CNN The Situation Room March 11, 2014 21:09:00
After crossing the pond, the pilot reported smell of smoke and actual smoke in the cockpit but successfully landed the airplane. now -- >> were the transponders shut down in those two cases? >> well, heres the caveat. if youre over water and cannot land quickly, a fire can develop. there was an md-80 jet that has similar systems to the 777, similar complexity, similar redundancies, they were at the gate. it was an egypt air flight and the pilot reported smoke in the cockpit. it quickly developed...
Source: archive.org