Testing Shows Some Units Can Be Affected By Onboard WiFi Systems
The FAA has posted an Airworthiness Directive (AD 2014-20-06) dated October 1 for all Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes, and Model 777 airplanes. The AD was prompted by testing reports on certain Honeywell phase 3 display units (DUs).