
ADC KENTROX

DATASMART T1 SMDSU MODEL 78965

Card Type        T1 CSU/DSU
Chipset          Unidentified
T1 Transfer Rate 1.544Mbps
T1 Protocol      B8ZS, ZBTSI
Frame Type       ESF
Data Bus         Serial

[Image]

                                CONNECTIONS

        Function           Label             Function             Label

  T1 line in                CN1       V.35 serial data port        CN5
                                      via DB-25 connector

  DCE serial control        CN2       Alarm cutoff switch          S5
  port

  DTE serial control        CN3       DC power in (see pinout      SC1
  port                                below)

  EIA-530 serial data       CN4
  port

            Note:Standard V.35 serial port is provided on an included
            adapter cable.

                                SC1 PINOUT

          Function             Screw           Function             Screw

  -40V to -56VDC power in       1      +40 to +56VDC power in        3

  Ground                        2

                        USER CONFIGURABLE SETTINGS

                  Setting                       Label        Position

     Control port parity disabled              S1/3            On

      Control port parity enabled               S1/3            Off

     Control port parity set to odd            S1/4            On

      Control port parity set to even           S1/4            Off

     Control port uses 8 data bits             S1/5            On

      Control port uses 7 data bits             S1/5            Off

     Control port uses 1 stop bit              S1/6            On

      Control port uses 2 stop bits             S1/6            Off

     V.35 data port enabled                    S1/7            On

      EIA-530 data port enabled                 S1/7            Off

     Alarm reporting output to DCE             S1/8            On
      control port

      Alarm reporting output to DTE             S1/8            Off
      control port

                       CONTROL PORT SPEED SELECTION

           Setting                     S1/1                  S1/2

             9600bps                   On                    On

              4800bps                   On                    Off

              2400bps                  Off                    On

              1200bps                  Off                    Off

                         LINE BUILD OUT SELECTION

           Setting                     S2                     S3

              0 dB                    Off                   Off

             -7.5 dB                   On                    Off

              -15 dB                   Off                    On

             -22.5 dB                  On                     On

                       THUMBWEEL FUNCTION SELECTION

            Function                 S4            S6             S5

      Reset loopback tests         Pushed      Position 0     Not pushed

    Reset to factory defaults    Pushed for    Position 3      Pushed for
      and switch settings          2 sec.                       2 sec.

  Begin near-end line loopback     Pushed      Position 4     Not pushed
              test

     Begin near-end payload        Pushed      Position 5     Not pushed
         loopback test

      Begin near-end local         Pushed      Position 6     Not pushed
         loopback test

  Begin data near-end terminal     Pushed      Position 7     Not pushed
         loopback test

      Reset IDSU address to      Pushed for    Position 7      Pushed for
           00:00:000               2 sec.                       2 sec.

      Send QRST test code          Pushed      Position 8     Not pushed

     Send 3 in 24 test code        Pushed      Position 9     Not pushed

            Note:S4 and S6 must always be held for at least one-half of
            one second for the above functions to take effect.

                             DIAGNOSTIC LED(S)

    LED         Color         Status                 Condition

    RCV         Green           On           DSU is receiving data from
                                                      network

    RCV         Green          Off         DSU is not receiving data from
                                                      network

    XMT         Green           On          DSU is transmitting data to
                                                      network

    XMT         Green          Off          DSU is not transmitting data
                                                    to network

    FEI          Red            On          Remote is out of PLCP lock

    FEI          Red         Blinking       Remote block error detected

    FEI          Red           Off              Remote PLCP normal

    NEI          Red            On         Local DSU is out of PLCP lock

    NEI          Red         Blinking        Local DSU detected a block
                                                       error

    NEI          Red           Off             Local DSU PLCP normal

    DATA        Green           On          Valid data signal detected

    DATA        Green        Blinking       Network Set, Reset, or Test
                                                   code detected

    DATA        Green          Off           No valid signal detected

     CV          Red            On         Code Violation, Frame Sync, or
                                                CRC error detected

     CV          Red           Off              Error not detected

    LOS          Red            On            Loss Of Signal condition
                                                     detected

    LOS          Red           Off          Loss Of Signal condition not
                                                     detected

    OOF          Red            On             Signal is out of frame
                                                  synchronization

    OOF          Red           Off           Signal is not out of frame
                                                  synchronization

    AIS          Red            On            Alarm Indication Signal
                                                condition detected

    AIS          Red           Off            Alarm Indication Signal
                                              condition not detected

    YEL        Yellow           On         Remote Yellow Alarm condition
                                                     detected

    YEL        Yellow        Blinking       Local Yellow Alarm condition
                                                     detected

    YEL        Yellow          Off           Yellow Alarm condition not
                                                     detected

    PWR         Green           On                  Power is on

    PWR          Red            On               Self-test failed

    PWR         Green        Blinking          Downloading software

    PWR          N/A           Off                 Power is off

    LOOP       Yellow           On             Local loopback test in
                                                     progress

    LOOP       Yellow        Blinking         Remote loopback test in
                                                     progress

    LOOP       Yellow          Off         Loopback test not in progress

    SEND       Yellow           On             Test code being sent

    SEND       Yellow        Blinking      Remote loopback test may be in
                                               progress but cannot be
                                                     verified

    SEND       Yellow          Off           Test code not being sent

    ALM          Red            On          Alarm condition detected and
                                            awaiting user intervention

    ALM         Green           On         Alarm condition detected; user
                                             intervention in progress

    ALM          N/A           Off         Alarm condition not detected

