AFP-300/AFP-400 Operations PN 50260:C1 05/22/97 235. Voice Alarm SystemsOverviewThe Voice Alarm System (VAS) provides a voice evacuation subsystem for theAFP-300/AFP-400 Fire Alarm Control Panel. Operating features include automaticevacuation messages, local and fire fighter control of paging, and two-waycommunications in an emergency situation. A paging microphone, a master telephonehandset and control unit, coupled with a fully electronic emergency message recorder,ACS annunciator for speaker and fire phone control, and easy-to-use operator controlsprovide the AFP-300/AFP-400 with a state-of-the-art emergency communicationssubsystem.Operating FeaturesAll field circuits—speaker circuits or telephone circuits—are fully supervised andpower limited by the control panel. The Fire Fighters Command Center is fully fieldprogrammable, and does not require special tools or equipment. Operating featuresinclude the following:• Prerecorded evacuation message• Page-by-phone from anywhere in a building• Dual channel option• Style Y or Z speaker circuit operation• Audio Amplifiers with switch-mode power supplies• All Call voice paging switch• Field configurable and programmable modulesIn this SectionThis section contains operating instructions for using audio features through the controlpanel and covers the following topics:Table 17 Voice Alarm System TopicsTopic Refer to page...Automatic Message Generators (AMG-1, AMG-E) 25Automatic Tone Generators (ATG-2) 31Fire Fighter's Telephone (FFT-7, FFT-7S) 34Audio Amplifiers (AA-30, AA-100, and AA-120) 35Voice Message Options 39Technical Manuals Online! - http://www.tech-man.com