28IRF modem/telephone/ISDN Settings and Configuration

Card Type	Modem (asynchronous)
Chipset	Sierra
Maximum Data Rate	28.8Kbps
Maximum Fax Rate	14.4Kbps
Data Modulation	Bell 103A, 212A ITU-T V.21, V.22, V.22bis, V.32, V.32bis, V.34
Fax Modulation	Unidentified
Error Correction/Compression	MNP5, V.42, V.42bis
Fax Class	Class I & II
Data Bus	8-bit ISA
Card Size	Full height, half length

CONNECTIONS
Function	Label	Function	Label
Telephone line	CN1	Telephone line	CN2

USER CONFIGURABLE SETTINGS
Setting	Label	Position
í Factory configured - do not alter	JP1	Open

SERIAL PORT ADDRESS SELECTION
Setting	JP6	JP7
3F8h (COM1:)	Closed	Closed
2F8h (COM2:)	Closed	Open
3E8h (COM3:)	Open	Closed
2E8h (COM4:)	Open	Open

INTERRUPT SELECTION
Setting	JP2	JP3	JP4	JP5
3	Open	Open	Closed	Open
4	Open	Open	Open	Closed
5	Open	Closed	Open	Open
7	Closed	Open	Open	Open

SUPPORTED STANDARD COMMANDS

Basic AT Commands

+++, ‘comma’, A/

A, D, E, H, L, M, O, P, Q, T, V, X, Y, Z

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

Extended AT Commands

\Q

%A, %C, %Q

S-Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S12, S18, S25, S26, S38

Note: See MHI help file for complete information.

UNIDENTIFIED COMMANDS
Command	Default
S40	Unidentified
S41	Unidentified