4–42 Maintenance and Service Guide
Removal and replacement procedures
Remove the top cover:
1. Turn the computer upside down, with the front toward you.
2. Remove the 14 Phillips PM2.5×7.0 screws that secure the top cover to the base enclosure.
3. Remove the three Phillips PM2.0×4.0 screws 1 in the mass storage device bay, and the four Phillips
PM2.5×4.0 screws 2 in the battery bay, that secure the top cover to the base enclosure.