HP ProBook 4230s Maintenance And Service Manual page 65

5. Remove the following cables from the system board:
(3) Power button
(4) QuickLaunch board
(5) Card reader
(6) Touchpad
6. Position the upside-down with the battery bay toward you.
7. Insert a screwdriver through the holes in the battery bay and press to disengage the top cover
from the computer.
8. Position the computer upright with the front toward you.
Component replacement procedures 57