PATTON ELECTRONICS COMPANY
==========================

   2042MC-MT

   Card Type         RS-530 to HSSI Interface Converter           
   Chip Set          Unidentified                                 
   I/O Options       RS-530 DCE/DTE port, HSSI DCE/DTE port,      
                     power                                        
   Maximum Data Rate 10Mbps                                       
   Data Bus          External                                     

<gopher://bitreich.org/I/th99/i/P-R/55181-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |       Function       | Label |      Function       | Label |
   |----------------------+-------+---------------------+-------|
   | RS-530 DCE/DTE port  |  CN1  | HSSI DCE/DTE port   |  CN2  |
   | (25-pin connector)   |       | (50-pin connector)  |       |
   |----------------------+-------+---------------------+-------|
   | Power                |  CN3  |                     |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        CLOCK SOURCE                        |
   |------------------------------------------------------------|
   |                    Setting                     | SW1 | SW2 |
   |------------------------------------------------+-----+-----|
   |>> | Terminal timing supplied by HSSI ST signal | On  | Off |
   |---+--------------------------------------------+-----+-----|
   |   |   Terminal timing supplied by RS-530 DTE   | Off | On  |
   |   |                   device                   |     |     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   SYNCHRONIZATION METHOD                   |
   |------------------------------------------------------------|
   |                 Setting                 |  SW3   |   SW4   |
   |-----------------------------------------+--------+---------|
   |>> |         Data skips circuit          |  Off   |   On    |
   |---+-------------------------------------+--------+---------|
   |   |     Data passes through circuit     |   On   |   Off   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED | Color | Status |              Condition              |
   |-----+-------+--------+-------------------------------------|
   | STS | Green |   On   | Both DTR and DSR signals are active |
   |-----+-------+--------+-------------------------------------|
   | STS | Green |  Off   | DTR and/or DSR signals are inactive |
   |-----+-------+--------+-------------------------------------|
   | TST |  Red  |   On   |   Device is conducting a loopback   |
   |     |       |        |                test                 |
   |-----+-------+--------+-------------------------------------|
   | TST |  Red  |  Off   | Device is not conducting a loopback |
   |     |       |        |                test                 |
   +------------------------------------------------------------+