The phrase "eject button" refers to a physical or virtual control that quickly removes or stops something, often used in emergency situations or to get rid of something unwanted. Full definition
Both state that you have to use a Gamecube controller or the Power / Reset / Eject buttons on the console. (wiibrew.org)
Last weekend some clever little devils found a way of getting the 40 GB PS3 to «self clean» by switching the console off and on with the disc eject button held. (thatvideogameblog.com)
I don't blame Sanchez AT ALL; I'd be looking for eject button also surrounded by these soft and coddled «players» (justarsenal.com)