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

   7112 T1 DSU/CSU

   Card Type          DSU/CSU                                     
   Chip Set           Unidentified                                
   I/O Options        Serial port, RJ-45 UTP connector, network   
                      interface via RJ-48 connector,              
                                                                  
                      power jack, DTE ports (2)                   
   Wiring Type        RJ-45 Unshielded twisted pair               
                                                                  
                      RJ-48 T1                                    
   Maximum Data Rate  56Kbps (64Kbps full duplex)                 
   Data Modulation    LADS                                        
   Protocol           
   Data Bus           External                                    

<gopher://bitreich.org/I/th99/t/P-R/54400-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |       Function       | Label |      Function       | Label |
   |----------------------+-------+---------------------+-------|
   | Power Jack           |  CN1  | Network interface   |  CN5  |
   |                      |       | via RJ-48 connector |       |
   |----------------------+-------+---------------------+-------|
   | DTE port (25-pin     |  CN2  | Monitor connector - |  CN6  |
   | serial port)         |       | line in             |       |
   |----------------------+-------+---------------------+-------|
   | RJ-45 UTP connector  |  CN3  | Monitor connector - |  CN7  |
   |                      |       | line out            |       |
   |----------------------+-------+---------------------+-------|
   | DTE port (V.35       |  CN4  |                     |       |
   | connector)           |       |                     |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED  |  Color   |  Status  |           Condition           |
   |------+----------+----------+-------------------------------|
   |  OK  |  Green   |    On    |      DSU/CSU power is on      |
   |------+----------+----------+-------------------------------|
   |  OK  |   Green  |   Off    |     DSU/CSU power is off,     |
   |      |          |          |  performing a self test, or   |
   |      |          |          |  detecting a system failure   |
   |------+----------+----------+-------------------------------|
   | FAIL |   Red    |    On    | DSU/CSU is performing a self  |
   |      |          |          |  test, or detecting a system  |
   |      |          |          |            failure            |
   |------+----------+----------+-------------------------------|
   | FAIL |   Red    |   Off    |  DSU/CSU is not performing a  |
   |      |          |          |   self test, or detecting a   |
   |      |          |          |        system failure         |
   |------+----------+----------+-------------------------------|
   | TST  |  Yellow  |    On    |  DSU/CSU is executing a test  |
   |------+----------+----------+-------------------------------|
   | TST  |   Yellow |   Off    |  DSU/CSU is not executing a   |
   |      |          |          |             test              |
   |------+----------+----------+-------------------------------|
   | SIG  |  Green   |    On    |    A recoverable signal is    |
   |      |          |          |      detected on network      |
   |------+----------+----------+-------------------------------|
   | SIG  |   Green  |   Off    |   Network signal can not be   |
   |      |          |          |          recovered.           |
   |------+----------+----------+-------------------------------|
   | OOF  |  Yellow  |    On    |  DSU/CSU is detecting an out  |
   |      |          |          |      of frame condition       |
   |------+----------+----------+-------------------------------|
   | OOF  |  Yellow  |   Off    |  DSU/CSU is not detecting an  |
   |      |          |          |    out of frame condition     |
   |------+----------+----------+-------------------------------|
   | ALM  |  Yellow  |    On    | DSU/CSU has detected an alarm |
   |      |          |          |     condition on network      |
   |------+----------+----------+-------------------------------|
   | ALM  |  Yellow  |   Off    | DSU/CSU has detected an alarm |
   |      |          |          |     condition on network      |
   |------+----------+----------+-------------------------------|
   | EER  |  Yellow  |    On    |     Excessive error rate      |
   |      |          |          |  threshold has been exceeded  |
   |      |          |          |          on network           |
   |------+----------+----------+-------------------------------|
   | EER  |  Yellow  |   Off    |     Excessive error rate      |
   |      |          |          |    threshold has not been     |
   |      |          |          |      exceeded on network      |
   |------+----------+----------+-------------------------------|
   | TXD  |  Green   |    On    | Receiving all zeros from the  |
   |      |          |          |              DTE              |
   |------+----------+----------+-------------------------------|
   | TXD  |  Green   |   Off    |  Receiving all ones from the  |
   |      |          |          |              DTE              |
   |------+----------+----------+-------------------------------|
   | TXD  |  Green   | Blinking |   Data is being transferred   |
   |------+----------+----------+-------------------------------|
   | RXD  |  Green   |    On    |  Transmitting all zeros from  |
   |      |          |          |            the DTE            |
   |------+----------+----------+-------------------------------|
   | RXD  |  Green   |   Off    |  Transmitting all ones from   |
   |      |          |          |            the DTE            |
   |------+----------+----------+-------------------------------|
   | RXD  |  Green   | Blinking |   Data is being transferred   |
   |------+----------+----------+-------------------------------|
   | RTS  |  Green   |    On    |      RTS signal is high       |
   |------+----------+----------+-------------------------------|
   | RTS  |  Green   |   Off    |       RTS signal is low       |
   |------+----------+----------+-------------------------------|
   | CTS  |  Green   |    On    |      CTS signal is high       |
   |------+----------+----------+-------------------------------|
   | CTS  |  Green   |   Off    |       CTS signal is low       |
   |------+----------+----------+-------------------------------|
   | DTR  |  Green   |    On    |      DTR signal is high       |
   |------+----------+----------+-------------------------------|
   | DTR  |  Green   |   Off    |       DTR signal is low       |
   +------------------------------------------------------------+