HAYES MICROCOMPUTER PRODUCTS, INC.

SMARTMODEM 1200

Modem Type             Data (synchronous/asynchronous)
Maximum Data Rate      1200bps
Data Bus               Extermal
Data Modulation        Bell 103A/212A
Protocol
                       ITU-T V.21, V.22

[Image]

                                CONNECTIONS

         Purpose           Location            Purpose           Location

  Line out                    CN1       Power switch               SW2

  RS-232                      CN2       Volume                     R1

  DC power                    CN3

             DTR MODE

  Mode                SW1/1

  » Forced high        Off

  Normal                On

              RESULT CODE TYPE

  Type                        SW1/2

  » Verbose (string)           On

  Numeric                      Off

       RESULT CODES

  Mode          SW1/3

  » Enabled      Off

  Disabled        On

        LOCAL ECHO

  Mode          SW1/4

  » Enabled       On

  Disabled       Off

        AUTO-ANSWER

  Mode            SW1/5

  » Disabled       Off

  Enabled          On

             CD MODE

  Mode                SW1/6

  » Forced high        Off

  Normal                On

                       JACK TYPE

  Type                                 SW1/7

  » RJ-11 single-line                   On

  RJ-12 or RJ13 multi-line              Off

      AT COMMAND SET

  Mode          SW1/4

  » Enabled      Off

  Disabled        On

                          DIAGNOSTIC LED(S)

    LED        Color       Status               Condition

     HS         Red          On       Modem is operating at 1200bps

     HS         Red         Off        Modem is operating at 300bps

     AA         Red          On            Auto-answer enabled

     AA         Red         Off            Auto-answer disabled

     AA         Red       Blinking           Line is ringing

     CD         Red          On             CD signal is high

     CD         Red         Off              CD signal is low

     OH         Red          On             Modem is off-hook

     OH         Red         Off              Modem is on-hook

     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

     MR         Red          On                Power is on

     MR         Red         Off                Power is off