The Boeing Company Proposes New Airworthiness Directive for 777-200 and -300 Series Airplanes

Summary

The Boeing Company is proposing a new airworthiness directive to install new operational software in the cabin management system and load new software into the mass memory card on certain Model 777-200 and -300 series airplanes, following a review of in-flight entertainment systems, to ensure flightcrews can safely turn off electrical power in emergency situations.