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       # PATTON ELECTRONICS COMPANY
       
          1012A
       
          Card Type         Short Range Modem                            
          Chip Set          Unidentified                                 
          I/O Options       25-pin serial port (RS-232),                 
                                                                         
                            network interface via RJ-45, RJ-11 or        
                            terminal block                               
          Wiring Type       Unshielded twisted pair                      
          Maximum Data Rate 38.4Kbps                                     
          Data Bus          External                                     
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |        Function         |    Label     | Function  | Label |
          |------------------------------------------------------------|
          | DTE/DCE serial port |   CN1   | UTP interface    |   CN2   |
          | (25-pin connector)  |         | (RJ-45, RJ-11 or |         |
          |                     |         | terminal block)  |         |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |                Setting                 | Label | Position  |
          |----------------------------------------+-------+-----------|
          | DTE mode                               |  SW1  |    On     |
          |----------------------------------------+-------+-----------|
          | DCE mode                               |  SW1  |    Off    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      RTS/DCD CONTROL                       |
          |------------------------------------------------------------|
          |            DCE             |         DTE          |  JP1   |
          |----------------------------+----------------------+--------|
          |    Carrier forced high     | Carrier forced high  |  Open  |
          |----------------------------+----------------------+--------|
          | Carrier activated by RTS - | Carrier activated by | Closed |
          |           pin 4            |     DCD - pin 8      |        |
          +------------------------------------------------------------+