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3. Connecting and configuring
3.1. Connecting
Only individuals with specialized technical training and those who have studied the product specifications
are permitted to assemble (install) the modem.
Before connecting the device insert the SIM card into the modem (the SIM card must be unlocked).
The SIM card must be connected and removed when the power is turned off. In order to install the SIM card do
the following:
Eject the SIM holder by pressing the SIM card holder ejector button (Fig. 2.4.1)
Place the SIM card into the SIM card holder
Insert the SIM card holder with the SIM card into the modem
Be careful when installing the SIM card.
Connect the GSM antenna and the RS422 commuting cable. Power the modem through the power
connector (Fig. 2.4.2). The frequent blinking of the green LED indicates that the modem is turned on (Table
2.6.1). Remove the PIN code of the SIM card to complete automatic online registration. After the registration is
complete the modem goes into the working mode and green LED blinks less frequently.
Note:
GSM antenna, the commuting cables and the power supply are not included in the set.
3.2. Control, rebooting, and connecting
The modem is controlled using standard and expanded AT-commands. For more detail see AT-commands
description for the GSM module. You can find additional information and support at
www.irz.net
.
The modem can be rebooted using one of the following ways:
By using AT-command “AT+CFUN=1,1”
Temporary power shutdown
The modem can be shut down using one of the following ways:
By using AT-command “AT^SMSO”
Temporary power shutdown
Switch-over of modem into power saving mode by using AT-command “AT+CFUN”. Management of
ALARM mode by using AT-command “AT+CALA”. For more detail see AT-commands description for the GSM
module.
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