
PROMETHEUS PRODUCTS, INC.

PC CYBERPORT PRO 144EV (PC144EV)

PC CYBERPHONE 144EV (PC144EV)

PC CYBERPHONE 144EVSP (PC144EVSP)

Card Type                    Fax, Modem (synchronous/asynchronous)
Chip Set                     Unidentified
I/O Options                  Speakerphone, Voice-mail
Maximum Data Rate            14.4Kbps
Maximum Fax Rate             14.4Kbps
Data Bus                     External
Fax Class                    Class I & II
Data Modulation Protocol     Bell 103/212A

                             ITU-T V.21, V.22, V.22bis, V.23, V.32,
                             V.32bis
Fax Modulation Protocol      ITU-T V.17, V.21CH2, V.27ter, V.29, V.33
Error Correction/Compression MNP5, V.42, V.42bis

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                                CONNECTIONS

        Function           Label             Function              Label

  Line out                      CN1      RS-232/422                 CN5

  Line in                       CN2      DC power                   CN6

  Microphone in                 CN3      Power switch               SW1

  Speaker out                   CN4

                             DIAGNOSTIC LED(S)

   LED       Color      Status                   Condition

    AA        Red         On                Auto-answer enabled

    AA        Red         Off               Auto-answer disabled

    AA        Red       Blinking              Phone is ringing

    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

    IO        Red         On         Modem is transmitting or receiving
                                                    data

    IO        Red         Off      Modem is not transmitting or receiving
                                                    data

    MR        Red         On                    Power is on

    MR        Red         Off                   Power is off

                         Proprietary AT Command Set

               See document V1945 for a full command summary.

