HP 470 17 inch G9 Notebook PC Maintenance And Service Manual page 37

Remove the rubber feet and bottom cover:
1. Peel the feet off the bottom of the computer.
2. Remove the six Phillips 2.5 × 6.0 screws (1) from under the feet and the four Phillips 2.5 × 7.0 screws (2)
that secure the bottom cover to the computer.
Bottom cover and rubber feet 31