as spare part number M07215-001. (printed page 58).\n7. Take the two Phillips M2.0 × 4.0 fasteners (1) and the three Phillips M2.0 × 2.0 fasteners (2) that hold the main board to the machine. (printed page 58).\n8. Take the SIM card seat from the machine (3). (printed page 59).\n9. Lift the side of the main board upward (1), and after that pull the main board away out of the connectors on the side of the machine to lift it out (2). (printed page 59).\n10. Fit the replacement part by working back through the printed removal steps (printed page 59).\n\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"
}