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- Fri Mar 15, 2019 4:37 pm
- Forum: Home security system troubles
- Topic: Problem with FC-7540
- Replies: 2
- Views: 7075
Problem with FC-7540
Hi all and congrats for this forum! I have a problem with an FC-7540 alarm system. I am from Greece. It has the FC-7540 firmware V1.40F_SIA_TCP Jul 22 2016. When I place a sim card from Vodafone (new one) I have a weird situation... When I call the alarm system, it is answering the call but the does...