Aviation English
Aircraft Systems

What is primary flight computer?

primary flight computer The Boeing main computer responsible for integrating pilot inputs, aircraft data, and actuating control surfaces.

Source: ICAO Doc 9432, FAA PCG

How is “primary flight computer” Used in Practice?

Primary Flight Computer offline, switching to backup for flight control authority.

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

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Frequently Asked Questions

What is primary flight computer?

The Boeing main computer responsible for integrating pilot inputs, aircraft data, and actuating control surfaces.

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