3Com Router Module Guide Chapter 2 Smart Interface Cards2-23If the SIC has been properly installed, follow these steps to connect the cable:Step 1: Connect one end of the T1 cable to the RJ-45 port of ROUTER 1-PORTFRACTIONAL T1 SIC;Step 2: Connect the other end of the T1 cable to the relevant equipment;Step 3: Power on the Router, and check the LEDs of the corresponding slot on thefront panel: ON means that the SIC is operating normally and OFF means that thePOST of the SIC has failed. In the latter case, please contact your agent.Step 4: Check the status of LINK LED on the ROUTER 1-PORT FRACTIONAL T1 SICpanel: ON means the link is connected and OFF means the link is not connected. Inthe latter case, check the line.2.6 ROUTER 1-PORT ANALOG MODEM SIC2.6.1 Introduction1/2-port analog modem interface card (ROUTER 1-PORT ANALOG MODEM SIC)integrates the functions of asynchronous interface and external modem, that is,allowing 1/2 channel(s) of remote modem subscribers to directly access the Router.They support:z Data rate of 56 kbps.z Accessing and handling analog signals and transmitting the processed data tothe Router host through the serial interface bus. And also, processing the datareceived from the host and then transmitting them to the PSTN via the telephoneport.2.6.2 AppearanceROUTER 1-PORT ANALOG MODEM SIC and are shown in the following figures:Figure 2-23 ROUTER 1-PORT ANALOG MODEM SIC
