caution and advisory panel / emergency warning signal unit
блок аварійно-попереджувальних сигналів
блок аварійно-попереджувальних сигналів
emergency warning signal unit / caution and advisory panel
Advisory Group for Aerospace Research and Development (AGARD)
Advisory Committee on Technical and Operational Matters
Advisory Group for Aeronautical Research and Development
Warning text that appears when the battery voltage falls below warning threshold