Table of Contents

Contents

 

Chapter 1 – Product Description and Specifications

4

Product Description

4

Features

4

Safety

5

General Safety

5

RF Interference Issues

5

Vehicle Safety

5

Maintenance of Your Modem

5

Your Responsibility

5

Package Contents

6

General Specifications

7

Functions – GSM/GPRS Modes

7

Electrical Specifications

7

RF Specifications

7

Antenna Specifications

8

GSM/EGSM Antenna Requirements/Specifications

8

Antennas Available from Multi-Tech Systems, Inc

8

PTCRB Requirements Note

8

FCC Requirements Note

8

Interfaces

8

LED Interface

8

AT Command Reference Guides

8

Chapter 2 – Activation and Installation

9

Step 1 – Activate Your Wireless Account

9

Step 2 – Insert the SIM Card into the Holder

9

Step 3 – Connect the Antenna and USB Cable

10

Step 4 – Handset Connection (Optional)

10

Step 5 – Attach the Modem to a Flat Surface (Optional)

11

Step 6 – Install the Modem Driver

12

Introduction

12

Installing the Modem Driver in Windows XP/2003

12

Installing the Modem Driver in Windows 2000

16

Chapter 3 – Using Your Wireless Modem

19

Phone Number for the Wireless Modem

19

Examples of Useful AT Commands

19

Verifying Signal Strength

19

Checking Network Registration and Roaming Status

19

Checking the Modem’s Identity

19

Establishing a Voice Call

20

Establishing a Circuit-Switched Data (CSD) Connection

20

Answering a Circuit-Switched Data (CSD) Connection

20

Using Short Message Services (SMS)

21

SMS Examples

22

Internet Access

24

Connecting to the GPRS Network for Internet Access

24

Chapter 4 – Troubleshooting and Frequently Asked Questions

26

Troubleshooting Examples

26

Frequently Asked Questions

27

Appendix A – Warranty and Repairs

29

Appendix B - Waste Electrical and Electronic Equipment (WEEE) Statement

31

Appendix C – C-ROHS HT/TS Substance Concentration

32

Multi-Tech Systems, Inc. MultiModem GPRS USB Wireless Modem User Guide

3

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Multi-Tech Systems MTCBA-G-U-F4 manual Contents