AST-2X9600B                                         AST Part Number 240007-004

AST-2X9600B is a 110-9600 bps fullsize internal modem, for use on PC, XT, AT
or clones in asynchronous mode.  It features:

    - Auto-dial, auto-answer, auto-redial, manual dial and answer functions

    - 0-300 bps and 1200 bps, asynchronous Bell 103 and 212A compatible

    - 1200 bps CCITT V.22 bis compatible

    - 9600 bps asynchronous CCITT V.29-V.22 bis compatible

    - Dialup and leased line options

This modem is compatible with the Hayes Smartmodem 2400 AT command set, and
uses Microcom Networking Protocol for error correction.


SWITCH SETTINGS

    Switches         Mode               Serial flow control       Commands
     1   2   3   4                      (See note below)
    ----------------------------------------------------------------------
    OFF OFF OFF OFF  No change on reset
    OFF OFF OFF  ON  Reliable              None                  \N2\Q0\G0
    OFF OFF  ON OFF  Reliable              XON/XOFF              \N2\Q1\G1
    OFF OFF  ON  ON  Reliable              RTS/CTS               \N2\Q3\G1
    OFF  ON OFF OFF  Reliable              CTS                   \N2\Q2\G1
    OFF  ON OFF  ON  Reliable              UNI-XON/XOFF          \N2\Q4\G1
    OFF  ON  ON OFF  Auto-rel              NONE                  \N3\Q0\G0
    OFF  ON  ON  ON  Auto-rel              XON/XOFF              \N3\Q1\G1
     ON OFF OFF OFF  Auto-rel              RTS/CTS               \N3\Q3\G1
     ON OFF OFF  ON  Auto-rel              CTS                   \N3\Q2\G1
     ON OFF  ON OFF  Auto-rel              UNI-XON/XOFF          \N3\Q4\G1
     ON OFF  ON  ON  Normal                NONE                  \N0\Q0\G0
     ON  ON OFF OFF  Normal                XON/XOFF              \N0\Q1\G1
     ON  ON OFF  ON  Normal                RTS/CTS               \N0\Q3\G1
     ON  ON  ON OFF  Normal                CTS                   \N0\Q2\G1
     ON  ON  ON  ON  Normal                UNI-XON/XOFF          \N0\Q4\G1
    ----------------------------------------------------------------------

    SW5; SW6         Not used

    SW7  OFF         No change on reset
          ON         Bps rate adjust off(\J0)

    SW8  OFF         &W restored on reset; factory
                     defaults restored on &F; other
                     switches read unless all ON
          ON         :W restored on reset of &F;
                     other switches ignored

    Note: If serial flow control is none, modem flow control is also none.
          If serial flow control is XON/XOFF, RTS/CTS, CTS or UNI-XON/XOFF,
          modem flow control is XON/XOFF.

    Auto-reliable mode with following switch settings is recommended:

          Switch#  1   2   3   4   5   6   7   8
          Position OFF ON  ON  OFF OFF OFF ON  OFF







JUMPER SETTINGS

    COM Port selection jumper block (JP1):

        COM1 is selected when the two jumpers are at the right end of block
        COM2 is selected when the two jumpers are at the left end of block


SWITCH AND JUMPER LOCATIONS

    ͻ
                                                                    
                                                                   Ķ
                                                                    
                                                                    
                                                                    
                     SW1                                            
                  +---------+                                       
                  | S1 - S8 |                JUMPER BLOCK JP1       
                  +---------+                     *                 
                                                                   Ķ
    ͻ            ͼ 
                                                  ͼ      
                                                                      
