
PATTON ELECTRONICS COMPANY

1040

Card Type                 Short Range Modem
Chip Set                  Unidentified
I/O Options               25-pin serial port (RS-232),

                          network interface via RJ-45, RJ-11, or terminal
                          block
Wiring Type               Unshielded twisted pair
Maximum Data Rate         38.4Kbps
Data Bus                  External

[Image]

                                            CONNECTIONS

           Function                    Label                        Function                 Label

  DTE/DCE serial port (25-pin    CN1    Twisted pair connector                     CN2
  connector)

  Note: CN2 is available as either a terminal block, standard RJ-11, or RJ-45 connector

                        USER CONFIGURABLE SETTINGS

                     Setting                       Label      Position

  Modem is in asynchronous mode                    SW1/7         On

  Modem is in synchronous mode                     SW1/7         Off

  Carrier forced high                              SW1/8         Off

  Carrier controlled by RTS                        SW1/8         On

  Asynchronous tolerance range from -2.5% to +1%   SW2/3         Off

  Asynchronous tolerance range from -2.5% to       SW2/3         On
  +2.3%

  V.52/V.54 tests enabled                          SW2/8         Off

  V.52/V.54 tests enabled                          SW2/8         On

                                             DATA RATE

          Setting                    SW1/1              SW1/2           SW1/3            SW1/4

             1200bps                       On                 On            On             On

             1800bps                       Off                On            On             On

             2400bps                       On                Off            On             On

          3600bps                Off                  Off                  On              On

          4800bps                On                   On                   Off             On

          7200bps                Off                  On                   Off             On

          9600bps                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

                           TRANSMIT CLOCK SOURCE

                 Source                       SW1/5            SW1/6

  Transmit clock generated internally          On               On

  Transmit clock derived from terminal         Off              On
               interface

         Receive recover clock                 On               Off

             CHARACTER LENGTH

         Setting           SW2/1    SW2/2

         8 bits             Off      On

         9 bits             On       On

         10 bits            Off      Off

         11 bits            On       Off

               RTS/CTS DELAY

         Setting           SW2/4    SW2/5

        7ms delay           On       On

       53ms delay           Off      On

        No delay            On       Off

        No delay            Off      Off

            WIRE MODE SELECTION

         Setting           SW2/6    SW2/7

  4-wire (full duplex)      On       Off

  4-wire (half duplex)      On       On

  2-wire (half duplex)      Off      On

                          TEST PATTERN GENERATOR

               Function                     Label           Position

     511 test pattern transmitted            SW3                1

   Normal operation. Test pattern not        SW3                2
               activated

     511/E test pattern transmitted          SW3                3
     (intentional errors inserted)

                          LOOPBACK TEST SELECTOR

                  Function                      Label         Position

      Activates local analog loopback            SW4              1

  Normal operation. Loopback not activated       SW4              2

     Remote digital loopback initiated           SW4              3

                             DIAGNOSTIC LED(S)

   LED     Color     Status                    Condition

   ER       Red        On        Bit error likely in received signal or
                                   error detected in 511 or 511/E test
                                                pattern

   ER       Red        Off                 Error not detected

   TST      Red        On        Device has been placed in test mode by
                                          local or remote user

   TST      Red        Off          Device is not conducting a test



