WESTERMO TELEINDUSTRI AB
========================

   MD-12

   Card Type          Modem                                       
   Chip Set           Unidentified                                
   I/O Options        9-pin serial port (RS-232), terminal blocks 
                      (3)                                         
   Data Modulation    ITU-T V.24/V.28                             
   Protocol           
   Wiring Type        Unshielded or shielded twisted pair         
   Maximum Data Rate  38.4Kbps                                    
   Data Bus           External                                    

<gopher://bitreich.org/I/th99/t/U-Z/55201-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |       Function        | Label |      Function      | Label |
   |-----------------------+-------+--------------------+-------|
   | DCE serial port (9    |  CN1  | Network interface  |  CN3  |
   | pole terminal block)  |       | (4 pole terminal   |       |
   |                       |       | block)             |       |
   |-----------------------+-------+--------------------+-------|
   | AC power connector (3 |  CN2  | 9-pin serial port  |  CN4  |
   | pole terminal block)  |       |                    |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      CARRIER CONTROL                       |
   |------------------------------------------------------------|
   |              Setting              |  S1/1  | S1/2  | S1/3  |
   |-----------------------------------+--------+-------+-------|
   |       i Carrier forced high       |  Off   |  On   |  Off  |
   |-----------------------------------+--------+-------+-------|
   |     Carrier activated by RTS      |  Off   |  On   |  On   |
   |-----------------------------------+--------+-------+-------|
   |     Carrier activated by DTR      |   On   |  Off  |  Off  |
   |-----------------------------------+--------+-------+-------|
   |  Carrier activated by DTR & RTS   |   On   |  Off  |  On   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   CLEAR TO SEND CONTROL                    |
   |------------------------------------------------------------|
   |              Setting              |  S1/4  | S1/5  | S1/6  |
   |-----------------------------------+--------+-------+-------|
   |      i CTS controlled by RTS      |   On   |  Off  |  Off  |
   |-----------------------------------+--------+-------+-------|
   |          CTS forced high          |  Off   |  On   |  Off  |
   |-----------------------------------+--------+-------+-------|
   |          CTS follows DCD          |  Off   |  Off  |  On   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED |    Color     | Status |          Condition           |
   |-----+--------------+--------+------------------------------|
   | PWR | Unidentified |   On   |         Power is on          |
   |-----+--------------+--------+------------------------------|
   | PWR | Unidentified |  Off   |         Power is off         |
   |-----+--------------+--------+------------------------------|
   | RD  | Unidentified |   On   |   Modem is receiving data    |
   |-----+--------------+--------+------------------------------|
   | RD  | Unidentified |  Off   | Modem is not receiving data  |
   |-----+--------------+--------+------------------------------|
   | TD  | Unidentified |   On   |  Modem is transmitting data  |
   |-----+--------------+--------+------------------------------|
   | TD  | Unidentified |  Off   |  Modem is not transmitting   |
   |     |              |        |             data             |
   |-----+--------------+--------+------------------------------|
   | RTS | Unidentified |   On   |      RTS signal is high      |
   |-----+--------------+--------+------------------------------|
   | RTS | Unidentified |  Off   |      RTS signal is low       |
   |-----+--------------+--------+------------------------------|
   | DCD | Unidentified |   On   |     Data carrier present     |
   |-----+--------------+--------+------------------------------|
   | DCD | Unidentified |  Off   |  Data carrier not present.   |
   |     |              |        |  Connection not established  |
   +------------------------------------------------------------+