Understanding and Servicing Alarm Systems, 3rd Edition has seen the alarm industry enter the computer age. With its coverage of micro-computerized controls, sophisticated detection devices, methods of alarm reporting, that second edition broke new ground. Completely updated to reflect the security industry's most high-tech advances, the third edition of Understanding and Servicing Alarm Systems, continues on the road of educating the alarm dealer, installer, and technician. Prepares readers for the practicalities of dealing with customers Takes readers from the basics of electricity to the most modern equipment installation and repair Teaches the pitfalls one might encounter in the alarm servicing profession, along with the approaches for troubleshooting.