ADTRAN
======

   TSU ESP

   Card Type    T1 DSU/CSU with Embedded SNMP                     
   Chip Set     Unidentified                                      
   I/O Options  V.35 DTE port, test jack - in, test jack - out,   
                test jack - monitor ,                             
                                                                  
                RJ-48 control ports (2), T1 network interface via 
                RJ-48, power                                      
                                                                  
                LAN interface module, DBU interface module        
   T1 Data Rate 1.544Mbps                                         
   ISDN Rate    128Kbps                                           
   Line Coding  AMI, B8ZS                                         
   Framing      D4, ESF                                           
   Data Bus     External                                          

<gopher://bitreich.org/I/th99/t/A-B/55092-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |       Function        | Label |      Function      | Label |
   |-----------------------+-------+--------------------+-------|
   | 25-pin DBU interface  |  CN1  | Control port -     |  CN7  |
   |                       |       | chain in (RJ-48)   |       |
   |-----------------------+-------+--------------------+-------|
   | 10 BaseT interface    |  CN2  | Control port -     |  CN8  |
   | (RJ-45)               |       | chain out (RJ-48)  |       |
   |-----------------------+-------+--------------------+-------|
   | T1 network port       |  CN3  | V.35 DTE port      |  CN9  |
   | (RJ-48)               |       |                    |       |
   |-----------------------+-------+--------------------+-------|
   | Test jack - in        |  CN4  | Power              | CN10  |
   |-----------------------+-------+--------------------+-------|
   | Test jack - out       |  CN5  | Power switch       |  SW1  |
   |-----------------------+-------+--------------------+-------|
   | Test jack - monitor   |  CN6  |                    |       |
   |------------------------------------------------------------|
   | Note:                                                      |
   |                                                            |
   | The DBU interface module (CN1) may feature a switched 56K  |
   | interface, V.34 interface, or ISDN interface. The optional |
   | LAN interface module (CN2) provides a 10BaseT Ethernet     |
   | connection                                                 |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED |    Color     | Status |          Condition           |
   |-----+--------------+--------+------------------------------|
   | RS  | Unidentified |   On   |       RTS signal high        |
   |-----+--------------+--------+------------------------------|
   | RS  | Unidentified |  Off   |        RTS signal low        |
   |-----+--------------+--------+------------------------------|
   | CS  | Unidentified |   On   |       CTS signal high        |
   |-----+--------------+--------+------------------------------|
   | CS  | Unidentified |  Off   |        CTS signal low        |
   |-----+--------------+--------+------------------------------|
   | TD  | Unidentified |   On   |  Data is being transmitting  |
   |     |              |        |           from DTE           |
   |-----+--------------+--------+------------------------------|
   | TD  | Unidentified |  Off   |      Data is not being       |
   |     |              |        |    transmitting from DTE     |
   |-----+--------------+--------+------------------------------|
   | RD  | Unidentified |   On   | Data is being received from  |
   |     |              |        |           network            |
   |-----+--------------+--------+------------------------------|
   | RD  | Unidentified |  Off   |  Data is not being received  |
   |     |              |        |         from network         |
   |-----+--------------+--------+------------------------------|
   | ERR | Unidentified |   On   |  Error has been detected on  |
   |     |              |        |           network            |
   |-----+--------------+--------+------------------------------|
   | ERR | Unidentified |  Off   | Error has not been detected  |
   |     |              |        |          on network          |
   |-----+--------------+--------+------------------------------|
   | ALM | Unidentified |   On   |   Open loop, loss of frame   |
   |     |              |        | synchronization, dial backup |
   |     |              |        |  mode, or problem with dial  |
   |     |              |        | backup line alarm condition  |
   |     |              |        |     detected on network      |
   |-----+--------------+--------+------------------------------|
   | ALM | Unidentified |  Off   |   Open loop, loss of frame   |
   |     |              |        | synchronization, dial backup |
   |     |              |        |  mode, or problem with dial  |
   |     |              |        | backup line alarm condition  |
   |     |              |        |   not detected on network    |
   |-----+--------------+--------+------------------------------|
   | TST | Unidentified |   On   | Device is conducting a test  |
   |-----+--------------+--------+------------------------------|
   | TST | Unidentified |  Off   |  Device is not conducting a  |
   |     |              |        |             test             |
   +------------------------------------------------------------+