识别触发不合格事件或活动的原因。通过书面证据和访谈进行根本原因分析。让适当的个人参与。利用原因分析和风险评估。 Recognizing the reasons that have triggered the nonconformance events or activities. Perform a root-cause analysis through documentary evidence and interviews. Involve the appropriate individuals. Leverage cause analysis and risk assessment.