HP ProBook 4430s, 4431s, 4330s and 4331s Notebook PCs - Maintenance and Service Guide

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. When lifting the keyboard, note that some models have tape (1) that secures the keyboard to the
top cover.
Component replacement procedures 65