First of all, make sure that the burglar alarm SIM card has no overdue bill, or master mobile phone has MMS code of the country, the MMS code should be set.
It is the mobile phone which should be used to monitor burglar alarm.
To charge, GSM card must be inserted, otherwise, charging can’t be done.
Check to see whether TF memory card is wrong, if there is no error about TF card, format TF card, then retry.
The mobile phone signal won’t be enabled until the SIM card is inserted, so you just need reboot the machine. In addition, if your mobile phone is not in the service area, there is no signal.