HP ProBook 4430s Maintenance And Service Manual page 71

4.
Insert a screwdriver or similar tool into the gap near the fan and push to disengage the keyboard.
5.
Position the computer right-side up with the front toward you.
6.
Open the computer as far as possible.
7. Lift and rotate the keyboard (1) until it rests on the palm rest (2).
Component replacement procedures
63