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.