ADT ADT-LCD40 User Manual

ADT ADT-LCD40 User Manual Manual pdf 8 page image

ADT-LCD40 Series Annunciators Components8 Document 50520 Rev D 7/25/00 P/N 50520:DFigure 1-1: ComponentsFuture useON = Piezo EnableOFF = Key-switch Disable on ADT-LCD40 only(not used on ADT-LCD40L)OFF = Receive onlyTop viewNote: OPEN (Up)position on SW1is OFF state (See“Wiring to Termi-nals” on page 9.).ROMThe ADT-LCD40 sounder, if enabled, willbe activated when any new alarm or troubleis received from the panel. It is silenced byan Acknowledge switch. Piezo must not bedisabled without approval of the LAHJ(Local Authority Having Jurisdiction).Piezo SounderMembrane ConnectorCable connection to membrane switchesfor Acknowledge, Silence, Drill and Reset.