I began by thoroughly examining the system to identify any potential issues. Using specialized tools and equipment, I conducted a comprehensive diagnostic test to pinpoint the root cause of the problem. I meticulously analyzed the data collected, cross-referencing it with known performance metrics and specifications. After identifying the underlying issue, I documented my findings and proposed a detailed plan for resolution. I ensured that all steps were clearly communicated to the client, providing them with a complete understanding of the situation and the proposed solution. The diagnostic process was completed efficiently, ensuring minimal disruption to daily operations.