ADC KENTROX

T-SERV II

Card Type                T1 CSU
Chip Set                 Unidentified
I/O options              Diagnostic ports
Maximum Transfer Rate    1.544Mbps
Data Bus                 External
Data Modulation Protocol B8ZS

[Image]

                                CONNECTIONS

          Function            Label            Function            Label

  T1 line out                  CN1     Test signal to network       CN8

  Network line out             CN2     Test signal from             CN9
                                       equipment

  RS-232/422                   CN3     Monitor signal from          CN10
                                       equipment

  DC power                     CN4     Ground                       SC1

  Test signal to equipment     CN5     Test switch                  SW1

  Test signal from network     CN6     Alarm cut-off                SW2

  Monitor signal from          CN7
  network

                        USER CONFIGURABLE SETTINGS

                   Setting                      Label        Position

  »   Test signals not sent through pulse       SW5/1           On
      density circuits

      Test signals sent through pulse           SW5/1           Off
      density circuits

  »   Force sending of digital ON after 15      SW5/2           Off
      OFF signals

      Force sending of digital ON after 47      SW5/2           On
      OFF signals

  »   QRSS will not cause low pulse density     SW5/3           On
      error

      QRSS will cause low pulse density         SW5/3           Off
      error three times every two seconds

  »   Pulse density monitor enabled             SW5/4           Off

      Pulse density monitor disabled            SW5/4           On

  »   Use unframed keep-alive signal            SW5/5           On

      Use framed keep-alive signal              SW5/5           Off

  »   Factory configured - do not alter         SW5/6           N/A

  »   Factory configured - do not alter         SW5/7           N/A

  »   Factory configured - do not alter         SW5/8           N/A

        SIGNAL ATTENUATION

  Setting       SW3        SW4

    0dBm        On          On

  -7.5dBm       On         Off

   -15dBm       Off         On

  -22.5dBm      Off        Off

         POWER SOURCE

    Setting         JP1

  Local power        Up

  Line power        Down

                             DIAGNOSTIC LED(S)

     LED        Color     Status                  Condition

    LOC LP      Yellow      On        CSU is in local loopback test mode

    LOC LP      Yellow      Off        CSU is not in local loopback test
                                                     mode

     CODE       Yellow      On           CSU received a reset signal

     CODE       Yellow      Off       CSU did not receive a reset signal

    NET LP      Yellow      On       Remote CSU is in loopback test mode

    NET LP      Yellow      Off       Remote CSU is not in loopback test
                                                     mode

   SEND/FEL     Yellow      On        CSU is transmitting a reset signal

   SEND/FEL     Yellow      Off         CSU is not transmitting a reset
                                                    signal

   SEND/FEL     Yellow   Blinking    CSU is in remote loopback test mode

     PWR        Green       On                   Power is on

     PWR        Green       Off                  Power is off

     ACO        Green       On        An alarm has occurred but has been
                                                   silenced

     ACO        Green       Off       No alarm has occurred or the alarm
                                                  is active

      KA         Red        On        CSU is sending a keep-alive signal

      KA         Red        Off         CSU is not sending a keep-alive
                                                    signal

     LOS         Red        On               Signal not detected

     LOS         Red        Off                Signal detected

     AIS         Red        On       CSU is receiving a keep-alive signal

     AIS         Red        Off        CSU is not receiving a keep-alive
                                                    signal

     BPV         Red        On       CSU has detected bipolar variations

     BPV         Red        Off          CSU has not detected bipolar
                                                  variations

     BPV         Red     Blinking    CSU has detected bipolar variations