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 15u G5. Confirm the exact model on the service label before starting.
HP ZBook 15u G5 Mobile Workstation wwan module replacement. HP prints the spare part table for this procedure on printed page 44.
tools and parts
- Phillips P0 screwdriver
- Static-safe work surface
845710-003- LTE CAT4: Huawei HP lt4132, LTE/HSPA+ w/GPS. Source: printed page 44.L15398-001- LTE CAT9: Fibocom Intel XMM 7360 LTE-Advanced. Source: printed page 44.
preparation
HP prints its tools list and its handling and electrostatic-discharge cautions on printed page 31. Work on a grounded, static-safe surface, keep screws grouped by the position they came from, and handle boards and modules by their edges.
- Power the machine down. (printed page 40).
- Detach all external devices connected to the computer. (printed page 40).
- Cut the power by pulling the cord out of the wall outlet, and after that unplugging the AC adapter from the machine. (printed page 40).
- Take off the bottom cover (see that procedure on page 36). (printed page 38).
- Detach the battery cable from the system board (see that procedure on page 50). (printed page 38).
replacement
- Position the computer upside-down. (printed page 44).
- Detach the WWAN antenna cables from the terminals on the WWAN module. (printed page 44).
- Take out the Phillips M2.0×2.0 screw (printed page 44).
- Take out the wwan module by drawing the module out of the slot at an angle. (printed page 45).
- Install the wwan module by working back through the printed removal steps (printed page 45).
Parts this procedure uses
- HP wireless card 845710-003 (845710-003)
- HP WWAN module, LTE CAT4 Huawei lT4210 L15398-001 (L15398-001)
Manufacturer manual
HP Maintenance and Service Guide (PDF, HP). Machine-readable copy: /api/guides/hp-zbook-15u-g5-wwan-module-replacement-p44