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  • ...com/view/FMC640_First_Start#How_to_insert_SIM_card_and_connect_the_battery FMC640 First Start] ...soldering on the SMA connector. <br> This does not affect GSM/GNSS antenna characteristics and does not interfere with device case assembly, therefore, device functio
    59 KB (7,753 words) - 12:09, 18 July 2023