HP TOUCHSMART 9100 - Manual (Page 34)

10. Locate the TV tuner module on the system board.
11. Detach the side USB I/O module connectors from the system board, and then move them aside
to gain access to the TV tuner module.
12. Disconnect the antenna cable from the top of the module.
13. Disconnect the AV input connector from the side of the module.
14. Remove the two screws that secure the TV tuner module to the system board.
15. Lift the module up to a 45 degree angle, and then remove it from the slot at an angle.
To install the TV tuner module, reverse the removal procedures.
TV tuner modules include a notch that prevents incorrect installation.
28 Chapter 4 Removal and Replacement Procedures