HP Compaq nc6400 Notebook PC Maintenance and Service Guide

5–28 Maintenance and Service Guide
Removal and Replacement Procedures
5.11 RTC Battery
The RTC battery is included in the Plastics Kit, spare part
number 418877-001.
1. Prepare the computer for disassembly (Section 5.3).
2. Release the keyboard (Section 5.10).
3. Disconnect the RTC battery cable 1 from the system board
and remove the cable from the clips 2 in the top cover.
4. Remove the RTC battery 3 from the clip in the
base enclosure.
The RTC battery is secured to the top cover by two-sided tape.
Removing the RTC Battery
Reverse the above procedure to install an RTC battery.