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SPORTSTER 56K FAXMODEM (EXTERNAL)

3COM CORPORATION

SPORTSTER 56K FAXMODEM (EXTERNAL)

Card Type

Modem (asynchronous)

Chipset

U.S. Robotics

Maximum Data Rate

56Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation

Bell 103A/212A

ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34

U.S. Robotics x2

Fax Modulation

ITU-T V.17, V.21CH2, V.27ter, V.29

Error Correction/Compression

MNP5, V.42, V.42bis

Fax Class

Class I & II

Data Bus

Serial

CONNECTIONS

Function

Label

Function

Label

DC power in

CN1

Telephone line in

CN3

Serial port

CN2

Telephone line out

CN4

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

AA

Red

On

Auto-answer enabled

AA

Red

Off

Auto-answer disabled

AA

Red

Blinking

Phone is ringing

CD

Red

On

Carrier signal detected

CD

Red

Off

Carrier signal not detected

SD

Red

Blinking

Modem is transmitting data

SD

Red

Off

Modem is not transmitting data

RD

Red

Blinking

Modem is receiving data

RD

Red

Off

Modem is not receiving data

TR

Red

On

DTR signal is high

TR

Red

Off

DTR signal is low

DIAGNOSTIC LED(S) (CON'T)

LED

Color

Status

Condition

CS

Red

On

CTS signal is high

CS

Red

Off

CTS signal is low

ARQ/FAX

Red

On

Modem is connected in error correction mode

ARQ/FAX

Red

Off

Modem is not connected in error correction mode

ARQ/FAX

Red

Blinking

Modem is connected in FAX mode or modem is retransmitting data due to errors

SUPPORTED STANDARD COMMANDS

Basic AT Commands

+++, ‘comma’, A/

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

&C, &D, &F, &G, &P, &R, &S, &T, &W

S-Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25, S38

Note: See MHI help file for complete information.

Proprietary AT Command Set

See U.S. ROBOTICS SPORTSTER 56K FAXMODEM (INTERNAL) for a full command summary.