Card Type	Modem (asynchronous)
Chip Set	Rockwell
I/O Options	Voice, speakerphone, microphone in, speaker out
Maximum Modem Rate	56Kbps
Maximum Fax Rate	14.4Kbps
Data Modulation Protocol	Bell 103A/212A ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34 Rockwell V.FC, K56+
Fax Modulation Protocol	ITU-T V.17, V.21CH2, V.27ter, V.29
Error Correction/Compression	MNP5, V.42, V.42bis
Fax Class	Class I
Data Bus	Serial

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

DIAGNOSTIC LED(S)
LED	Color	Status	Condition
TR	Red	On	DTR signal is high
TR	Red	Off	DTR signal is low
CD	Red	On	Carrier signal detected
CD	Red	Off	Carrier signal not 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
OH	Red	On	Modem is off-hook
OH	Red	Off	Modem is on-hook
RI	Red	On	Power is on
RI	Red	Blinking	Phone is ringing
RI	Red	Off	Power is off

SUPPORTED STANDARD COMMANDS

Basic AT Commands

+++, ‘comma’, A/

A, B, E, H, L, M, N, O, P, Q, T, V, W, X, Y, Z

&C, &D, &F, &G, &K, &P, &R, &S, &T, &V, &W, &Y, &Z

Extended AT Commands

\A, \B, \K, \N, \V

%C, %E, %L, %Q

Special AT Commands

#CID, +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, S32, S33, S36, S38, S39, S40, S46, S48, S82, S86, S91, S92, S95

Note: See MHI help file for complete information.

UNIDENTIFIED COMMANDS
Command	Default
+ES=nnn	3,0,2
+ESA=nnnnnnnn	0,0,0,0,0,0,0,0
+ITF=nn	255,64