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 G10. Confirm the exact model on the service label before starting.
HP EliteBook 645 G10 Notebook PC RTC 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 51.
tools and parts
- Screwdrivers and a non-marking pry tool as HP lists for this procedure
- Static-safe work surface
M34737-001- RTC battery. Source: printed page 51.
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.
- Get the machine ready for taking apart (the Preparation for disassembly section is on page 39). (printed page 42).
- Take the bottom cover off (the Bottom cover section is on page 39). (printed page 42).
- Detach the battery lead from the main board (the Battery section is on page 49). (printed page 42).
replacement
- Detach the battery lead from the main board (1). (printed page 51).
- Take the lead from the clips on the machine chassis (2). (printed page 51).
- Use a tool to free the battery from the machine (3). The battery is secured with adhesive. (printed page 51).
- Fit the replacement part by working back through the printed removal steps (printed page 51).
Part numbers in our catalog
- HP RTC (CMOS) battery M34737-001 (M34737-001)
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-645-g10-rtc-battery-replacement-p51