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OnCell G2100 Series User's Manual
Modem Diagnostics
The following instructions explain how to verify that the modem is installed properly and has been
activated.
1. From the Control Panel, open Phone and Modem Options. On the Modem tab, click
Properties.
ATTENTION
Make sure that the RS-232 port of the OnCell G2100 Series modem is connected. For the OnCell
G2150I, make sure DIP switch 1 is set to ON.
Make sure the SMS Tunnel Mode is disabled. If the GSM LED is blinking, that means that SMS
Tunnel Mode is enabled and activated. To switch back to Command Mode, you must send the
escape command (+++) using terminal software, or remove the SIM card directly.
7-8
GPRS Connection
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