The article describes the failure phenomenon, analysis and processing process of the high-voltage generator module, FRC unit, rack tilt circuit and slip ring system in the daily use of Philips Ingenuity CT, so as to sum up the experience, discuss with the medical staff, and further Deepen the understanding of Philips Ingenuity CT's structure and working principle, and jointly improve the maintenance skills of CT and other large equipments.
Keywords: FRC module; angle encoder; high voltage generator; power brush; slip ring.