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# 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
IMG IMG 1
+------------------------------------------------------------+
| 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. |
+------------------------------------------------------------+