The color of the line is displayed on the front and back of the train. Electronic display signs will assist persons who are hearing impaired. Boarding the train Stand clear of the train car doors and let passengers get off before you board. Allow persons with disabilities or special needs to board first. Be sure to step over the gap between the platform and the train.
Chimes signal that the car doors are closing.
Once the chimes have sounded, step back and wait for the next train. Unlike elevator doors, the train doors do not reopen automatically. See the station manager at the kiosk. In emergencies, you can press the red button on the callbox located on some of the station's pylons. Farecards are not refundable, but exchanges will be made for malfunctioning farecards.