Boeing

What is IBVSU on Boeing 737? (Instrument Bus Voltage Sense Unit)

What is XCVR on Boeing 737? (Transceiver)

What is CADS on Boeing 737? (Central Air Data System)

What is DISC on Boeing 737? (Disconnect)

What is CIC on Boeing 737? (Cabin Interphone Controller)

What is PRSOV on Boeing 737? (Pressure Regulating Shut-Off Valve)

What is ADS on Boeing 737? (Air Data Systems)

What is HPC on Boeing 737? (High Pressure Compressor (N2 Rotor))

What is SEI on Boeing 737? (Standby Engine Instruments)