{
 "slug": "hp-zbook-15-g4-wwan-module-replacement-p43",
 "title": "How to do an HP ZBook 15 G4 wwan module replacement",
 "model": "hp-zbook-15-g4",
 "model_name": "HP ZBook 15 G4",
 "component": "wwan module",
 "manufacturer": "HP",
 "url": "https://laptoppartfinder.com/guides/hp-zbook-15-g4-wwan-module-replacement-p43/",
 "api_url": "https://laptoppartfinder.com/api/guides/hp-zbook-15-g4-wwan-module-replacement-p43",
 "source_url": "https://h10032.www1.hp.com/ctg/Manual/c05477657.pdf",
 "source_title": "HP Maintenance and Service Guide",
 "pages": "printed pages 32–44",
 "service_classification": null,
 "bench_tested": false,
 "markdown": "# HP ZBook 15 G4 wwan module replacement\n\nSource: https://h10032.www1.hp.com/ctg/Manual/c05477657.pdf (printed pages 32–44). OEM-documented procedure; not bench-tested.\n\nHP ZBook 15 G4 Mobile Workstation wwan module replacement. HP prints the spare part table for this procedure on printed page 43.\n\n## Tools and parts\n\n- Torx driver, Magnetic screwdriver and Phillips P0 and P1 screwdrivers\n- Static-safe work surface\n- `800870-002` - HP lt4120 LTE/EVDO/HSPA+ Gobi 4G Mobile Broadband Module. Source: printed page 43.\n- `918670-852` - Fibocom HP hs3210 WW HSPA+ w/o GPS. Source: printed page 43.\n- `918671-852` - Huawei HP It4132, LTE/HSPA+ 4G w/GPS M.2. Source: printed page 43.\n\n## Preparation\n\nHP prints its tools list and its handling and electrostatic-discharge cautions on printed page 27. 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. Power the machine down. (printed page 32).\n2. Detach the power from the notebook by unplugging the power cord from the computer. (printed page 32).\n3. Detach all external devices from the computer. (printed page 32).\n4. Take off the bottom cover (see that procedure on page 36). (printed page 37).\n5. Detach the battery (see that procedure on page 37). (printed page 38).\n6. Detach the WWAN antenna cables from the terminals on the WWAN module. (printed page 43).\n7. Take out the Phillips PM2.0×3.25 screw that holds the WWAN module to the system board. (The (printed page 43).\n8. Take out the wwan module by drawing the module out of the slot at an angle. (printed page 44).\n9. Install the wwan module by working back through the printed removal steps (printed page 44).\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"
}