RAD DATA COMMUNICATIONS
=======================

   SRM-5S

   Modem Type               Data (synchronous)                    
   Maximum Data Rate        19.2Kbps                              
   Data Bus                 External                              
   Data Modulation Protocol Proprietary                           

<gopher://bitreich.org/I/th99/t/P-R/51512-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |     Purpose      | Location |      Purpose      | Location |
   |------------------+----------+-------------------+----------|
   | RS-422           |   CN1    | Ground            |   GND    |
   |------------------+----------+-------------------+----------|
   | RJ-12/RJ-45      |   CN2    | Transmit positive |   +XMT   |
   |------------------+----------+-------------------+----------|
   | Receive positive |   +RCV   | Transmit negative |   -XMT   |
   |------------------+----------+-------------------+----------|
   | Receive negative |   -RCV   |                   |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         BAUD RATE                          |
   |------------------------------------------------------------|
   | Setting                       |            SW1             |
   |-------------------------------+----------------------------|
   | 19.2Kbps                      |             0              |
   |-------------------------------+----------------------------|
   | 14.4Kbps                      |             1              |
   |-------------------------------+----------------------------|
   |>> 9600bps                     |             2              |
   |-------------------------------+----------------------------|
   | 7200bps                       |             3              |
   |-------------------------------+----------------------------|
   | 4800bps                       |             4              |
   |-------------------------------+----------------------------|
   | 3600bps                       |             5              |
   |-------------------------------+----------------------------|
   | 2400bps                       |             6              |
   |-------------------------------+----------------------------|
   | 1800bps                       |             7              |
   |-------------------------------+----------------------------|
   | 1200bps                       |             8              |
   |-------------------------------+----------------------------|
   | 900bps                        |             9              |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(s)                      |
   |------------------------------------------------------------|
   |   LED   |  Color   |  Status  |         Condition          |
   |---------+----------+----------+----------------------------|
   |   CD    |   Red    |    On    |   Carrier signal is high   |
   |---------+----------+----------+----------------------------|
   |   CD    |   Red    |   Off    |   Carrier signal is low    |
   +------------------------------------------------------------+