延伸报警 extension alarm

延伸报警板 Extension alarm panel

右舱室无源延伸报警 Passive right compartment extended alerts ; Right-compartment extension without source alarm

右舱室延伸有源报警 Right-compartment extended active alarm ; Right cabin extending active alarm

左舱室延伸有源报警 Left-hand compartment extended active alarm ; Cabin extension left active alarm