Mirror Aid: A Traceability Experiment That Didn’t Go Perfectly — But Still Mattered
Why I Tried This In our SMT line, we faced a simple but critical problem: some PCBs are only laser-marked on the bottom side.Our MES, however, requires laser markings on both sides for full traceability across stations. We explored a proper fix — installing bottom-side scanners — but the investment was steep (RM4,800 per line) […]
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