FHP DV1400 - Manual (Page 152)

Removal and Replacement Procedures
Maintenance and Service Guide 5–39
3. Turn the computer upside down with the front toward you.
4. Remove the fourteen PM2.0×8.5 screws that secure the base
enclosure to the computer.
Removing the Base Enclosure Screws, Part 2, HP Pavilion dv1400
models Only