PARADYNE CORPORATION

ACCULINK 3350 E1

Card Type                Network Termination Unit
NIC Type                 E1
Chip Set                 Unidentified
I/O Options              BNC connectors (2), auxiliary port (RJ-48),
                         communication port (RJ-48), HDSL network
                         interface via RJ-48 connector, test jacks (6),
                         power jack

                         15-pin G.703 DTE port
Maximum Data Rate        2.048Mbps
Data Bus                 External

[Image]

                                CONNECTIONS

       Function           Label             Function              Label

  Test jack - Lp1 HDSL     CN1      Auxiliary port                 CN8
  line

  Test jack - Lp2 HDSL     CN2      Communication port             CN9
  line

  Test jack - E1 line      CN3      15-pin DTE port               CN10
  in

  Test jack - E1 line      CN4      HDSL network interface        CN11
  out                               via RJ-48 connector

  Test jack - E1           CN5      BNC connector - receive        RX
  monitor In

  Test jack - E1           CN6      BNC connector - transmit       TX
  monitor out

  Power Jack               CN7

                       USER CONFIGURABLE SETTINGS

                     Setting                        Label     Position

  Open shield connection established                 SW1         On

  Earth shield connection established                SW1        Off

  120ohm balanced network interface selected         SW2         In

  75ohm unbalanced network interface selected        SW2        Out

  Note: SW1 must be on when using the 120ohm interface

                             DIAGNOSTIC LED(S)

   LED       Color       Status                   Condition

    OK       Green         On                  NTU power is on

    OK          Green   Blinking         NTU is downloading software

    OK          Green      Off          NTU power is off or detecting a
                                                system failure

   FAIL     Yellow         On           Device error has been detected

   FAIL         Yellow     Off        Device error has not been detected

   FAIL     Yellow      Blinking        NTU is conducting a self test

   TST      Yellow         On           NTU is executing a loopback or
                                                 pattern test

   TST          Yellow     Off           NTU is not executing a test

   SIG1      Green         On           NTU is receiving a recoverable
                                        signal from network on loop 1

   SIG1      Green         Off        NTU cannot recover the signal from
                                              network on loop 1

   SIG2      Green         On           NTU is receiving a recoverable
                                        signal from network on loop 2

   SIG2      Green         Off        NTU cannot recover the signal from
                                              network on loop 2

   OOF      Yellow         On         Out of frame condition detected on
                                                   network

   OOF          Yellow     Off        Out of frame condition not detected
                                                  on network

   ALM      Yellow         On        Alarm condition detected on network

   ALM          Yellow     Off          Alarm condition not detected on
                                                   network

   SIG       Green         On            A recoverable signal is being
                                         received from G.703 DTE port

   SIG          Green      Off        NTU cannot recover the signal from
                                                G.703 DTE port

   OFG      Yellow         On         Out of frame condition detected on
                                               G.703 DTE signal

   OFG          Yellow     Off        Out of frame condition not detected
                                             on G.703 DTE signal

   ALMG     Yellow         On          Alarm condition detected on G.703
                                                  DTE signal

   ALMG         Yellow     Off          Alarm condition not detected on
                                               G.703 DTE signal

   PDV      Yellow         On            A pulse density violation was
                                       detected (and corrected) on G.703
                                                  DTE signal

   PDV          Yellow     Off         A pulse density violation was not
                                         detected on G.703 DTE signal

   BPV      Yellow         On          A bipolar violation was detected
                                     (and corrected) on G.703 DTE signal

   BPV          Yellow     Off       A bipolar violation was not detected
                                             on G.703 DTE signal