Brother The Brother DCP-T430W manual uses specific instruction types for warnings, primarily WARNING, CAUTION, and IMPORTANT, to indicate different levels of potential hazards and property damage. The types and their meanings are: WARNING: This indicates a potentially hazardous situation which, if not avoided, could result in death or serious injuries. CAUTION: This indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injuries. IMPORTANT: This indicates a potentially hazardous situation which, if not avoided, may result in damage to property or loss of product functionality. Computer&Tablet