Configuration for Dialup Connection with Single Telephone Line Configuration for Dialup Connection with Two Telephone Lines Fig. 2 Fig. 3 Speaker Speaker Tel. Line AC Adaptor AC Adaptor TEL AC 10V MIC OUT MIC IN MODEM AC 10V TEL AC 10V MIC OUT MIC IN SPK IN MODEM TEL SPK IN MODEM Line in MIC OUT MIC IN SPK IN Phone TEL MODEM Speaker AC 10V Mic in MIC OUT MIC IN MODEM SPK IN Line in Phone MODEM Speaker Mic in Tel. Line Tel.