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       # ZOOM TELEPHONICS, INC.
       
       
       
          Card Type              Modem, Fax                              
          Chip Set               Unidentified                            
          I/O Options            Line in(RJ-11), line out (RJ-11)        
          Maximum Modem Rate     28.8Kbps                                
          Maximum Fax Rate       14.4Kbps                                
          Data Modulation        Bell 103A/212A, ITU-T V.21, V.22,       
          Protocol               V.22bis,V.23, V.32, V.32bis, V.34       
          Fax Modulation         V.17, V.21, CH2, V.27ter, V.29, V.33    
          Protocol               
          Error                  MNP5, MNP10, V.42, V.42bis              
          Correction/Compression 
          Fax Class              Class I & II                            
          Data Bus               8-bit ISA                               
          Card Size              Half-length                             
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |     Function      |  Label  |    Function    |    Label    |
          |------------------------------------------------------------|
          | Line out (RJ-11)        |   CN1   | Line in (RJ-11) | CN2  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    SERIAL PORT ADDRESS                     |
          |------------------------------------------------------------|
          |   Setting   |           JP1            |        JP2        |
          |-------------+--------------------------+-------------------|
          | COM1 (3F8h) | Pins 3 & 5, 4 & 6 closed | Pins 2 & 4 closed |
          |-------------+--------------------------+-------------------|
          | COM2 (2F8h) | Pins 1 &3, 4 & 6 closed  | Pins 1 & 3 closed |
          |-------------+--------------------------+-------------------|
          | COM3 (3E8h) | Pins 3 & 5, 2 & 4 closed | Pins 2 & 4 closed |
          |-------------+--------------------------+-------------------|
          | COM4 (2E8h) | Pins 1 & 3, 2 & 4 closed | Pins 1 & 3 closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   SUPPORTED COMMAND SET                    |
          |------------------------------------------------------------|
          |                     Basic AT Commands                      |
          |------------------------------------------------------------|
          | AT, A/                                                     |
          |------------------------------------------------------------|
          | A, B, E, H, M, O, P, Q, T, V, W, X, Y, Z                   |
          |------------------------------------------------------------|
          | &C, &K, &M, &T, &W, &Y, &Z                                 |
          |------------------------------------------------------------|
          |                    Extended AT Commands                    |
          |------------------------------------------------------------|
          | %C, %L, %Q                                                 |
          |------------------------------------------------------------|
          | \A, \B, \G, \L, \N                                         |
          |------------------------------------------------------------|
          | )M                                                         |
          |------------------------------------------------------------|
          | *H                                                         |
          |------------------------------------------------------------|
          | -K, -Q                                                     |
          |------------------------------------------------------------|
          | :E                                                         |
          |------------------------------------------------------------|
          | +MS                                                        |
          |------------------------------------------------------------|
          |                        S Registers                         |
          |------------------------------------------------------------|
          | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12,     |
          | S14, S16, S18, S21, S22, S23, S24                          |
          |------------------------------------------------------------|
          | S25, S26, S27, S28, S29, S31, S32, S33, S38, S40, S41      |
          |------------------------------------------------------------|
          |                                                            |
          |------------------------------------------------------------|
          | Note: See MHI Help File for full command documentation.    |
          +------------------------------------------------------------+
       
           For a full command summary, see ZOOM TELEPHONICS, INC. 28.8K
                                  EXTERNAL V.34.