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

   CMN-C6A

   Card Type         Modem (asynchronous)                         
   Chipset           Unidentified                                 
   Maximum Data Rate 19.2Kbps x 2                                 
   Data Modulation   Unidentified                                 
   Data Bus          Proprietary                                  

<gopher://bitreich.org/I/th99/t/P-R/53559-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |       Function       | Label |      Function       | Label |
   |----------------------+-------+---------------------+-------|
   | Telephone line 1 out |  CN1  | Telephone line 2    |  CN3  |
   |                      |       | out                 |       |
   |----------------------+-------+---------------------+-------|
   | Serial data port 1   |  CN2  | Serial data port 2  |  CN4  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |                Setting                 | Label | Position  |
   |----------------------------------------+-------+-----------|
   | i CN2 is DCE                           |  SW1  |    Off    |
   |----------------------------------------+-------+-----------|
   | CN2 is DTE                             |  SW1  |    On     |
   |----------------------------------------+-------+-----------|
   | i CN4 is DCE                           |  SW2  |    Off    |
   |----------------------------------------+-------+-----------|
   | CN4 is DTE                             |  SW2  |    On     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   |  LED  | Color  | Status |            Condition             |
   |-------+--------+--------+----------------------------------|
   |  PWR  | Green  |   On   |           Power is on            |
   |-------+--------+--------+----------------------------------|
   |  PWR  | Green  |  Off   |           Power is off           |
   |-------+--------+--------+----------------------------------|
   | XMT1  | Yellow |   On   |   Modem 1 is transmitting data   |
   |-------+--------+--------+----------------------------------|
   | XMT1  | Yellow |  Off   | Modem is 1 not transmitting data |
   |-------+--------+--------+----------------------------------|
   | RCV1  | Yellow |   On   |    Modem 1 is receiving data     |
   |-------+--------+--------+----------------------------------|
   | RCV1  | Yellow |  Off   |  Modem 1 is not receiving data   |
   |-------+--------+--------+----------------------------------|
   | XMT2  | Yellow |   On   |   Modem 2 is transmitting data   |
   |-------+--------+--------+----------------------------------|
   | XMT2  | Yellow |  Off   | Modem is 2 not transmitting data |
   |-------+--------+--------+----------------------------------|
   | RCV2  | Yellow |   On   |    Modem 2 is receiving data     |
   |-------+--------+--------+----------------------------------|
   | RCV2  | Yellow |  Off   |  Modem 2 is not receiving data   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                MISCELLANEOUS TECHNICAL NOTE                |
   |------------------------------------------------------------|
   | This card is intended for use in the CMN-16 rack-mount     |
   | system. The bus is used only for supplying power for the   |
   | card. All other card functions are accessed through the    |
   | serial ports.                                              |
   +------------------------------------------------------------+