HP Compaq NC4400 Maintenance And Service Manual page 135

4. Turn the computer right-side up with the front toward you.
5. Remove the two Torx8 T8M2.0×20.0 screws 1 that secure
the rear keyboard cover to the computer.
6. Remove the rear keyboard cover 2.
✎
The rear keyboard cover is available using spare part number
419120-001.
7. Remove the Phillips PM2.0×4.0 screw 3 that secures the top
cover to the computer.
Removing the Rear Keyboard Cover
Maintenance and Service Guide
Removal and Replacement Procedures
5–53