DS020-7 Oct ‘06

©2006 REG No 277 4001, ENGLAND.

Page 1

1. INTRODUCTION

This document describes how to use Maestro 20 and a PC with Windows 98 to make a GPRS Internet Dial-up.

1.1 Set-up requirement

The following items are necessary for the set-up:

-

MAESTRO-20 with PC cable and power supply

-

PC with Windows 98 installed, and a free RS-232 port

-

A SIM card with GPRS service subscribed

2. CONFIGURATING MAESTRO 20

2.1 Setting up HyperTerminal

Refer to Chapter 2 and 3 of MAESTRO 20 USER GUIDE, set up MAESTRO 20 and Windows98

HyperTerminal. Make sure the modem is ready to receive commands.

2.2 Setting serial port speed

On the HyperTerminal, enter command:

AT+IPR=115200; &W<ENTER>

Note: after entering this command the

modem serial port speed will be

permanently set at 115200bps.

Now you can close the HyperTerminal