PARADYNE CORPORATION
====================

   ACCULINK 3360 NTU

   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,                              
                                                                  
                    G.703 DTE port, DTE ports (2), clock port     
   Maximum Transfer 2.048Mbps                                     
   Rate             
   Data Bus         External                                      

<gopher://bitreich.org/I/th99/t/P-R/54847-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |    Function     | Label |         Function         | Label |
   |-----------------+-------+--------------------------+-------|
   | Test jack - Lp1 |  CN1  | Communication port       |  CN9  |
   | HDSL line       |       |                          |       |
   |-----------------+-------+--------------------------+-------|
   | Test jack - Lp2 |  CN2  | G.703 DTE port (15-pin   | CN10  |
   | HDSL line       |       | connector)               |       |
   |-----------------+-------+--------------------------+-------|
   | Test jack - E1  |  CN3  | HDSL network interface   | CN11  |
   | line in         |       | via RJ-48 connector      |       |
   |-----------------+-------+--------------------------+-------|
   | Test jack - E1  |  CN4  | 15-pin clock port        | CN12  |
   | line out        |       |                          |       |
   |-----------------+-------+--------------------------+-------|
   | Test jack - E1  |  CN5  | DTE port 1 (25-pin       | CN13  |
   | monitor In      |       | serial connector)        |       |
   |-----------------+-------+--------------------------+-------|
   | Test jack - E1  |  CN6  | DTE port 2 (25-pin       | CN14  |
   | monitor out     |       | serial connector)        |       |
   |-----------------+-------+--------------------------+-------|
   | Power           |  CN7  | BNC connector - receive  |  RX   |
   |-----------------+-------+--------------------------+-------|
   | Auxiliary port  |  CN8  | BNC connector - transmit |  TX   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |                 Setting                 | Label | Position |
   |-----------------------------------------+-------+----------|
   | Open shield connection established      |  SW1  |    On    |
   |-----------------------------------------+-------+----------|
   | Earth shield connection established     |  SW1  |   Off    |
   |-----------------------------------------+-------+----------|
   | 120ohm balanced network interface       |  SW2  |    In    |
   | selected                                |       |          |
   |-----------------------------------------+-------+----------|
   | 75ohm unbalanced network interface      |  SW2  |   Out    |
   | selected                                |       |          |
   |------------------------------------------------------------|
   | 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           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            G.703 DTE PORT AND DATA PORT LED(S)             |
   |------------------------------------------------------------|
   | LED  |  Color   |  Status  |   G.703 DTE   |   Data port   |
   |      |          |          |     port      |               |
   |------+----------+----------+---------------+---------------|
   | LED1 |  Green   |    On    | A recoverable | DTR signal is |
   |      |          |          |   signal is   |     high      |
   |      |          |          |     being     |               |
   |      |          |          | received from |               |
   |      |          |          |   G.703 DTE   |               |
   |      |          |          |     port      |               |
   |------+----------+----------+---------------+---------------|
   | LED1 |   Green  |   Off    |  NTU cannot   | DTR signal is |
   |      |          |          |  recover the  |      low      |
   |      |          |          |  signal from  |               |
   |      |          |          |   G.703 DTE   |               |
   |      |          |          |     port      |               |
   |------+----------+----------+---------------+---------------|
   | LED2 |  Yellow  |    On    | Out of frame  | Receiving all |
   |      |          |          |   condition   | ones from the |
   |      |          |          |  detected on  |      DTE      |
   |      |          |          |   G.703 DTE   |               |
   |      |          |          |    signal     |               |
   |------+----------+----------+---------------+---------------|
   | LED2 |   Yellow |   Off    | Out of frame  | Receiving all |
   |      |          |          | condition not |  zeros from   |
   |      |          |          |  detected on  |    the DTE    |
   |      |          |          |   G.703 DTE   |               |
   |      |          |          |    signal     |               |
   |------+----------+----------+---------------+---------------|
   | LED2 |  Yellow  | Blinking |      N/A      | Data is being |
   |      |          |          |               |  transferred  |
   |------+----------+----------+---------------+---------------|
   | LED3 |  Yellow  |    On    |     Alarm     | Transmitting  |
   |      |          |          |   condition   | all ones from |
   |      |          |          |  detected on  |    the DTE    |
   |      |          |          |   G.703 DTE   |               |
   |      |          |          |    signal     |               |
   |------+----------+----------+---------------+---------------|
   | LED3 |   Yellow |   Off    |     Alarm     | Transmitting  |
   |      |          |          | condition not |   all zeros   |
   |      |          |          |  detected on  | from the DTE  |
   |      |          |          |   G.703 DTE   |               |
   |      |          |          |    signal     |               |
   |------+----------+----------+---------------+---------------|
   | LED3 |  Yellow  | Blinking |      N/A      | Data is being |
   |      |          |          |               |  transferred  |
   |------+----------+----------+---------------+---------------|
   | LED4 |  Yellow  |    On    |    A pulse    | CTS signal is |
   |      |          |          |    density    |     high      |
   |      |          |          | violation was |               |
   |      |          |          | detected (and |               |
   |      |          |          | corrected) on |               |
   |      |          |          |   G.703 DTE   |               |
   |      |          |          |    signal     |               |
   |------+----------+----------+---------------+---------------|
   | LED4 |   Yellow |   Off    |    A pulse    | CTS signal is |
   |      |          |          |    density    |      low      |
   |      |          |          | violation was |               |
   |      |          |          | not detected  |               |
   |      |          |          | on G.703 DTE  |               |
   |      |          |          |    signal     |               |
   |------+----------+----------+---------------+---------------|
   | LED5 |  Yellow  |    On    |   A bipolar   | RTS signal is |
   |      |          |          | violation was |     high      |
   |      |          |          | detected (and |               |
   |      |          |          | corrected) on |               |
   |      |          |          |   G.703 DTE   |               |
   |      |          |          |    signal     |               |
   |------+----------+----------+---------------+---------------|
   | LED5 |   Yellow |   Off    |   A bipolar   | RTS signal is |
   |      |          |          | violation was |      low      |
   |      |          |          | not detected  |               |
   |      |          |          | on G.703 DTE  |               |
   |      |          |          |    signal     |               |
   +------------------------------------------------------------+