Dell Inspiron 630m - Manual (Page 37)

Memory Module and Modem 37
4 Remove the M2 x 3-mm screw securing the modem to the system board and set it aside.
5 Pull straight up on the attached pull-tab to disconnect the modem from the connector on the system
board.
6 Disconnect the modem cable from the modem.
1 Mini PCI antenna cables
1