Perle Systems NOVACOM Wireless Modem GNS-30CR User Manual
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Operating states/LED
The LED display the following states of the Modem:
State in GSM network
Note: Usually, the net work search takes only a few seconds till the Modem is
registered, if the flashing every 0.85 seconds continues, this means that no SIM
card is inserted, no PIN number is entered or no GPRS network is available.
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