SAM3Gplus User Guide V2.5
8
Ver2.5
6
Functionality
6.1 General
The SAM3Gplus modem consists of an RJ45 connector for serial port and input power, a miniB USB
connector, an SMB Jack antenna connector and a SIM holder. The LED indicator, located on top, indicates
the SAM operating status.
SMB connector
3G ENGINE
Switching
Power
Supply
RS232
Serial Data
Interface
SIM Interface
RJ45
Socket
MiniB
USB
Connector
LED Indicator
The SAM3Gplus Functional Block Diagram
uController