Maestro 100 User Manual - Chapter 1: Introduction
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CHAPTER 1: Introduction
Maestro 100 is a ready-to-use GSM modem for voice, data, fax and SMS
services. It also supports GPRS Class 10 for hi-speed data transfer (except Maestro
100 Eco). Maestro 100 can be easily controlled by using AT command for all kinds of
operations. With standard 9-pin RS232 port and telephone-like audio plug (via
optional cable) the Maestro 100 can be set up with minimal effort.
1. Package
The Maestro 100 package should include the following:
- Maestro 100/Ext/Eco/Lite x 1
- Power cord with fuse x 1
- Safety note x 1
2. Interfaces
SIM holder eject button
SMA female antenna
Status indicator
15 pin Sub-D Female Connector
connector
(RS232/Audio)
SIM holder
4-PIN connector
(Power input/output)
a. Status indicator
The LED will indicate different status of the modem:
OFF
Modem is switched off
ON
Modem is connecting to the network
Flashing slowly Modem is in idle mode
Flashing rapidly
Modem is in transmission/communication (GSM only)
b. SMA female antenna connector
Connect this to an external antenna with SMA male connector. Make sure the
antenna is for the correct GSM frequency with impedance of 50ohm, and also