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

   285/285S

   Card Type         Short Range Modem                            
   Chip Set          Unidentified                                 
   I/O Options       25-pin serial port (RS-232),                 
                                                                  
                     network interface via RJ-45 (RJ-11 optional) 
                     terminal block                               
   Wiring Type       Unshielded twisted pair                      
   Maximum Data Rate 115.2Kbps                                    
   Data Bus          External                                     

<gopher://bitreich.org/I/th99/t/P-R/54965-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |        Function         |     Label     | Function | Label |
   |------------------------------------------------------------|
   | DTE/DCE serial port |   CN1   | Twisted pair     |   CN2   |
   | (25-pin connector)  |         | connection       |         |
   |                     |         | terminal blocks  |         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |                Setting                 | Label | Position  |
   |----------------------------------------+-------+-----------|
   | 8msec RTS/CTS delay                    | SW1/1 |    On     |
   |----------------------------------------+-------+-----------|
   | No RTS/CTS delay                       | SW1/1 |    Off    |
   |----------------------------------------+-------+-----------|
   | Echo enabled                           | SW1/2 |    On     |
   |----------------------------------------+-------+-----------|
   | Echo disabled                          | SW1/2 |    Off    |
   |----------------------------------------+-------+-----------|
   | Carrier controlled by RTS              | SW1/3 |    On     |
   |----------------------------------------+-------+-----------|
   | Carrier forced high                    | SW1/3 |    Off    |
   |----------------------------------------+-------+-----------|
   | Low line impedance (120Ohm)            | SW1/4 |    On     |
   |----------------------------------------+-------+-----------|
   | High line impedance (120K Ohm)         | SW1/4 |    Off    |
   |----------------------------------------+-------+-----------|
   | 4 wire (full duplex mode)              |  SW2  |    On     |
   |----------------------------------------+-------+-----------|
   | 2 wire (half duplex mode)              |  SW2  |    Off    |
   |----------------------------------------+-------+-----------|
   | DTE mode                               |  SW3  |    On     |
   |----------------------------------------+-------+-----------|
   | DCE mode                               |  SW3  |    Off    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               MISCELLANEOUS TECHNICAL NOTES                |
   |------------------------------------------------------------|
   | Patton Electronics model 285S is the surge protected       |
   | version of model 285                                       |
   +------------------------------------------------------------+