Card Type	Modem/Fax card
Chip Set	Unidentified
I/O Options	Line out, line in, DTE port, power, microphone, speaker
Maximum Modem Rate	56Kbps
Maximum Fax Rate	14.4Kbps
Data Modulation Protocol	Bell 103A/212A ITU-T V.22, V.22bis, V.32, V.32 bis, V.34, K56 flex, V.80
Fax Modulation Protocol	ITU-T V.17, V21CH21, V.27ter, V.29
Error Correction/Compression	MNP5, V.42, V.42bis
Fax Class	Class I
Data Bus	External

CONNECTIONS
Function	Label		Function		Label
Line out		CN1		Power		CN4
Line in		CN2		Microphone in		CN5
Serial port		CN3		Speaker out		CN6

DIAGNOSTIC LED(S)
LED	Color	Status	Condition
MR	Unidentified	On	Modem is receiving power
MR	Unidentified	Off	Modem is not receiving power
TR	Unidentified	On	DTR signal is high
TR	Unidentified	Off	DTR signal is low
SD	Unidentified	On	Modem transmitting data
SD	Unidentified	Off	Modem not transmitting data
RD	Unidentified	On	Modem is receiving data
RD	Unidentified	Off	Modem is not receiving data
OH	Unidentified	On	Modem is Off-hook
OH	Unidentified	Off	Modem is on-hook
RS	Unidentified	On	RTS signal is high
RS	Unidentified	Off	RTS signal is low
CS	Unidentified	On	CTS signal is high
CS	Unidentified	Off	CTS signal is low

SUPPORTED COMMAND SET

Basic AT Commands

AT, ‘+++’, A/

A, B, E, H, M, O, P, Q, S, T, V, X, Y, Z

&C, &P, &R, &T, &V, &W, &Y, &Z

Extended AT Commands

\A, \B, \K, \N

%C, %E, %L, %Q

Special Commands

+MS

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S16, S18, S21, S22, S23, S24, S25

S26, S27, S28, S29, S30, S31, S32, S33, S36, S37, S38, S39, S40

S41, S46, S48, S82, S86, S91, S92, S95

Note: See MHI Help File for full command documentation.

AUTO-MODE DETECTION
Type:	Configuration
Format:	AT [cmds] Nn [cmds]
Description:	Selects various options for the automatic detection and negotiation of protocols during the handshake process if the modem is communicating with a remote modem of dissimilar speed.
Command	Function
N0	Auto-mode detection disabled
í N1	Auto-mode detection enabled

COMMUNICATIONS MODE
Type:	Configuration
Format:	AT [cmds] &Mn [cmds]
Description:	Selects communications mode
Command	Mode
&M0	Asynchronous mode
&M1	Synchronous connect mode 1
&M2	Synchronous connect mode 2
&M3	Synchronous connect mode 3

COMMUNICATIONS MODE
Type:	Configuration
Format:	AT [cmds] &Qn [cmds]
Description:	Selects communications mode. Same as &M

DATA SET READY (DSR)
Type:	Configuration
Format:	AT [cmds] &Sn [cmds]
Description:	Selects DSR options
Command	Function
&S0	DSR forced high
&S1	DSR on in on-line mode, off in command mode

DATA TERMINAL READY (DTR)
Type:	Configuration
Format:	AT [cmds] &Dn [cmds]
Description:	Selects modem response to DTR
Command	Function
&D0	DTR is ignored (assumed on)
&D1	Modem goes to command mode after DTR goes is off
í &D2	Modem goes to command mode and disconnects (hangs up) after DTR goes off; Auto-Answer is disabled.
&D3	Modem is initialized after DTR goes off

DIAL
Type:	Immediate
Format:	AT [cmds] D<#> [cmds]
Description:	Dials telephone number according to any modifiers included in the string
Note:	Any combination of modifiers can be used to produce the desired dial functions in sequence.
Command	Function
DL	Re-dial last number
DP	Pulse dialing enabled
DS=n	Dial stored telephone number n (n=0-3)
DT	Tone dialing enabled/Pulse dialing disabled
DW	Dialing resumed following dial tone detection
D,	Dialing paused for amount of time specified in S8 register
D!	Flash function initiated. Modem commanded to go off-hook for specified time before returning on-hook.
D@	Wait for Quite Answer function enabled. Modem waits until a "quiet answer," a ring-back signal followed by silence up to the time specified in S7, is received prior to executing the rest of the dial string.
D&	Wait for bong tone
D;	Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command.

FACTORY DEFAULT PROFILE
Type:	Configuration
Format:	AT [cmds] &F [cmds]
Description:	Sets values in active profile to values found in the default profile
Command	Function
&F0	Sets values to factory configuration 0
&F1	Sets values to factory configuration 1

GUARD TONE
Type:	Configuration
Format:	AT [cmds] &Gn [cmds]
Description:	Commands the modem to transmit a guard tone in V.22/V.22bis
Note: Used primarily for international data transmission
Command	Function
&G0	Guard tone disabled
&G1	Guard tone disabled
&G2	1800Hz guard tone enabled

FLOW CONTROL
Type:	Configuration
Format:	AT [cmds] &Kn [cmds]
Description:	Enables flow control options
Command	Function
&K0	Flow control disabled
&K3	RTS/CTS flow control enabled
&K4	XON/XOFF flow control enabled
&K5	Transparent XON/XOFF flow control enabled
&K6	XON/XOFF and RTS/CTS flow control enabled

REPORT INFORMATION
Type:	Immediate
Format:	AT [cmds] In [cmds]
Description:	Displays information requested
Command	Function
I0	Reports product code
I1	Reports ROM checksum
I2	Tests and reports ROM checksum
I3	Reports firmware revision an device ID

SPEAKER VOLUME
Type:	Configuration
Format:	AT [cmds] Ln [cmds]
Description:	Controls speaker volume
Command	Function
L0	Low volume setting
í L1	Low volume setting
L2	Medium volume setting
L3	Highest volume setting