User's Manual

2
Read First
Before operating the system, please read this manual thoroughly, and retain it for future
reference.
Attention
Please not leave the GSM/GPRS Modem and its power adapter in raining or humidity
place. The GSM Modem can only be used after being connected to antenna and has a
valid SIM card inserted. Please do not remove the shielding cover.
Warning
The Avalue Technology Inc.will not fix the GSM/GPRS Modem that is opened by user.
In such case, its warranty will be terminated too.
1. Summary
More and more applications emerged with the rapid development of wireless data services, such
as vehicle navigation, remote monitoring, wireless Internet access, wireless POS, etc. Thus, more
and more devices need to be able to do wireless communication. With this background, Avalue
Technology Inc. develops its MOD 9001C GSM/GPRS Modem. Users of this product can add
wireless communication capability easily to their own products, and then, develop many
applications.
The MOD 9001C GSM/GPRS Modem mostly fits the need of data transfer, with SMS data
communication, GPRS data navigation, Circuit Switch / Data Connectivity, TCP/IP protocol etc.
Because the easy setting up in SCM (Single Chip Micyoco), it is convenient for network data
communication. The MOD 9001C GSM/GPRS Modem with small size, which fits both embedded
application and external peripheral equipment. The AT command set and RS232 interface will
offer easy data connection without any extra circuit control.
Traditionally, the above applications use digital cellular, CDPD or other wire-line modem to
do communication, and these technologies are of the disadvantages of high communication
expense, limited communication range, dial before communications, etc. When we begin to
use MOD 9001C GSM/GPRS Modem, all these problems disappeared.
Please read this manual carefully before your installation, and please keep this manual for