1 Manufacturing Audit // A consumer electronics manufacturer was getting 70% yields from one of their factories. They identified a delay between 1 minute and 5 minutes for full power-on of their unit after pressing the power switch, and suspected that a batch of their boards was not conformally coated properly, causing the problem. The company had two factories: one to manufacture surface mound circuit boards and another to assemble the final product. The company requested that Ansys - DfR perform an audit of their manufacturer’s processes in both factories to ensure quality. / Appr o a c h First, we performed an audit of factory No. 1. Because the initial suspicion was that the issue was with conformal coating, we first inspected materials used, followed by their application and c

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