There is nothing in IPC about this, that I know of, and I have looked! From my experience,
"standard" that most board shops build to is 15-20% of the array quantity can be X'ed-out,
unless otherwise noted at the time of quote rfq/po.

kb



Larry Koens wrote:

> Is there any type of standard that everyone uses in terms of accepting
> "X out" or bad boards from a board fab house? Is there a certain
> percentage of bad boards that are allowed in a panel or lot? I looked
> though the IPC 600 book and did not see anything on this subject.
>
> Thanks,
>
> Larry
>
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