BEST DATA PRODUCTS, INC.
========================

   1442FX EXTERNAL FAX/DATA MODEM

   Card Type              Fax, Modem (synchronous/asynchronous)   
   Chip Set               Unidentified                            
   Maximum Data Rate      14.4Kbps                                
   Maximum Fax Rate       14.4Kbps                                
   Data Bus               External                                
   Fax Class              Class I & II                            
   Data Modulation        Bell 103/212A                           
   Protocol                                                       
                          ITU-T V.21, V.22, V.22bis, V.23, V.32,  
                          V.32bis                                 
   Fax Modulation         ITU-T V.17, V.21CH2, V.27ter, V.29      
   Protocol               
   Error                  MNP5, V.42, V.42bis                     
   Correction/Compression 

                                                            V2328

   +-------------------------------+
   | MISCELLANEOUS TECHNICAL NOTES |
   |-------------------------------|
   |      Diagram not available    |
   +-------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED  | Color | Status |             Condition              |
   |------+-------+--------+------------------------------------|
   |  TM  |  Red  |   On   |         Modem in test mode         |
   |------+-------+--------+------------------------------------|
   |  TM  |  Red  |  Off   |       Modem not in test mode       |
   |------+-------+--------+------------------------------------|
   |  AA  |  Red  |   On   |        Auto-answer enabled         |
   |------+-------+--------+------------------------------------|
   |  AA  |  Red  |  Off   |        Auto-answer disabled        |
   |------+-------+--------+------------------------------------|
   |  CD  |  Red  |   On   |      Carrier signal detected       |
   |------+-------+--------+------------------------------------|
   |  CD  |  Red  |  Off   |    Carrier signal not detected     |
   |------+-------+--------+------------------------------------|
   |  RD  |  Red  |   On   |      Modem is receiving data       |
   |------+-------+--------+------------------------------------|
   |  RD  |  Red  |  Off   |    Modem is not receiving data     |
   |------+-------+--------+------------------------------------|
   |  SD  |  Red  |   On   |     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          |
   |------+-------+--------+------------------------------------|
   |  RI  |  Red  |   On   |          Phone is ringing          |
   |------+-------+--------+------------------------------------|
   |  RI  |  Red  |  Off   |        Phone is not ringing        |
   |------+-------+--------+------------------------------------|
   |  OH  |  Red  |   On   |         Modem is off-hook          |
   |------+-------+--------+------------------------------------|
   |  OH  |  Red  |  Off   |          Modem is on-hook          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   SUPPORTED COMMAND SET                    |
   |------------------------------------------------------------|
   |                     Basic AT Commands                      |
   |------------------------------------------------------------|
   | AT, '+++', 'Comma', A/                                     |
   |------------------------------------------------------------|
   | A, B, C, D, E, F, , H, L, M, N, O, P, Q, S, T, V, W, X, Y, |
   | Z                                                          |
   |------------------------------------------------------------|
   | &C, &D, &F, &G, &J, &K, &L, &M, &P, &Q, &R, &S, &T, &V,    |
   | &W, &X, &Y, &Z                                             |
   |------------------------------------------------------------|
   |                    Extended AT Commands                    |
   |------------------------------------------------------------|
   | \A, \B, \G, \L, \O, \T, \U, \Y, \Z, %E, %L, %Q             |
   |------------------------------------------------------------|
   |                        S Registers                         |
   |------------------------------------------------------------|
   | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12,     |
   | S16, S18, S22, S25, S26, S36, S38, S46                     |
   |------------------------------------------------------------|
   | S48, S82, S86, S91, S95                                    |
   |------------------------------------------------------------|
   | Note: See MHI Help file for full command documentation.    |
   +------------------------------------------------------------+

                     Proprietary AT Command Set

See; BEST DATA PRODUCTS, INC., 1442FX EXTERNAL FAX/DATA MODEM for a