DIGICOM SPA

SNT06

Card Type                      ISDN TA
Chip Set                       Unidentified
I/O Options                    Power, ISDN interface via RJ-45 connector,
                               25-pin serial port (2)
ISDN Rate                      128Kbps
Maximum Modem Rate             33.6Kbps
Maximum Fax Rate               14.4Kbps

ISDN Modulation Protocol       V.110, V.120
Data Modulation Protocol       ITU-T V.21, V.22, V.22bis,V.23, V.32,
                               V.32bis, V.34, VFC
Fax Modulation Protocol        V.17, V.29, V.27
Error Correction/Compression   MNP5, V.42, V.42bis
Fax Class                      Class I
Data Bus                       External

[Image]

                                CONNECTIONS

       Function           Label             Function              Label

  Power                        CN1       ISDN interface (RJ-45      CN4
                                         connector)

  25-pin serial port 1         CN2       Power switch               SW1

  25-pin serial port 2         CN3

                      USER CONFIGURABLE SETTINGS

                    Setting                      Label     Position

  Transmission channel in high impedence mode     U1         Open

  Transmit termination set to 100Ohm              U1        Closed

  Receive channel in high impedence mode          U2         Open

  Receive termination set to 100Ohm               U2        Closed

                         PORT INTERFACE SELECTION

     Setting        U13     U14     U15     U16     U17     U18      U19

     V.24/V.28      1 & 2   1 & 2   1 & 2   1 & 2   1 & 2   1 & 2   1 & 2
    interface

  V.35 interface    2 & 3   2 & 3   2 & 3   2 & 3   2 & 3   2 & 3   2 & 3

  Note: Pins designated are in the closed position

                          POWER ON CONFIGURATION

        Setting            DS1/1        DS1/2        DS1/3       DS1/4

      Unidentified          Off          Off          Off         Off

         Factory            Off          Off          On          Off
    configuration 0

         Factory             On          Off          On          Off
    configuration 1

         Factory            Off          On           On          Off
    configuration 2

         Factory             On          On           On          Off
    configuration 3

  Asynchronous V25bis       Off          Off          Off          On

   Synchronous V25bis       Off          Off          On           On

                             DIAGNOSTIC LED(S)

   LED      Color        Status                   Condition

   PWR      Green          On                    Power is on

   PWR      Green         Off                    Power is off

   TST       Red           On             Unit is conducting a test

   TST       Red        Blinking       Error detected during self test

   TST       Red          Off             Unit not conducting a test

   EC        Red           On          Error correction enabled/active

   EC        Red          Off         Error correction disabled/inactive

   B1        Red           On                 B1 channel in use

   B1        Red          Off                B1 channel inactive

   B1        Red        Blinking               B1 channel busy

   B2        Red           On                 B2 channel in use

   B2        Red          Off                B2 channel inactive

   B2        Red        Blinking               B2 channel busy

   DSR       Red           On             Terminal Adapter is ready

   DSR       Red          Off             Terminal Adapter not ready

   DTR       Red           On                 Computer is ready

   DTR       Red          Off               Computer is not ready

   TD        Red           On             Modem is transmitting data

   TD        Red          Off           Modem is not transmitting data

   CTS       Red           On        CTS signal is high. TA ready to send
                                                     data

   CTS       Red          Off                 CTS signal is low

   RD        Red           On              Modem is receiving data

   RD        Red          Off            Modem is not receiving data

   DCD       Red           On                Data carrier present

   DCD       Red          Off        Data carrier not present. Connection
                                               not established

  Note: One set of interface LEDs indicate port 1 activity, the other set
  indicates port 2 activity.

                   SUPPORTED COMMAND SET

                     Basic AT Commands

  AT, A/

  A, E, Q, V, W

  &C, &R, &Z

                   Extended AT commands

  %C, %E, %L

                        S Registers

  S3, S4, S12, S25, S26

                     V.25bis commands

  CIC, CRN, CRS, DIC, PRN



  Note: See MHI Help File for full command documentation.

            For a full command summary, see DIGICOM SPA, SNT06/1