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 51). 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 EliteBook 845 G9. Confirm the exact model on the service label before starting.
HP EliteBook 845 G9 wlan module replacement. HP prints this procedure on printed page 51 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
M85448-001- WLAN module Qualcomm Fast Connect 6900 Wi-Fi 6E + Bluetooth 5.2 M.2 2230 160 MHz. Source: printed page 51.
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 open the bottom cover so the wireless module is reachable. (printed page 51).
- Disconnect the antenna leads from the module one at a time and note which lead goes where. (printed page 51).
- Undo the retaining fastener, lift the module free of the connector, and keep it away from the antenna leads. (printed page 51).
Part numbers in our catalog
- HP WLAN module (Realtek 8852BE Wi-Fi 6) (M91238-001)
- HP WWAN module (Intel XMM 7560 R + LTE-Advanced Pro, Cat 16) (M52040-001)
- HP WLAN module (Qualcomm WCN6856 Wi-Fi 6E) (M85448-001)
Check each part page for its source and variant notes before ordering.
Manufacturer manual
HP Maintenance and Service Guide (PDF, HP). Machine-readable copy: /api/guides/hp-elitebook-845-g9-wlan-module-replacement-p51