ATI TECHNOLOGIES, INC.

2400 ETC-E

Card Type                    Modem (synchronous/asynchronous)
Chip Set                     ATI
Maximum Data Rate            2400bps
Maximum Fax Rate             9600bps (send only)
Data Bus                     External
Fax Class                    Class I
Data Modulation Protocol     Bell 103A/212A

                             ITU-T V.22, V.22bis
Fax Modulation Protocol      ITU-T V.27ter, V.29
Error Correction/Compression MNP5, V.42, V.42bis

[Image]

                                CONNECTIONS

        Function           Label             Function              Label

  Answer call button            ANS      Volume                      R1

  Line out                      CN1      Speed selector button      SPEED

  Line in                       CN2      Power switch               SW1

  RS-232/422                    CN3      Sync/async mode button     SYNC

  DC power                      CN4      Test mode button           TEST

  Data/Voice button            DATA

                             DIAGNOSTIC LED(S)

    LED         Color         Status                Condition

    PWR      Unidentified       On                 Power is on

    PWR      Unidentified      Off                Power is off

    MR       Unidentified       On             DSR signal is high

    MR       Unidentified      Off              DSR signal is low

    RD       Unidentified       On           Modem is receiving data

    RD       Unidentified      Off         Modem is not receiving data

    CD       Unidentified       On           Carrier signal detected

    CD       Unidentified      Off         Carrier signal not detected

   DATA      Unidentified       On           Modem is establishing a
                                                   connection

   DATA      Unidentified      Off         Modem is not establishing a
                                                   connection

    ANS      Unidentified       On             Auto-answer enabled

    ANS      Unidentified      Off            Auto-answer disabled

   SPEED        Green           On         Modem operating at 2400bps

   SPEED         Red            On         Modem operating at 1200bps

   SPEED         N/A           Off          Modem operating at 300bps

   SYNC      Unidentified       On            Modem is operating in
                                                synchronous mode

   SYNC      Unidentified      Off            Modem is operating in
                                                asynchronous mode

                         DIAGNOSTIC LED(S) (CON’T)

   LED         Color         Status                 Condition

   TEST     Unidentified       On             Modem is in test mode

   TEST     Unidentified       Off          Modem is not in test mode

    TR      Unidentified       On              DTR signal is high

    TR      Unidentified       Off              DTR signal is low

    SD      Unidentified       On          Modem is transmitting data

    SD      Unidentified       Off       Modem is not transmitting data

    BC      Unidentified       On           Error correction enabled

    BC      Unidentified       Off          Error correction disabled

    BC      Unidentified    Blinking     Errors detected in transmission

                         Proprietary AT Command Set

               See document V2473 for a full command summary.