Boeing 777

What is ADS on Boeing 777? (Air Data Systems)

What is GCU on Boeing 777? (Generator Control Unit)

What is ARINC on Boeing 777? (Aeronautical Radio Incorporated)

What is NGT on Boeing 777? (Night)

What is SDI on Boeing 777? (Source Destination Identifier)

What is G/A on Boeing 777? (Go Around)

What is OPAS on Boeing 777? (Overhead Panel System)

What is WEU on Boeing 777? (Warning Electronic Unit)

What is BIT on Boeing 777? (Built-In-Test)