
VEN-TEL, INC.

CS2001

Modem Type                  Data (synchronous/asynchronous)/Fax/Voice
Maximum Data Rate           28.8Kbps
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

                            AT&T V.32terbo
Fax Modulation Protocol     V.17, ITU-T V.21CH2, V.27ter, V.29
Error                       MNP5, V.42, V.42bis
Correction/Compression

[Image]

                                CONNECTIONS

         Purpose            Location           Purpose           Location

  Line out                     CN1       Stored profile            SW2

  Line in                      CN2       Voice mode                SW3

  DC power                     CN3       AD/DC                     SW4

  RS-232/422                   CN4       Power switch              SW5

  Volume                       SW1

                              STORED PROFILE

               Function                                SW2

   Signal to display active profile                   Press

   Signal to display menu of stored                Press twice
               profiles

  Note: Function is software dependent.

                                   Voice

          Function                     Mode                    SW3

     Dial stored number,             Off line                 Press
      speakerphone on

     Microphone disable            Speakerphone               Press

                              AD/DC

       Function               Mode                  SW4

  Dial stored number        Off line               Press

      Disconnect             On line               Press

                             DIAGNOSTIC LED(S)

     LED         Color        Status                Condition

     DTR          Red           On                   DTR high

     DTR          Red          Off                  DTR normal

     OH           Red           On              Modem is off-hook

     OH           Red          Off               Modem is on-hook

     OH          Green          On               Speakerphone on

     OH          Green       Blinking       Speakerphone on, microphone
                                                      muted

     CD           Red           On           Carrier signal detected

     CD           Red          Off         Carrier signal not detected

   PWR/RI         Red           On                   Power on

   PWR/RI         Red          Off                  Power off

   PWR/RI         Red        Blinking             Ring detected

     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

                         Proprietary AT Command Set

                            ROAD KEY CUSTOMIZE

  Type:                Configuration

  Format:              AT [cmds] *A^x^x^x^x [cmds]

  Example:             AT *A^M^H^I^I &W<CR>

  Description:         Sets the key for Remote Options Access and
                       Downloading (^ indicates ctrl key depressed). The
                       default is ^R^O^A^D.

                              RING TO SPEAKER

  Type:          Configuration

  Format:        AT [cmds] &Jn [cmds]

  Example:       AT &J0 *U O<CR>

  Description:   Plays ring signal through speaker

    Command                              Function

  &J0            Enabled

   &J1          Disabled

                              ROAD KEY ENABLE

  Type:          Configuration

  Format:        AT [cmds] *Bn [cmds]

  Example:       AT *B0 *U O<CR>

  Description:   Enables Remote Options Access and Downloading.

    Command                              Function

   *B0          R.O.A.D. disabled.

  *B1            R.O.A.D. enabled.

                                COMPRESSION

  Type:          Configuration

  Format:        AT %Cn

  Example:       AT %C0 *Y1<CR>

  Description:   Selects data compression.

  Command                                Function

   %C3          Data compression and correction enabled.

  %C0            Data compression disabled.

  %C1            Data compression enabled.

  %C2            Data correction enabled.

                                ID DISPLAY

  Type:          Immediate

  Format:        AT [cmds] In [cmds]

  Example:       AT I1 &W<CR>

  Description:   Displays modem properties.

  Command                                Function

       I0        Display product code.

       I1        Display checksum.

       I2        Display checksum check.

       I3        Display version number.

                             MNP10 COMPRESSION

  Type:          Configuration

  Format:        AT [cmds] -Kn [cmds]

  Example:       AT %C1 -K1 -Q0 <CR>

  Description:   Selects MNP10 data compression.

  Command                                Function

   -K0          MNP10 disabled.

  -K1            MNP10 enabled.

  -K2            MNP10 enabled on originate mode only.

                        CELLULAR PHONE POWER LEVEL

  Type:           Configuration

  Format:         AT [cmds] )Mn [cmds]

  Example:        AT )M1 %C1<CR>

  Description:    Controls automatic transmit power level adjustment
                  during MNP 10 link negotiation.

  Command                                Function

   )M0           Power level adjustment disabled.

  )M1             Power level adjustment enabled.

                              MNP10 FALL-BACK

  Type:          Configuration

  Format:        AT [cmds] -Qn [cmds]

  Example:       AT *H0 -Q1 <CR>

  Description:   Allows MNP10 to fall back to speeds slower than 4800bps.

  Command                                Function

  -Q0            MNP10 at 2400 and 1200bps disabled.

   -Q1          MNP10 at 2400 and 1200bps enabled.

                               ROAD INITIATE

  Type:                 Immediate

  Format:               AT [cmds] *U [cmds]

  Example:              AT *B0 *U O<CR>

  Description:          Commands the modem to transmit stored Remote
                        Access Options and Downloading key. The modem
                        must have already connected.

