Card Type		Modem (asynchronous)
Chipset		Unidentified
I/O Options		Voice
Maximum Data Rate		28.8Kbps
Maximum Fax Rate		14.4Kbps
Data Modulation	Bell 103A, 212A ITU-T V.21, V.22bis, V.23, V.32, V.32bis, V.34 Rockwell V.FC
Fax Modulation	ITU-T V.17, V.27ter, V.29, V.33
Error Correction/Compression	MNP5, V.42, V.42bis
Fax Class	Class I & II
Data Bus	Serial

CONNECTIONS
Function	Label	Function	Label
Telephone line in	CN1	Serial port	CN5
Telephone line out	CN2	DC power in	CN6
Microphone in	CN3	Power switch	SW1
Speaker out	CN4

DIAGNOSTIC LED(S)
LED	Color	Status	Condition
POWER	Red	On	Power is on
POWER	Red	Off	Power is off
TXD	Red	On	Modem is transmitting data
TXD	Red	Off	Modem is not transmitting data
RXD	Red	On	Modem is receiving data
RXD	Red	Off	Modem is not receiving data
DTR	Red	On	DTR signal is high
DTR	Red	Off	DTR signal is low
DSR	Red	On	DSR signal is high
DSR	Red	Off	DSR signal is low
RTS	Red	On	RTS signal is high
RTS	Red	Off	RTS signal is low

DIAGNOSTIC LED(S) (CON'T)
LED	Color	Status	Condition
CTS	Red	On	CTS signal is high
CTS	Red	Off	CTS signal is low
DCD	Red	On	Carrier signal detected
DCD	Red	Off	Carrier signal not detected
OH	Red	On	Modem is off-hook
OH	Red	Off	Modem is on-hook

SUPPORTED STANDARD COMMANDS

Basic AT Commands

+++, ‘comma’, A/

A, B, E, H, L, M, O, P, T, V, X, Z

&D, &F, &S, &T, &V, &W, &Y, &Z

Extended AT Commands

\C, \J, \K, \N, \Q, \T, \X

%A, %C, %E

Special AT Commands

-J

S-Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S10, S11, S12, S16, S21, S22, S25, S30, S38

Note: See MHI help file for complete information.

MODE SELECTION
Type:	Immediate
Format:	AT [cmds] #CLS=n [cmds]
Description:	Selects which mode the modem will operate in.
Command	Function
#CLS=0	Modem will operate in data mode.
#CLS=1	Modem will operate in fax class 1 mode.
#CLS=2	Modem will operate in fax class 2 mode.
#CLS=8	Modem will operate in voice mode.

SPEAKERPHONE OPTIONS
Type:	Configuration
Format:	AT [cmds] #SPK=x,y,z [cmds]
Description:	Sets various options for speakerphone functions.
Command		Function
x=0		Microphone enabled.
x=1		Microphone disabled.
x=2		Microphone enabled with maximum gain, speaker disabled.
y		Default:	5
		Range:	0 - 16
		Unit:	-2 dBm
		Description:	Sets the attenuation level for speaker output in voice mode. A value of 16 will mute the speaker.
z=0		Microphone gain set to 0 dBm.
z=1		Microphone gain set to 6 dBm.
z=2		Microphone gain set to 9.5 dBm.
z=3		Microphone gain set to 12 dBm.

VOICE DEVICE
Type:	Configuration
Format:	AT [cmds] #VLS=n [cmds]
Description:	Selects the I/O device for the DSP chip.
Note:	This modem may not support all options listed below. The #VLS? command will display the available options.
Command	Function
í #VLS=0	Telephone line and handset used for voice I/O.
#VLS=1	Telephone handset used for voice I/O.
#VLS=2	Internal speaker only used for voice I/O.
#VLS=3	External microphone only used for voice I/O.
#VLS=4	Telephone line and handset used for voice I/O; internal speaker enabled.
#VLS=5	Headset used for voice I/O.
#VLS=6	Speakerphone used for voice I/O.
#VLS=7	Handset muted by disconnecting handset or speakerphone from telephone line.
#VLS=8	Connects caller ID relay for recording of conversation over handset.
#VLS=9	Connects handset (or speakerphone) to DSP chip for recording or playback.