2.7 CONNECTIONSInstallation Manual 592.7.5 Internal Modem Card (KX-TVS325 only)The Internal Modem Card allows programming and maintenance of the KX-TVS325 from aremote location.Insert the telephone line from the Central Office into the modular jack on the internal modemcard. Guide the telephone cord through either one of the two ferrite cores and under the cableclip. Close the ferrite core and the cable clip.Notes• The internal modem can also be connected to the Central Office via your PBX. Thiswill save you a CO line. However, the actual data transfer rate of the internal modem(maximum 33600 bps) will be subject to the throughput limitations of the PBX.• If you start the VPS with the internal modem card properly installed, the followingmessage will appear on the screen: "Modem Card Initialization Completed".If "Modem Card Initialization Failed" appears instead, retry after ensuring that themodem card has been properly installed.Telephone LinePersonal Computerwith ModemCentral Office(Public Exchange)Modular Jack of theInternal Modem CardKX-TVS325Telephone LineSLOT 6MODEM SLOT 5 SLOT 4 SLOT 3 SLOT 2 SLOT 1