ZOOM TELEPHONICS, INC.

56K INTERNAL V.34

Card Type                       Modem, Fax
Chip Set                        Unidentified
I/O Options                     Line in(RJ-11), line out (RJ-11)
Maximum Modem Rate              56.0Kbps
Maximum Fax Rate                14.4Kbps
Data Modulation Protocol        Bell 103A/212A, ITU-T V.21, V.22,
                                V.22bis,V.23, V.32, V.32bis, V.34
Fax Modulation Protocol         V.17, V.21, CH2, V.27ter, V.29, V.33
Error Correction/Compression    MNP5, MNP10, V.42, V.42bis
Fax Class                       Class I & II
Data Bus                        8-bit ISA

[Image]

                                CONNECTIONS

         Function            Label            Function             Label

  Line out                        CN1       Line in                 CN2

                        USER CONFIGURABLE SETTINGS

              Setting                    Label              Position

  Plug and play enabled                    J2          Pins 2 & 3 closed

  Plug and play disabled                   J2          Pins 1 & 2 closed

            SERIAL PORT ADDRESS

    Setting                 J3

  COM1 (3F8h)    Pins 3 & 5, 4 & 6 closed

  COM2 (2F8h)    Pins 1 & 3, 4 & 6 closed

  COM3 (3E8h)     Pins 3& 5, 2 & 4 closed

  COM4 (2E8h)    Pins 1 & 3, 2 & 4 closed

                                 INTERRUPT

        Setting            J1/A         J1/B        J1/C          J1/D

       IR/FONT>            Open         Open      Pins 1 & 2      Open

         IRQ3              Open      Pins 1 & 2     Open          Open

         IRQ4              Open         Open        Open       Pins 3 & 4

         IRQ5              Open         Open        Open       Pins 1 & 2

         IRQ10             Open      Pins 3 & 4     Open          Open

         IRQ12             Open         Open      Pins 3 & 4      Open

         IRQ15          Pins 3 & 4      Open        Open          Open

       Disabled         Pins 1 & 2      Open        Open          Open

  Note: Pins designated are in the closed position

                           SUPPORTED COMMAND SET

                             Basic AT Commands

  AT, A/

  A, B, E, H, M, O, P, Q, T, V, W, X, Y, Z

  &C, &T, &W, &Y, &Z

                           Extended AT Commands

  %C, %L, %Q

  \A, \B, \G, \L, \N

  -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. 56K EXTERNAL V.34.