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| From [log in to unmask] Thu Sep 26 14: |
17:22 1996 |
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Vernon,
Why have you chosen to test this way over AOI.
Is it because you are testing via integrity?
How does the extra work involved in building test fixtures impact your
production?
Regards
John Parsons
Circuit Graphics Ltd.
> ----------
> > From: Vernon Pursley <[log in to unmask]>
> > To: [log in to unmask]
> > Subject: re: fab:Electrical Test of Inner Layers
> > Date: Wednesday, September 25, 1996 10:15 AM
> >
> > We recently started electrically testing thin core buried via layers on
> some
> > designs.
> >
> > If your panel sizes are outside of the physical limits of the fixtures,
> you
> > can add non functional tooling holes internal to the panel to insure
> proper
> > alignment to the test pins.
> >
> >
>
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