ADC KENTROX

DATASMART MAX MODEL 72771

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

[Image]

                                CONNECTIONS

          Function             Label           Function           Label

  PREVIOUS button               BT1      V.24 DTE serial           CN7
                                         control port

  NEXT button                   BT2      EIA-530 or V.35 serial    CN8
                                         data port 1

  ESCAPE button                 BT3      EIA-530 or V.35 serial    CN9
                                         data port 2

  SELECT button                 BT4      EIA-530 or V.35 serial    CN10
                                         data port 3

  Monitor receive port          CN1      EIA-530 or V.35 serial    CN11
                                         data port 4

  Monitor transmit port         CN2      Fuse for power source      F1
                                         1

  T1 line out (Network          CN3      Fuse for power source      F2
  interface)                             2

  RS-422 auxiliary clock        CN4      LCD display               LCD
  port

  T1 line in (Terminal          CN5      PCMCIA slot               SL1
  interface)

  V.24 DCE serial control       CN6      DC power in (see          SC1
  port                                   pinout below)

            Note:Standard V.35 serial ports are available on included
            adapter cables.

                                SC1 PINOUT

         Function             Screw            Function            Screw

  +24 to +48DC power in         1      -24 to -48DC power in         3
                                       (source 1)

  Ground                        2      -24 to -48DC power in         4
                                       (source 2)

                             DIAGNOSTIC LED(S)

    LED         Color         Status                 Condition

    RXD        Yellow           On           DSU is receiving data from
                                           data port indicated by LED1-4

    RXD        Yellow          Off         DSU is not receiving data from
                                           data port indicated by LED1-4

    TXD        Yellow           On          DSU is transmitting data to
                                           data port indicated by LED1-4

    TXD        Yellow          Off          DSU is not transmitting data
                                             to data port indicated by
                                                      LED1-4

    CTS        Yellow           On         Data port indicated by LED1-4
                                                    CTS is high

    CTS        Yellow          Off         Data port indicated by LED1-4
                                                    CTS is low

    RTS        Yellow           On         Data port indicated by LED1-4
                                                    RTS is high

    RTS        Yellow          Off         Data port indicated by LED1-4
                                                    RTS is low

     1         Yellow           On          TXD, RXD, CTS, and RTS LEDs
                                           indicate status of data port 1

     1         Yellow        Blinking        Loss of Signal detected on
                                                    data port 1

     1         Yellow          Off         TXD, RXD, CTS, and RTS LEDs do
                                            not indicate status of data
                                                      port 1

     2         Yellow           On          TXD, RXD, CTS, and RTS LEDs
                                           indicate status of data port 2

     2         Yellow        Blinking        Loss of Signal detected on
                                                    data port 2

     2         Yellow          Off         TXD, RXD, CTS, and RTS LEDs do
                                            not indicate status of data
                                                      port 2

     3         Yellow           On          TXD, RXD, CTS, and RTS LEDs
                                           indicate status of data port 3

     3         Yellow        Blinking        Loss of Signal detected on
                                                    data port 3

     3         Yellow          Off         TXD, RXD, CTS, and RTS LEDs do
                                            not indicate status of data
                                                      port 3

     4         Yellow           On          TXD, RXD, CTS, and RTS LEDs
                                           indicate status of data port 4

     4         Yellow        Blinking        Loss of Signal detected on
                                                    data port 4

     4         Yellow          Off         TXD, RXD, CTS, and RTS LEDs do
                                            not indicate status of data
                                                      port 4

    DATA        Green           On         Valid data signal detected on
                                               T1 network interface

    DATA        Green          Off         No valid signal detected on T1
                                                 network interface

    RED          Red            On            Loss Of Signal condition
                                               detected on T1 network
                                                     interface

    RED          Red        Slow blink        Alarm Indication Signal
                                              condition detected on T1
                                                 network interface

    RED          Red        Fast blink     T1 network interface signal is
                                           out of frame synchronization

    RED          Red           Off            No red alarm conditions
                                               detected on T1 network
                                                     interface

                         DIAGNOSTIC LED(S) (CON’T)

    LED          Color           Status               Condition

    YEL         Yellow             On        Remote Loss Of Signal or out
                                               of frame synchronization
                                               condition detected on T1
                                                  network interface

    YEL         Yellow            Off         No remote Loss Of Signal or
                                             out of frame synchronization
                                               condition detected on T1
                                                  network interface

    T1           Green             On         Valid data signal detected
                                               on T1 terminal interface

    T1            Red              On        Loss Of Signal, out of frame
                                                synchronization, Alarm
                                             Indication Signal, or yellow
                                              alarm condition detected on
                                                T1 terminal interface

    T1            N/A             Off         No valid signal detected on
                                                T1 terminal interface

   TEST         Yellow             On           Local loopback test in
                                                       progress

   TEST         Yellow          Blinking      Test code, remote loopback,
                                               or Bit Error Rate Test in
                                                       progress

   TEST         Yellow            Off          No tests are in progress

    PWR          Green             On                Power is on

    PWR           Red              On              Self-test failed

    PWR          Green          Blinking          User is logged in

    PWR       Alternating       Blinking         Downloading software
               green/red

    PWR           N/A             Off                Power is off