Buttons: Yellow: Doors Open Pale Yellow: Horn Blue: Doors Close Grey: Door Public Announcement White: Doors Re-Open (Temp. Open & Close) (Removed) Black: ATO (Automatic Train Operation) Indicators: Pilot Lamp: Lit when all doors completely closed Platform Screen Door Indicator: Lit when all platform doors are open Signal: Red = Danger; Blue = Proceed TRTS Indicator: Lit = Close Doors; Blink = Re Open (wait until TRTS is off before departing from station) ©️Copyright Reserved, please ask for permission for utilizing audio or project?