HP G4 Maintenance And Service Manual page 68

3. Remove the nine Phillips PM2.5×7.0 screws that secure the top cover to the computer.
4. Remove the following screws:
(1) Two Phillips PM 2.5×4.0 screws in the hard drive bay
(2) One Philllips PM2.5×6.0 screw near the memory module bay
(3) One Philllips PM2.5×6.0 screw on the right side of the hard drive bay
(4) Three Phillips PM2.5×6.0 screws in the battery bay
5. Turn the computer right-side up, with the front toward you.
6. Open the computer.
60 Chapter 4 Removal and replacement procedures