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 645 G9. Confirm the exact model on the service label before starting.
HP EliteBook 645 14 inch G9 Notebook PC battery replacement. HP prints this procedure on printed page 51 of its maintenance and service guide, and the spare-part table for this part is on printed page 21.
Tools and parts
- Screwdrivers and a non-marking pry tool as HP lists for this procedure
- Static-safe work surface
M73472-005- Battery, 3 cell, 51 Whr. Source: printed page 50.M75599-005- Battery, 3 cell, 42 Whr. Source: printed page 50.
Preparation
Save 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.
Replacement
- Get the machine ready for taking apart (the Preparation for disassembly section is on page 40). (printed page 43).
- Take the bottom cover off (the Bottom cover section is on page 40). (printed page 43).
- Detach the battery lead from the main board (1). (printed page 51).
- Take the six Phillips M2.0 × 4.0 fasteners (2) that hold the battery to the machine. (printed page 51).
- Take the battery out from the machine (3). (printed page 51).
Part numbers in our catalog
- HP 3-cell 51Wh battery M73472-005 (M73472-005)
- HP 3-cell 42Wh battery M75599-005 (M75599-005)
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-645-14-inch-g9-battery-replacement-p51