The DSC section is organized into subsections (often following ATA chapters) that detail how each system works:
The refers to the Descriptions (DSC) section of the Flight Crew Operating Manual (FCOM) , which serves as a technical deep-dive into the aircraft's systems and their underlying logic . Unlike procedural chapters, the DSC is intended for study and reference, providing detailed diagrams , control panel layouts, and functional explanations for everything from hydraulics to avionics . Key Systems Covered in A320 DSC A320-FCOM_DSC Aircraf
Describes the three independent systems (Green, Blue, and Yellow) and components like the PTU (Power Transfer Unit) . How to Use the DSC for Training The DSC section is organized into subsections (often
Details the AC and DC power generation, including the use of external power and the APU during startup. How to Use the DSC for Training Details
Focuses on the Flight Guidance systems, including the FMGS (Flight Management Guidance System), which handles both managed and selected guidance.
Provides schematics and controls for wing anti-ice, engine anti-ice, and probe heating.