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 850 G2. Confirm the exact model on the service label before starting.
HP EliteBook 850 G2 Notebook PC rtc battery replacement. HP prints this procedure on printed page 70 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
665733-001- RTC battery (includes cable and double-sided adhesive). Source: printed page 70.
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
- Detach the RTC battery cable from the system board. (printed page 70).
- Slide the battery out away from the bottom cover (2), and after that take the battery out (3). (printed page 70).
- Take out the RTC battery. (printed page 70).
- Fit the replacement part by working back through the printed removal steps (printed page 70).
Part numbers in our catalog
- HP RTC battery (665733-001)
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-850-g2-rtc-battery-replacement-p70