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Ver 1.0
6. The Indicator Lights.
[RED]: GMS indicator, blinking every 0.3s means registering the network, when the GSM
signal is normal, it will keep blinking every 1s.
[RED]: External power supply indicator, ON means Connection, OFF means Disconnection.
[RED]: GPRS Network Indicator, blinking every 0.3s means GPRS connection failures, and it
will keep blinking every 1s when the GPRS connection is successful.
7. The Connection.
.