What is an ‘Andon’?
An ‘Andon’ is a visual control device in a production area.
An Andon Board typically is a lighted overhead display, giving the current status of the production system and alerting team members to emerging problems.
Andon Board
An Andon Tower is typically a status light of a piece of equipment. From far it is visible whether the machine is OK, has a failure, needs a refill etc.
Andon Tower at machine