PCB Server Board Functional Test: What Comes Before Volume A lot passed inspection and shipped. Three weeks later a customer reported joints that had cracked in the field, and the review that followed was not about the solder alone: it ended at a decision taken long before the line ever…

PCB Server Board Double Sided Assembly: Field Data and Reality A lot passed inspection and shipped. Three weeks later a customer reported joints that had cracked in the field, and the review that followed was not about the solder alone: it ended at a decision taken long before the line…

PCB Server Board Design Outsourcing: What Comes Before Volume A lot passed inspection and shipped. Three weeks later a customer reported joints that had cracked in the field, and the review that followed was not about the solder alone: it ended at a decision taken long before the line ever…

PCB Server Board Testing: A Buyers Checklist A lot passed inspection and shipped. Three weeks later a customer reported joints that had cracked in the field, and the review that followed was not about the solder alone: it ended at a decision taken long before the line ever started. Most…

PCB Multilayer Board Maintenance: A Buyers Checklist The first run was twenty boards, built to prove the design. By the time the order grew to five hundred, the program had been edited twice and one driver chip had been replaced with a substitute. The question that always follows is whether…

PCB Multilayer Board Via: Reading the Line Data A lot passed inspection and shipped. Three weeks later a customer reported joints that had cracked in the field, and the review that followed was not about the solder alone: it ended at a decision taken long before the line ever started.…

PCB Multilayer Board Profiling: The Details That Decide the Lot A lot passed inspection and shipped. Three weeks later a customer reported joints that had cracked in the field, and the review that followed was not about the solder alone: it ended at a decision taken long before the line…

PCB Multilayer Board ENIG Finish: The Details That Decide the Lot A lot passed inspection and shipped. Three weeks later a customer reported joints that had cracked in the field, and the review that followed was not about the solder alone: it ended at a decision taken long before the…

PCB Multilayer Board Cold Solder Joint: What the Line Data Shows Two quotations arrive for the same board. One is cheaper, one is more expensive, and the documents look almost identical. The difference usually hides in details nobody discussed: how PCB multilayer board cold solder joint is handled, which checks…

PCB Multilayer Board Conformal Coating: Reading the Line Data The first run was twenty boards, built to prove the design. By the time the order grew to five hundred, the program had been edited twice and one driver chip had been replaced with a substitute. The question that always follows…