HP ProBook 4540s - Page 93

6. For 4440s/4441s models, remove the following screws that secure the top cover to the
computer:
(1) 4 rubber screw covers from the corners of the computer
(2) 9 Torx T8M2.5×6.0 screws
(3) 1 Phillips PM2.5×3.0 screw from the hard drive bay
Component replacement procedures 85