Means of escape signs are safe condition signs used to indicate location within the ship and to provide direnctional guidance from any area within the ship to a designated assembly station and/or to exits and embarkation stations.
ISO 24409/3:2014: Information regarding signs and the signing system should be made available (for example, by the information, video, mimic signs, leaflets, public address system, etc.) to familiarize the crew and the passengers, in accordance with relevant regulations and requirements.