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 Correction/Compression  | 
 MNP5, V.42, V.42bis  | 

| 
 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.  |