Apparently the button erases tape when pushed for two seconds, provided the airplane is on the ground and the parking brake handle is on. http://www.a320homeco

Apparently the button erases tape when pushed for two seconds, provided the airplane is on the ground and the parking brake handle is on. http://www.a320homecockpit.de/downloads/a320flightdeckdocumentation26202.pdf http://www.a320homecockpit.de/downloads/a320flightdeckdocume...