RAD DATA COMMUNICATIONS

CMN-C6TX

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

[Image]

                                CONNECTIONS

          Function             Label           Function             Label

  Telephone line 1 out         CN1     Telephone line 2 out         CN3

  Serial data port 1           CN2     Serial data port 2           CN4

                        USER CONFIGURABLE SETTINGS

                  Setting                     Label         Position

  DCD forced high on modem 1                   JP1          Pins 2 & 3
                                                             closed

  DCD follows DTR on modem 1                   JP1          Pins 1 & 2
                                                             closed

  DCD forced high on modem 2                   JP2          Pins 2 & 3
                                                             closed

  DCD follows DTR on modem 2                   JP2          Pins 1 & 2
                                                             closed

                            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.