WM_PRJ_M13_UGD_001 - 001
20th July 2004
© 2004
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Wavecom Confidential & Proprietary Information
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Using the modem ........................................................................ 22
Getting started with the modem ........................................................... 22
Mounting the modem ................................................................... 22
Setting up the modem .................................................................. 22
Checking the communication with the modem ............................. 23
Resetting the modem.................................................................... 23
Specific recommendations when using the modem on trucks .............. 24
Technical constraints on trucks..................................................... 24
Recommended Power Supply connection on trucks...................... 25
Operational status of the modem.......................................................... 26
Echo function disabled.......................................................................... 26
Verifying the received signal strength ................................................... 27
Checking the pin code status................................................................ 28
Verifying the network registration of the modem .................................. 28
Main AT commands for the modem ..................................................... 29
Firmware upgrade procedure................................................................ 30
Troubleshooting.......................................................................... 31
No communication with the modem through the serial link.................. 31
Receiving “ERROR” message................................................................ 32
Receiving “NO CARRIER” message ....................................................... 32
Functional description ................................................................ 35
General presentation ..................................................................... 36
Protections.................................................................................... 36
General presentation ..................................................................... 37
Green idle power saving mode...................................................... 38
Autoshutdown facility................................................................... 38
Autobauding mode ....................................................................... 38
Pin description .............................................................................. 38
General Purpose Input/Output (GPIO) ................................................... 39
General presentation ..................................................................... 40
Reset sequence............................................................................. 41
Microphone inputs........................................................................ 42
Speaker outputs............................................................................ 42