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SMT007-Nov2021

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money to build the boards and test them." You should have some percentage of that set aside for setting it up for success. e tools, like ASTER and Mentor, are very powerful if you have the right person using them. at can be priceless to have the right people work- ing that tool, guiding your designers, and put- ting that into the project management hands to go to EMS provider one, two or three, where you're looking at cost factors. You need that knowledge base. You must couple it with a de- sign for manufacturing. Oen, you're seeing concerns on access to a board. at's probably the easiest thing to attack. But understand the controllability and setting up the test strategy on the board at the electrical level, I think, is so much more important than just raw access. We're seeing EMS providers, though, who are not always set up for success by their OEM customers. And that's putting it nicely. But they're tak- ing the solution of their assemblies and designs that they're getting and they're creating a test strategy around it. Sometimes it works fabu- lously, and sometimes it falls a little short. Matties: So, the aer the fact test strategies are hit-or-miss? Horner: Yes. You can see a big swing of the bat and you can either hit a home run or strike out. Matties: Right. Now, as the boards continue to become smaller and more complex, what im- pact is that having on test strategies and the equipment that the EMS providers, assem- blers, and test services need to have in-house? Horner: You're seeing a generational gap. Ten years ago, equipment that might have assem-

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