ADTRAN

EXPRESS XRT

Card Type                           ISDN TA
Chip Set                            Unidentified
I/O Options                         RJ-45 ISDN BRI U interface, Analog
                                    phone ports (2), 25-pin modem port,
                                    25-pin DTE port, power
ISDN Rate                           230.4Kbps
ISDN Modulation Protocol            PPP
Error Correction/Compression        Unidentified
Data Bus                            External

[Image]

                                CONNECTIONS

          Function            Label            Function            Label

  Power                        CN1     Telephone line 1             CN4

  25-pin DTE port              CN2     Telephone line 2             CN5

  25-pin modem port            CN3     ISDN BRI interface (RJ-45)   CN6

                        USER CONFIGURABLE SETTINGS

                    Function                      Label      Position

  î                                               SW1/1         On

  230.4Kbps                                       SW1/1         Off

  î                                               SW1/2         On

  Returns to factory default profile              SW1/2         Off

  î                                               SW1/3         On

  Phone volume high                               SW1/3         Off

  î                                               SW1/4    Unidentified

                             DIAGNOSTIC LED(S)

   LED      Color         Status                   Condition

   TD          Green        On             Modem is transmitting data

   TD          Green       Off           Modem is not transmitting data

   RD          Green        On              Modem is receiving data

   RD          Green       Off            Modem is not receiving data

   B1          Green        On          B-channel 1 data call connected

   B1          Amber        On          Loopback channel protocol test in
                                            progress on B-channel 1

   B1          Amber     Blinking      Remote test originate on B-channel
                                                       1

   B1          Green     Blinking        Attempting TEI registration on
                          (fast)                  B-channel 1

   B1          Green     Blinking        Attempting SPID registration on
                          (slow)                  B-channel 1

   B1          Green       Off             No activity on B-channel 1

   B2          Green        On          B-channel 2 data call connected

   B2          Amber        On          Loopback channel protocol test in
                                            progress on B-channel 2

   B2          Amber     Blinking      Remote test originate on B-channel
                                                       2

   B2          Green     Blinking        Attempting TEI registration on
                          (fast)                  B-channel 2

   B2          Green     Blinking        Attempting SPID registration on
                          (slow)                  B-channel 2

   B2          Green       Off             No activity on B-channel 2

   PWR         Green        On          Power is on; link is established

   PWR         Green     Blinking           Power is on; link is not
                                                  established

   PWR         Green       Off                    Power is off

                SUPPORTED COMMAND SET

                  Basic AT Commands

  AT, ‘+++’, A/

  A, E, Q, V

  &R, &S

                 Extended AT Commands

  \Q

                     S Registers

  S0, S2, S3, S4, S5, S7, S12, S25

  Note:

  See MHI Help File for full command documentation.

Proprietary AT Command Set

For a full command summary see, ADRAN EXPRESS XR