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

   1080A

   Modem Type               Data (synchronous/asynchronous)       
   Maximum Data Rate        57.6Kbps                              
   Data Bus                 External                              
   Data Modulation Protocol Proprietary                           

<gopher://bitreich.org/I/th99/t/P-R/51504-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |      Purpose       | Location |     Purpose     | Location |
   |--------------------+----------+-----------------+----------|
   | Line in            |   CN1    | Transmit        |   CN4    |
   |--------------------+----------+-----------------+----------|
   | RS-232/422         |   CN2    | Ground          |   CN5    |
   |--------------------+----------+-----------------+----------|
   | DC power           |   CN3    | Receive         |   CN6    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                       ANTISTREAMING                        |
   |------------------------------------------------------------|
   |      Setting       |       SW3/G       |       SW3/H       |
   |--------------------+-------------------+-------------------|
   |>> Disabled         |        Off        |        Off        |
   |--------------------+-------------------+-------------------|
   | 12.5 seconds       |        Off        |        On         |
   |--------------------+-------------------+-------------------|
   | 50 seconds         |        On         |        Off        |
   |--------------------+-------------------+-------------------|
   | 12.5 seconds       |        On         |        On         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                       CARRIER SIGNAL                       |
   |------------------------------------------------------------|
   |            Setting            |           SW1/H            |
   |-------------------------------+----------------------------|
   |>> Forced high                 |            Off             |
   |-------------------------------+----------------------------|
   | Carrier signal follows RTS    |             On             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        CLOCK SOURCE                        |
   |------------------------------------------------------------|
   |       Setting       |       SW1/E       |      SW1/F       |
   |---------------------+-------------------+------------------|
   |>> Internal transmit |        On         |        On        |
   |---------------------+-------------------+------------------|
   | Receive recover     |        Off        |        On        |
   |---------------------+-------------------+------------------|
   | External Transmit   |        On         |       Off        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               DATA RATE FLUCTUATION ALLOWED                |
   |------------------------------------------------------------|
   |            Setting            |           SW2/C            |
   |-------------------------------+----------------------------|
   |>> -2.5% to +1%                |            Off             |
   |-------------------------------+----------------------------|
   | -2.5% to +2.3%                |             On             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        DEVICE TYPE                         |
   |------------------------------------------------------------|
   |          Setting           |             SW3/D             |
   |----------------------------+-------------------------------|
   |>> On                       |        Point to point         |
   |----------------------------+-------------------------------|
   | On                         |       Multipoint master       |
   |----------------------------+-------------------------------|
   | Off                        |       Multipoint slave        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         IMPEDANCE                          |
   |------------------------------------------------------------|
   |      Setting       |       SW3/A       |       SW3/B       |
   |--------------------+-------------------+-------------------|
   | 130 Ohms           |        On         |        On         |
   |--------------------+-------------------+-------------------|
   |>> 200 Ohms         |        Off        |        On         |
   |--------------------+-------------------+-------------------|
   | 320 Ohms           |        Off        |        On         |
   |--------------------+-------------------+-------------------|
   | Minimum 2K ohms    |        Off        |        Off        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 LOCAL ANALOG LOOPBACK TEST                 |
   |------------------------------------------------------------|
   |            Setting            |           SW3/E            |
   |-------------------------------+----------------------------|
   | Enabled                       |             On             |
   |-------------------------------+----------------------------|
   |>> Disabled                    |            Off             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    LOOPBACK TEST SELCET                    |
   |------------------------------------------------------------|
   |            Setting            |            SW5             |
   |-------------------------------+----------------------------|
   |     Local analog loopback     |             Up             |
   |-------------------------------+----------------------------|
   |       Normal operation        |         Horizontal         |
   |-------------------------------+----------------------------|
   |    Remote digital loopback    |            Down            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                       LOOPBACK TEST                        |
   |------------------------------------------------------------|
   |            Setting            |           SW2/F            |
   |-------------------------------+----------------------------|
   |>> Loopback test enabled       |            Off             |
   |-------------------------------+----------------------------|
   | Loopback test disabled        |             On             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                REMOTE DIGITAL LOOPBACK TEST                |
   |------------------------------------------------------------|
   |            Setting            |           SW3/F            |
   |-------------------------------+----------------------------|
   | Enabled                       |             On             |
   |-------------------------------+----------------------------|
   |>> Disabled                    |            Off             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                       RTS/CTS DELAY                        |
   |------------------------------------------------------------|
   |      Setting       |       SW2/D       |       SW2/E       |
   |--------------------+-------------------+-------------------|
   |>> 7ms              |        On         |        On         |
   |--------------------+-------------------+-------------------|
   | 53ms               |        Off        |        On         |
   |--------------------+-------------------+-------------------|
   | Disabled           |        On         |        Off        |
   |--------------------+-------------------+-------------------|
   | Disabled           |        Off        |        Off        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                           SPEED                            |
   |------------------------------------------------------------|
   |  Setting   |   SW1/A   |   SW1/B   |   SW1/C   |   SW1/D   |
   |------------+-----------+-----------+-----------+-----------|
   | 1.2Kbps    |    On     |    On     |    On     |    On     |
   |------------+-----------+-----------+-----------+-----------|
   | 1.8kbps    |    Off    |    On     |    On     |    On     |
   |------------+-----------+-----------+-----------+-----------|
   | 2.4Kkbps   |    On     |    Off    |    On     |    On     |
   |------------+-----------+-----------+-----------+-----------|
   | 3.6kbps    |    Off    |    Off    |    On     |    On     |
   |------------+-----------+-----------+-----------+-----------|
   | 4.8kbps    |    On     |    On     |    Off    |    On     |
   |------------+-----------+-----------+-----------+-----------|
   | 7.2kbps    |    Off    |    On     |    Off    |    On     |
   |------------+-----------+-----------+-----------+-----------|
   |>> 9.6kbps  |    On     |    Off    |    Off    |    On     |
   |------------+-----------+-----------+-----------+-----------|
   | 14.4kbps   |    Off    |    Off    |    Off    |    On     |
   |------------+-----------+-----------+-----------+-----------|
   | 19.2kbps   |    On     |    On     |    On     |    Off    |
   |------------+-----------+-----------+-----------+-----------|
   | 28.8kbps   |    Off    |    On     |    On     |    Off    |
   |------------+-----------+-----------+-----------+-----------|
   | 38.4kbps   |    On     |    On     |    Off    |    Off    |
   |------------+-----------+-----------+-----------+-----------|
   | 57.6kbps   |    Off    |    On     |    Off    |    Off    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               SYNCHRONOUS/ASYNCHRONOUS MODE                |
   |------------------------------------------------------------|
   |            Setting            |           SW1/G            |
   |-------------------------------+----------------------------|
   |>> Asynchronous                |             On             |
   |-------------------------------+----------------------------|
   | Synchronous                   |            Off             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        TEST PATTERN                        |
   |------------------------------------------------------------|
   |             Setting              |           SW4           |
   |----------------------------------+-------------------------|
   |    Generate 511 test pattern     |           Up            |
   |----------------------------------+-------------------------|
   |         Normal operation         |       Horizontal        |
   |----------------------------------+-------------------------|
   | Test 511E test pattern generator |          Down           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         WIRE TYPE                          |
   |------------------------------------------------------------|
   |            Setting            |           SW2/G            |
   |-------------------------------+----------------------------|
   |>> 4 wire                      |            Off             |
   |-------------------------------+----------------------------|
   | 2 wire                        |             On             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        WORD LENGTH                         |
   |------------------------------------------------------------|
   |      Setting       |       SW2/A       |       SW2/B       |
   |--------------------+-------------------+-------------------|
   | 8 bit              |        Off        |        On         |
   |--------------------+-------------------+-------------------|
   | 9 bit              |        On         |        On         |
   |--------------------+-------------------+-------------------|
   |>> 10 bit           |        Off        |        Off        |
   |--------------------+-------------------+-------------------|
   | 11 bit             |        On         |        Off        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                FACTORY CONFIGURED SETTINGS                 |
   |------------------------------------------------------------|
   |           Jumper            |           Setting            |
   |-----------------------------+------------------------------|
   |            SW3/C            |           Not used           |
   |-----------------------------+------------------------------|
   |            SW2/H            |           Not used           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   |  LED  |   Color   |    Status     |       Condition        |
   |-------+-----------+---------------+------------------------|
   |  TD   | Red/Green |   Blinking    | Modem is transmitting  |
   |       |           |               |          data          |
   |-------+-----------+---------------+------------------------|
   |  TD   |    Red    |      Off      |  Modem connection is   |
   |       |           |               |         broken         |
   |-------+-----------+---------------+------------------------|
   |  TD   |    Red    |      On       |      Modem is not      |
   |       |           |               |   transmitting data    |
   |-------+-----------+---------------+------------------------|
   |  RD   | Red/Green |   Blinking    |   Modem is receiving   |
   |       |           |               |          data          |
   |-------+-----------+---------------+------------------------|
   |  RD   |   Green   |      Off      |  Modem connection is   |
   |       |           |               |         broken         |
   |-------+-----------+---------------+------------------------|
   |  RD   |    Red    |      On       | Modem is not receiving |
   |       |           |               |          data          |
   |-------+-----------+---------------+------------------------|
   |  RTS  |    Red    |      On       |   RTS signal is low    |
   |-------+-----------+---------------+------------------------|
   |  RTS  |   Green   |      Off      |   RTS signal is high   |
   |-------+-----------+---------------+------------------------|
   |  CD   |    Red    |      On       |   Carrier signal not   |
   |       |           |               |        detected        |
   |-------+-----------+---------------+------------------------|
   |  CD   |   Green   |      Off      |     Carrier signal     |
   |       |           |               |        detected        |
   |------------------------------------------------------------|
   |                           |  In Test  |  Not In Test Mode  |
   |                           |   Mode    |                    |
   |---------------------------+-----------+--------------------|
   | ERROR |    Red    |  On   |    Bit    |   RTS streaming    |
   |       |           |       |  errors   |       error        |
   |       |           |       | detected  |                    |
   |-------+-----------+-------+-----------+--------------------|
   | ERROR |    Red    |  Off  |  No bit   | No streaming error |
   |       |           |       |  errors   |                    |
   |-------+-----------+----------------------------------------|
   | TEST  |    Red    |      Off      |  Modem is not in test  |
   |       |           |               |          mode          |
   |-------+-----------+---------------+------------------------|
   | TEST  |    Red    |      On       | Modem is in test mode  |
   +------------------------------------------------------------+