MULTI-TECH SYSTEMS, INC.
========================

   MT932EA

   Card Type                Fax, Modem (synchronous/asynchronous) 
   Chip Set                 Unidentified                          
   Maximum Data Rate        9600bps                               
   Data Bus                 External                              
   Fax Class                Class I & II                          
   Data Modulation Protocol Bell 103/212A                         
                                                                  
                            ITU-T V.22, V.22bis, V.25bis, V.32    
   Error                    MNP5, V.42, V.42bis                   
   Correction/Compression   

<gopher://bitreich.org/I/th99/t/M-O/51457-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |     Function     | Label  |     Function     |    Label    |
   |------------------------------------------------------------|
   | DC power             |   CN1    | Volume            |  R1  |
   |----------------------+----------+-------------------+------|
   | RS-232/422           |   CN2    | Power switch      | SW1  |
   |----------------------+----------+-------------------+------|
   | Line out             |   CN3    | Speed switch      | SW2  |
   |----------------------+----------+-------------------+------|
   | Line in              |   CN4    | Voice/data switch | SW3  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |                 Setting                 | Label | Position |
   |-----------------------------------------+-------+----------|
   | i CTS normal                            | SW4/A |   Off    |
   |-----------------------------------------+-------+----------|
   | CTS forced high                         | SW4/A |    On    |
   |-----------------------------------------+-------+----------|
   | i Dial-up line                          | SW4/B |    On    |
   |-----------------------------------------+-------+----------|
   | Leased line                             | SW4/B |   Off    |
   |-----------------------------------------+-------+----------|
   | i External clock (Synchronous mode)     | SW4/C |   Off    |
   |                                         |       |          |
   | Multi-Tech response code (Asynchronous  |       |          |
   | mode)                                   |       |          |
   |-----------------------------------------+-------+----------|
   | Internal clock (Synchronous mode)       | SW4/C |    On    |
   |                                         |       |          |
   | Hayes response code (Asynchronous mode) |       |          |
   |-----------------------------------------+-------+----------|
   | i Asynchronous mode                     | SW4/D |   Off    |
   |-----------------------------------------+-------+----------|
   | Synchronous mode                        | SW4/D |    On    |
   |-----------------------------------------+-------+----------|
   | i DTR forced high                       | SW5/A |    On    |
   |-----------------------------------------+-------+----------|
   | DTR normal                              | SW5/A |   Off    |
   |-----------------------------------------+-------+----------|
   | i Verbose result code (Asynchronous     | SW5/B |    On    |
   | mode)                                   |       |          |
   |                                         |       |          |
   | Analog loopback test enabled when SW4/B |       |          |
   | is on (Synchronous mode)                |       |          |
   |-----------------------------------------+-------+----------|
   | Numeric result code (Asynchronous mode) | SW5/B |   Off    |
   |                                         |       |          |
   | Analog loopback test disabled when      |       |          |
   | SW4/B is off (Synchronous mode)         |       |          |
   |-----------------------------------------+-------+----------|
   | i Result code sending enabled           | SW5/C |   Off    |
   | (Asynchronous mode)                     |       |          |
   |                                         |       |          |
   | Remote loopback test enabled            |       |          |
   | (Synchronous mode)                      |       |          |
   |-----------------------------------------+-------+----------|
   | Result code sending disabled            | SW5/C |    On    |
   | (Asynchronous mode)                     |       |          |
   |                                         |       |          |
   | Remote loopback test disabled           |       |          |
   | (Synchronous mode)                      |       |          |
   |-----------------------------------------+-------+----------|
   | i Local echo enabled (Asynchronous      | SW5/D |    On    |
   | mode)                                   |       |          |
   |                                         |       |          |
   | Local Digital loopback test enabled     |       |          |
   | (Synchronous mode)                      |       |          |
   |-----------------------------------------+-------+----------|
   | Local echo disabled (Asynchronous mode) | SW5/D |   Off    |
   |                                         |       |          |
   | Local Digital loopback test disabled    |       |          |
   | (Synchronous mode)                      |       |          |
   |-----------------------------------------+-------+----------|
   | i Auto-answer enabled (Dial-up mode)    | SW5/E |    On    |
   |                                         |       |          |
   | Answer mode (Leased line mode)          |       |          |
   |-----------------------------------------+-------+----------|
   | Auto-answer disabled (Dial-up mode)     | SW5/E |   Off    |
   |                                         |       |          |
   | Originate mode (Leased line mode)       |       |          |
   |-----------------------------------------+-------+----------|
   | i CD/DSR signals normal                 | SW5/F |    On    |
   |-----------------------------------------+-------+----------|
   | CD/DSR signals forced high              | SW5/F |   Off    |
   |-----------------------------------------+-------+----------|
   | i RTS forced high                       | SW5/G |   Off    |
   |-----------------------------------------+-------+----------|
   | RTS normal                              | SW5/G |    On    |
   |-----------------------------------------+-------+----------|
   | i Smart mode                            | SW5/H |   Off    |
   |-----------------------------------------+-------+----------|
   | Dumb mode                               | SW5/H |    On    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAL-UP/LEASE LINE                     |
   |------------------------------------------------------------|
   |          Setting           |              JP4              |
   |----------------------------+-------------------------------|
   |         i Dial-up          |   Pins 3 & 5, 4 & 6 closed    |
   |----------------------------+-------------------------------|
   |         Lease line         |   Pins 1 & 3, 2 & 4 closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                            DSR                             |
   |------------------------------------------------------------|
   |            Setting            |            JP3             |
   |-------------------------------+----------------------------|
   |       i DSR follows CD        |     Pins 1 & 2 closed      |
   |-------------------------------+----------------------------|
   |     DSR follows off-hook      |     Pins 2 & 3 closed      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                           MI/MIC                           |
   |------------------------------------------------------------|
   |          Setting           |              JP5              |
   |----------------------------+-------------------------------|
   |     i MI/MIC disabled      |   Pins 3 & 5, 4 & 6 closed    |
   |----------------------------+-------------------------------|
   |       MI/MIC enabled       |   Pins 1 & 3, 2 & 4 closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                          RTS/CTS                           |
   |------------------------------------------------------------|
   |           Setting            |             JP2             |
   |------------------------------+-----------------------------|
   |      i CTS follows RTS       |      Pins 1 & 2 closed      |
   |------------------------------+-----------------------------|
   |       CTS forced high        |      Pins 2 & 3 closed      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                          SDLC/BSC                          |
   |------------------------------------------------------------|
   |          Setting           |              JP1              |
   |----------------------------+-------------------------------|
   |           i SDLC           |       Pins 1 & 2 closed       |
   |----------------------------+-------------------------------|
   |            BSC             |       Pins 2 & 3 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   |  LED  | Color |  Status  |            Condition            |
   |-------+-------+----------+---------------------------------|
   |  SD   |  Red  |    On    |   Modem is transmitting data    |
   |-------+-------+----------+---------------------------------|
   |  SD   |  Red  |   Off    | Modem is not transmitting data  |
   |-------+-------+----------+---------------------------------|
   |  RD   |  Red  |    On    |     Modem is receiving data     |
   |-------+-------+----------+---------------------------------|
   |  RD   |  Red  |   Off    |   Modem is not receiving data   |
   |-------+-------+----------+---------------------------------|
   |  CD   |  Red  |    On    |     Carrier signal detected     |
   |-------+-------+----------+---------------------------------|
   |  CD   |  Red  |   Off    |   Carrier signal not detected   |
   |-------+-------+----------+---------------------------------|
   |  CD   |  Red  | Blinking |       Modem is retraining       |
   |-------+-------+----------+---------------------------------|
   |  96   |  Red  |    On    |   Modem connected at 9600bps    |
   |-------+-------+----------+---------------------------------|
   |  96   |  Red  |   Off    | Modem not connected at 9600bps  |
   |-------+-------+----------+---------------------------------|
   |  24   |  Red  |    On    |    Modem connected at 24Kbps    |
   |-------+-------+----------+---------------------------------|
   |  24   |  Red  |   Off    |  Modem not connected at 24Kbps  |
   |-------+-------+----------+---------------------------------|
   |  12   |  Red  |    On    |   Modem connected at 1200bps    |
   |-------+-------+----------+---------------------------------|
   |  12   |  Red  |   Off    | Modem not connected at 1200bps  |
   |-------+-------+----------+---------------------------------|
   |  OH   |  Red  |    On    |        Modem is off-hook        |
   |-------+-------+----------+---------------------------------|
   |  OH   |  Red  |   Off    |        Modem is on-hook         |
   |-------+-------+----------+---------------------------------|
   |  TR   |  Red  |    On    |       DTR signal is high        |
   |-------+-------+----------+---------------------------------|
   |  TR   |  Red  |   Off    |        DTR signal is low        |
   |------------------------------------------------------------|
   |      Note: If LED 96, 24, or 12 are blinking 3 times a     |
   |      second then V.42 is enabled at that speed. If LED 96, |
   |      24, or 12 are blinking 1 time a second then data      |
   |      compression is enabled at that speed. If LED 96, 24,  |
   |      and 12 are on the modem is connected at 300bps. If    |
   |      LED 96 and 24 are on the modem is connected at        |
   |      4800bps.                                              |
   +------------------------------------------------------------+

                     Proprietary AT Command Set

                  Proprietary V.25bis Command Set

           See document V2030 for a full command summary.