1. Master Caution illuminates.
2. PM: “Master Caution, (adds which system it relates to)”.
3. PF: “Roger, cancel Master Caution please”.
4. PM cancels Master Caution.
5. PF checks flight path, thrust setting, autoflight status, general navigational trajectory.
6. PF: “Restate the specific failure please”.
7. PM: e.g. “Hydraulic low pressure, system A”.
8. PF confirms the failure.
9. PF: “QRH, Hydraulics, low pressure system A checklist please”.
Etc....