Compaq NC6400 manual Removing the System Board Screws, Part

Removal and Replacement Procedures

2.Turn the computer upside down with the front toward you.

3.Remove the two Phillips PM2.0×6.0 screws on each side of the hard drive connector that secure the system board to the base enclosure.

Removing the System Board Screws, Part 1

5–70 Maintenance and Service Guide