1)Supplier shall maintain and show evidence of a formal process for managing the impact of softwarechanges or major maintenance events.2)The supplier shall ensure via their internal quality system processes that:-Defined calibration cycles of equipment and artifacts are maintained and sufficient to control drift-Defined maintenance schedules are complied with-Equipment is requalified after major maintenance events, hardware, or software changes, orrelocation-Users of equipment possess sufficient training, competency, and awareness