Compaq Presario,Presario 900 Maintenance And Service Manual page 115

4. Release the ZIF connector 1 to which the keyboard cable is
connected and disconnect the keyboard cable 2 from the
system board (Figure 5-19).
Figure 5-19. Disconnecting the Keyboard Cable
5. Remove the keyboard.
Reverse the preceding procedures to install the keyboard.
Maintenance and Service Guide
Removal and Replacement Procedures
5–23