HP ProBook 640 G2 Notebook PC, HP ProBook 645 G2 Notebook PC, HP ProBook 650 G2 Notebook PC and HP ProBook 655 G2 Notebook PC - Maintenance and Service Guide

2. Remove 4 Phillips screws (1), and then lift the TouchPad bracket (2) to remove it.
RTC battery
Description
Spare part number
RTC battery 651948-001
68 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts