Thanks for your swift response.
I live in Northern Cyprus and the firm that installed it in 2008 went out of business.
There is no other company here familiar with this system.
The unit worked perfectly for a few years.
The faults have been on-going for about 2-3 years. During that time I have...
Would appreciate any advice on the problems below.
Thanks in advance.
I have a Visonic Powermax Pro alarm system fitted with a GSM module and SIM card.
One problem concerns shutdown of the unit when the AC power fails or is manually switched off:
The unit should continue powered-up for a...
