Boeing

What is ARPT on Boeing 737? (Airport)

What is PAX on Boeing 737? (Passengers)

What is SO on Boeing 737? (Shut-Off)

What is EO on Boeing 737? (Engine Out)

What is LMP on Boeing 737? (Lamp)

What is OPBC on Boeing 737? (Overhead Panel Bus Controller)

What is A/R on Boeing 737? (Altitude Rate)

What is BARO on Boeing 737? (Barometric)

What is CIS on Boeing 737? (Cabin Interphone System)