3COM CORPORATION
================

   SPORTSTER VI 14.4 EXT

   Card Type              Fax, Modem (asynchronous), Voice        
   Chip Set               U.S. Robotics                           
   I/O Options            Speakerphone, Voice-mail, Voice View    
   Maximum Data Rate      14.4Kbps                                
   Maximum Fax Rate       14.4Kbps                                
   Data Bus               External                                
   Fax Class              Class I                                 
   Data Modulation        Bell 103/212A                           
   Protocol                                                       
                          ITU-T V.21, V.22, V.22bis, V.23, V.25,  
                          V.32, V.32bis                           
   Fax Modulation         Unidentified                            
   Protocol               
   Error                  MNP5, V.42, V.42bis                     
   Correction/Compression 

<gopher://bitreich.org/I/th99/t/0-9/54144-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |    Function    | Label  |     Function      |    Label     |
   |------------------------------------------------------------|
   | DC power            |   CN1   | RS-232/422          | CN5  |
   |---------------------+---------+---------------------+------|
   | Line in             |   CN2   | Power switch        | SW1  |
   |---------------------+---------+---------------------+------|
   | Line out            |   CN3   | Volume              |  R1  |
   |---------------------+---------+---------------------+------|
   | Speaker out         |   CN4   | Built-in microphone |  M1  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   |   LED   | Color |  Status  |           Condition           |
   |---------+-------+----------+-------------------------------|
   |   AA    |  Red  |    On    |      Auto-answer enabled      |
   |---------+-------+----------+-------------------------------|
   |   AA    |  Red  |   Off    |     Auto-answer disabled      |
   |---------+-------+----------+-------------------------------|
   |   AA    |  Red  | Blinking |       Phone is ringing        |
   |---------+-------+----------+-------------------------------|
   |   CD    |  Red  |    On    | Carrier signal detected or CD |
   |         |       |          |          forced high          |
   |---------+-------+----------+-------------------------------|
   |   CD    |  Red  |   Off    |  Carrier signal not detected  |
   |---------+-------+----------+-------------------------------|
   |   RD    |  Red  | Blinking |    Modem is receiving data    |
   |---------+-------+----------+-------------------------------|
   |   RD    |  Red  |   Off    |  Modem is not receiving data  |
   |---------+-------+----------+-------------------------------|
   |   SD    |  Red  | Blinking |  Modem is transmitting data   |
   |---------+-------+----------+-------------------------------|
   |   SD    |  Red  |   Off    |   Modem is not transmitting   |
   |         |       |          |             data              |
   |---------+-------+----------+-------------------------------|
   |   TR    |  Red  |    On    |      DTR signal is high       |
   |---------+-------+----------+-------------------------------|
   |   TR    |  Red  |   Off    |       DTR signal is low       |
   |---------+-------+----------+-------------------------------|
   |   CS    |  Red  |    On    |      CTS signal is high       |
   |---------+-------+----------+-------------------------------|
   |   CS    |  Red  |   Off    |       CTS signal is low       |
   |---------+-------+----------+-------------------------------|
   | ARQ/FAX |  Red  |    On    |  Error correction activated   |
   |---------+-------+----------+-------------------------------|
   | ARQ/FAX |  Red  |   Off    |   Error correction disabled   |
   |---------+-------+----------+-------------------------------|
   | ARQ/FAX |  Red  | Blinking | Retransmitting data to remote |
   |         |       |          |   or connected in FAX mode    |
   |---------+-------+----------+-------------------------------|
   |   OH    |  Red  |    On    |       Modem is off-hook       |
   |---------+-------+----------+-------------------------------|
   |   OH    |  Red  |   Off    |       Modem is on-hook        |
   +------------------------------------------------------------+

                     Proprietary AT Command Set

           See document V1932 for a full command summary.