HP Compaq nw9440 - Mobile Workstation Maintenance And Service Manual page 131

4. Remove the two Phillips PM2.0×4.0 screws 1 that secure
the modem module to the system board.
5. Lift the right side of the modem module 2 to disconnect it
from the system board.
6. Disconnect the modem cable 3 from the modem module.
✎
The modem cable is included in the Cable Kit, spare part
number 409990-001.
7. Remove the modem module.
Removing the Modem Module
Reverse the above procedure to install the modem module.
Maintenance and Service Guide
Removal and Replacement Procedures
5–31