{
 "slug": "hp-elitebook-840-g2-wwan-module-replacement-p64",
 "title": "How to do an HP EliteBook 840 G2 WWAN module replacement",
 "model": "hp-elitebook-840-g2",
 "model_name": "HP EliteBook 840 G2",
 "component": "WWAN module",
 "manufacturer": "HP",
 "url": "https://laptoppartfinder.com/guides/hp-elitebook-840-g2-wwan-module-replacement-p64/",
 "api_url": "https://laptoppartfinder.com/api/guides/hp-elitebook-840-g2-wwan-module-replacement-p64",
 "source_url": "https://h10032.www1.hp.com/ctg/Manual/c04560057.pdf",
 "source_title": "HP Maintenance and Service Guide",
 "pages": "printed pages 58–65",
 "service_classification": null,
 "bench_tested": false,
 "markdown": "# HP EliteBook 840 G2 WWAN module replacement\n\nSource: https://h10032.www1.hp.com/ctg/Manual/c04560057.pdf (printed pages 58–65). OEM-documented procedure; not bench-tested.\n\nHP EliteBook 840 G2 Notebook PC WWAN module replacement. HP prints this procedure on printed page 64 of its maintenance and service guide.\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- `790198-001` - HP lt4112 LTE/HSPA+ 4G Module for use only on HP ZBook 14 G2 Mobile Workstation computer models. Source: printed page 64.\n- `793116-001` - HP lt4211 LTE/EV-DO/HSPA+ 4G Module for use on all computer models. Source: printed page 64.\n- `740011-001` - HP lt4112 LTE/HSPA+ 4G Mobile Broadband Module for use on all computer models. Source: printed page 64.\n- `748599-001` - HP hs3110 HSPA+ Mobile Broadband Module for use only on HP EliteBook 840 G2 Notebook PC and HP EliteBook 740 G2 Notebook PC computer models. Source: printed page 64.\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\n## Replacement\n\n1. 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 58).\n2. Cut the power from the machine by unplugging the power cord from the machine. (printed page 58).\n3. Detach every external device from the machine. (printed page 58).\n4. Take the service cover off (the Service cover section is on page 57). (printed page 59).\n5. Take the battery out (the Battery section is on page 59). (printed page 60).\n6. Detach the WWAN aerial leads (1) from the contacts on the WWAN module. (printed page 64).\n7. Take the Phillips PM2.0×3.0 fastener (2) that holds the WWAN module to the main board. (The WWAN module tilts up.) (printed page 64).\n8. Take the WWAN module (3) out of its slot at an angle. (printed page 65).\n9. Fit the replacement part by working back through the printed removal steps (printed page 65).\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"
}