ASTROCOM

SP - 100

Card Type               CSU/DSU
NIC Type                T1
Chip Set                Unidentified
I/O Options             AC power connector, serial ports via 9-pin
                        connector (2),

                        DTE port via 25 pin connector, network interface
                        via RJ-48 connector

                        line jack - transmit/receive, monitor jack -
                        transmit/receive
Wiring Type             RJ-48 T1
Maximum Data Rate       64Kbps
Data Bus                External

[Image]

                                CONNECTIONS

         Function            Label            Function            Label

  AC power connector          CN1      Line jack - receive         CN6

  Serial port (PPP)           CN2      Monitor jack -              CN7
                                       transmit

  DTE port via 25-pin         CN3      Monitor jack - receive      CN8
  connector

  Network interface via       CN4      Serial port (control)       CN9
  RJ-48 connector

  Line jack - transmit        CN5      Power switch                SW1

                       USER CONFIGURABLE SETTINGS

                     Setting                        Label     Position

  Local loopback enabled                             SW2         On

  Remote loopback enabled                            SW2        Off

  2047 pattern generator enabled                     SW3         On

  2047ERR pattern generator enabled                  SW3        Off

                             DIAGNOSTIC LED(S)

     LED       Color         Status                  Condition

   LOS/OOF      Red            On          Network signal is out of frame
                                           synchronization, or signal is
                                                       lost

   LOS/OOF      Red           Off          Network signal is not lost or
                                           out of frame synchronization

     YEL           Amber       On           Yellow alarm signal received
                                                   from network

     YEL           Amber      Off             Yellow alarm signal not
                                               received from network

     AIS        Red            On            Blue alarm signal received
                                                   from network

     AIS        Red           Off          Blue alarm signal not received
                                                   from network

     ERR           Amber       On            BPV, CSS, or SES error(s)
                                                detected on network

     ERR           Amber      Off          BPV, CSS, or SES error(s) not
                                                detected on network

     ERR           Amber    Blinking        DSU/CSU is receiving 2047ERR
                                                      pattern

     TST           Amber       On            DSU/CSU is running a local
                                           loopback test or 2047 pattern
                                                     generator

     TST           Amber      Off             Remote loopback test in
                                                     progress

     TST           Amber    Blinking           Test not in progress

    SYNC           Green       On                No alarm declared

    SYNC           Green    Blinking       DSU/CSU is transmitting a AIS
                                                   (blue) alarm
                          (on 50ms/off
                             500ms)

    SYNC           Green    Blinking         DSU/CSU is transmitting a
                                                   yellow alarm
                          (on 500ms/off
                             50ms)

    SYNC           Green      Off              Severe alarm declared

     DTE           Green       On                 DTE port active

     DTE           Green      Off                DTE port inactive

     PWR           Green       On                   Power is on

     PWR           Green      Off                  Power is off