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        Bell 103A/212A                          
   Protocol                                                       
                          ITU-T V.21, V.22, V.22bis, V.32,        
                          V.32bis                                 
                                                                  
                          AT&T V.32terbo                          
   Fax Modulation         V.17, ITU-T V.21CH2, V.27ter, V.29      
   Protocol               
   Error                  MNP5, V.42, V.42bis                     
   Correction/Compression 

<gopher://bitreich.org/I/th99/t/U-Z/51156-1.png>
   

   +------------------------------------------------------------+
   |                        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 profiles |  Press twice   |
   |------------------------------------------------------------|
   | Note: Function is software dependent.                      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                           Voice                            |
   |------------------------------------------------------------|
   |              Function               |     Mode     |  SW3  |
   |-------------------------------------+--------------+-------|
   | Dial stored number, speakerphone on |   Off line   | Press |
   |-------------------------------------+--------------+-------|
   |         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.      |
   +------------------------------------------------------------+