ADTRAN
======

   T1 CSU ACE

   Card Type    T1 CSU                                            
   Chip Set     Unidentified                                      
   I/O Options  V.35 DTE port, test jacks (6) CPE interface via   
                RJ-48, power                                      
                                                                  
                T1 network interface via RJ-48                    
   T1 Data Rate 1.544Mbps                                         
   Line Coding  AMI, B8ZS                                         
   Framing      SF, ESF                                           
   Data Bus     External                                          

<gopher://bitreich.org/I/th99/t/A-B/55097-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |      Function       | Label |       Function       | Label |
   |---------------------+-------+----------------------+-------|
   | Test jack -         |  CN1  | Test jack - network  |  CN6  |
   | monitors network    |       | out                  |       |
   | signals             |       |                      |       |
   |---------------------+-------+----------------------+-------|
   | Test jack -         |  CN2  | T1 network interface |  CN7  |
   | monitors CPE        |       | (RJ-48)              |       |
   | signals             |       |                      |       |
   |---------------------+-------+----------------------+-------|
   | Test jack - CPE in  |  CN3  | CPE interface        |  CN8  |
   | (BERT test)         |       | (RJ-48)              |       |
   |---------------------+-------+----------------------+-------|
   | Test jack - CPE out |  CN4  | Power                |  CN9  |
   | (BERT test)         |       |                      |       |
   |---------------------+-------+----------------------+-------|
   | Test jack - network |  CN5  |                      |       |
   | in                  |       |                      |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |                Function                | Label | Position  |
   |----------------------------------------+-------+-----------|
   | Loopback test initiated                |  SW1  |    On     |
   |----------------------------------------+-------+-----------|
   | Loopback test disabled                 |  SW1  |    Off    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      LINE ATTENUATION                      |
   |------------------------------------------------------------|
   |     Net build      |       SW2/1       |       SW2/2       |
   |--------------------+-------------------+-------------------|
   |        0dB         |        On         |        On         |
   |--------------------+-------------------+-------------------|
   |       -7.5dB       |        On         |        Off        |
   |--------------------+-------------------+-------------------|
   |       -15dB        |        Off        |        On         |
   |--------------------+-------------------+-------------------|
   |      -22.5dB       |        Off        |        Off        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   CABLE LENGTH SELECTION                   |
   |------------------------------------------------------------|
   |      Setting       |    S2/3     |    S2/4    |    S2/5    |
   |--------------------+-------------+------------+------------|
   |    0 - 133 feet    |     Off     |    Off     |     On     |
   |--------------------+-------------+------------+------------|
   |   134 - 266 feet   |     On      |     On     |    Off     |
   |--------------------+-------------+------------+------------|
   |   267 - 399 feet   |     Off     |     On     |    Off     |
   |--------------------+-------------+------------+------------|
   |   400 - 533 feet   |     On      |    Off     |    Off     |
   |--------------------+-------------+------------+------------|
   |   534 - 655 feet   |     Off     |    Off     |    Off     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED  |    Color     | Status |          Condition          |
   |------+--------------+--------+-----------------------------|
   | PWR  | Unidentified |   On   |         Power is on         |
   |------+--------------+--------+-----------------------------|
   | PWR  | Unidentified |  Off   |        Power is off         |
   |------+--------------+--------+-----------------------------|
   | NLOS | Unidentified |   On   |  Loss of signal condition   |
   |      |              |        |     detected on network     |
   |------+--------------+--------+-----------------------------|
   | NLOS | Unidentified |  Off   |  Loss of signal condition   |
   |      |              |        |   not detected on network   |
   |------+--------------+--------+-----------------------------|
   | ELOS | Unidentified |   On   |  Loss of signal condition   |
   |      |              |        |       detected on CPE       |
   |------+--------------+--------+-----------------------------|
   | ELOS | Unidentified |  Off   |  Loss of signal condition   |
   |      |              |        |     not detected on CPE     |
   |------+--------------+--------+-----------------------------|
   |  LB  | Unidentified |   On   |   Device is conducting a    |
   |      |              |        |        loopback test        |
   |------+--------------+--------+-----------------------------|
   |  LB  | Unidentified |  Off   | Device is not conducting a  |
   |      |              |        |        loopback test        |
   +------------------------------------------------------------+