
AT&T PARADYNE

DATAPORT EXPRESS 3715

Modem Type                   Data (synchronous/asynchronous)/Fax
Maximum Data Rate            14.4Kbps
Maximum Fax Rate             14.4Kbps
Data Bus                     External
Fax Class                    Class I & II
Data Modulation Protocol     Bell 103A/212A

                             ITU-T V.21, V.22, V.22bis, V.32, V.32bis
Fax Modulation Protocol      ITU-T V.17, V.27ter, V.29
Error Correction/Compression MNP5, V.42, V.42bis

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                                CONNECTIONS

         Purpose             Location          Purpose           Location

  Line out                     CN1       DC power                  CN4

  Line in                      CN2       Power switch              SW1

  RS-232/422                   CN3



                             DIAGNOSTIC LED(S)

    LED         Color         Status                 Condition

    TST          Red            On             Modem test executing

    TST          Red           Off               Normal operation

     HS          Red            On         Modem is operating at highest
                                                  configured rate

     HS          Red           Off        Modem is operating at less than
                                                   highest rate

     EC          Red            On          Error correction activated

     EC          Red           Off        Error correction not activated

     CD          Red            On            Carrier signal detected

     CD          Red           Off          Carrier signal not detected

     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

                         Proprietary AT Command Set

    See AT&T PARADYNE, DATAPORT EXPRESS 3711 for a full command summary.

