ocr: CABIN MANAGEMENT SYSTEM BUILDING BLOCKS Cacin Area Control Panel Handsets Overhead Electronics Unit o - 358 Zone Power Seat Electronics Converter Unit Zone Management Unit - - Cabin System Cabin System Entertainment Audio Control Management Panel Unit multiplexer multiplexer Handset - - VA - - L4 - : à - - - - - - : Passenger address/cabin Speaker interphone crive Ambient mocule noise sensor THE HEART OF IT ALL: The heart of CMS is the Cobin System Control Panel, which controis all core functions a5 well 05 optional ouyer-urnished equipment such as telephone handsets and broadcast video.