RAD DATA COMMUNICATIONS, INC.

ASMI-24 SLAVE (AC POWER)

Card Type         Modem (synchronous)
Chipset           Unidentified
I/O Options       Control box connector
Maximum Data Rate 144Kbps
Data Modulation   Proprietary (PR4)
Data Bus          Serial

[Image]

                                CONNECTIONS

           Function            Label            Function           Label

  AC power in                    J1     Line out - see pinout       SC1
                                        below

  Control box connector          J2

                                SC1 PINOUT

          Function             Screw           Function             Screw

  Ground                        1      Transmit signal               4

  Receive signal                2      Transmit signal               5

  Receive signal                3

                        USER CONFIGURABLE SETTINGS

                  Setting                      Label         Position

  Modem is in management slave mode             JP1           Closed

  Modem is in management master mode            JP1            Open

  ASM-24 mode disabled                          JP2            Open

  ASM-24 mode enabled                           JP2           Closed

  Transmit level set to 0dBm                    JP3         Pins 1 & 2
                                                              closed

  Transmit level set to -6dBm                   JP3         Pins 2 & 3
                                                              closed

  Signal ground connected to chassis            JP4         Pins 2 & 3
  ground                                                      closed

  Signal ground not connected to chassis        JP4         Pins 1 & 2
  ground                                                      closed

  Receive level set to 0dBm                     JP5         Pins 1 & 2
                                                              closed

  Receive level set to -6dBm                    JP5         Pins 2 & 3
                                                              closed

  Factory configured - do not alter             JP6            N/A
  (jumper storage)

                             DIAGNOSTIC LED(S)

    LED         Color          Status                 Condition

    PWR         Green            On                  Power is on

    PWR         Green            Off                Power is off

    RTS         Yellow           On              RTS signal is high

    RTS         Yellow           Off              RTS signal is low

     TD         Yellow           On          Modem is transmitting SPACE

     TD         Yellow        Blinking       Modem is transmitting data

     TD         Yellow           Off          Modem is not transmitting
                                                        data

     RD         Yellow           On           Modem is receiving SPACE

     RD         Yellow        Blinking         Modem is receiving data

     RD         Yellow           Off         Modem is not receiving data

    DCD         Yellow           On            Carrier signal detected

    DCD         Yellow           Off         Carrier signal not detected

    TEST         Red             On             Modem is in test mode

    TEST         Red             Off          Modem is not in test mode

    ERR         Yellow           On           Error detected in received
                                                    test pattern

    ERR         Yellow           Off            No errors detected in
                                                received test pattern

                       MISCELLANEOUS TECHNICAL NOTES

  Available serial interface modules include V.24, V.35, V.36/RS-530,
  X.21, and G.730 interface types. Information on all except the G.730
  interface modules is unidentified.

Card Type   Serial
Chipset     Unidentified
I/O Options Serial port

[Image]

                                CONNECTIONS

               Function                               Label

  G.703 serial port - see pinout                       SC1
  below

                                SC1 PINOUT

          Function             Screw           Function             Screw

  Ground                        1      Transmit signal               4

  Receive signal                2      Transmit signal               5

  Receive signal                3

                        USER CONFIGURABLE SETTINGS

                  Setting                     Label          Position

  Serial port uses receive FIFO                JP1          Pins 2 & 3
                                                              closed

  Serial port uses transmit FIFO               JP1          Pins 1 & 2
                                                              closed

Card Type   Serial
Chipset     Unidentified
I/O Options Serial port

[Image]

                                CONNECTIONS

               Function                               Label

  G.703 serial port via RJ-45                           J1
  connector

                        USER CONFIGURABLE SETTINGS

                  Setting                     Label          Position

  Serial port uses receive FIFO                JP1          Pins 2 & 3
                                                              closed

  Serial port uses transmit FIFO               JP1          Pins 1 & 2
                                                              closed