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 40). 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 ZBook Firefly 14 G11. Confirm the exact model on the service label before starting.
HP ZBook Firefly 14 G11 wwan module replacement. HP prints this procedure on printed page 40 of its maintenance and service guide.
Tools and parts
- Screwdrivers and a non-marking pry tool as HP lists for this procedure
- Static-safe work surface
N90688-002- Qualcomm* 9205 LTE-M (CAT-M1) *Component maker as listed by HP in its parts documentation. LPF is not affiliated with or endorsed by Qualcomm.. Source: printed page 40.N65633-002- HP 4000 4G LTE - Advanced Pro. Source: printed page 40.
Preparation
Save your work, shut the computer down through the operating system, unplug AC power and every external device, and work on a grounded, static-safe surface.
Replacement
- Prepare the computer for disassembly and remove the bottom cover. (printed page 40).
- Unplug the battery cable from the system board. (printed page 40).
- Detach the antenna leads, undo the retaining screw and pull the card out at an angle. (printed page 40).
Parts this procedure uses
- HP WWAN module, Qualcomm 9205 LTE-M (CAT-M1) N90688-002 (N90688-002)
- HP Motherboard N65633-002 (N65633-002)
Manufacturer manual
HP Maintenance and Service Guide (PDF, HP). Machine-readable copy: /api/guides/hp-zbook-firefly-14-g11-wwan-module-replacement-p40