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May 2001

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Subject:
From:
Tom Parkinson - Quality System Manager <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Fri, 11 May 2001 16:56:54 -0400
Content-Type:
text/plain
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text/plain (51 lines)
The key phrase you use is "testing will confirm if the component is the
correct one."  Automated testing is a viable alternative to visual
inspection - IPC-A-610-C  1.6

As a secondary check, I would also look at the reel the parts to verify
per the label.

Tom

> "PERALTA, Kevin (BREA)" wrote:
>
> We have a situation at our facility in which I feel two inspectors are
> correct from two perspectives. I would like to ask members to submit
> situations and, or fixes to the following:
>
> IPC-A-610 does not mention acceptance criteria for component location
> & identification for components that are too small to identify (e.g.;
> SMT). One inspector does not want to accept something by faith, and
> there's no callout for the ID of a component on an electronic assembly
> that is too small to identify on our blueprint. He would like to
> reject them, and let MRB disposition the rejection, which I feel is
> correct.
>
> Our other inspector will still accept the assembly on the basis that
> testing will confirm if the component is the correct or incorrect one.
>
> From a production supervisor's perspective, the latter is preferred.
> But, from a Quality perspective, the former process should be
> followed. There is no mapped out process for this situation. I
> actually had an engineer tell one of our inspectors, "that if it was
> the wrong component, it would not fit in it's place on the assembly"
> (I think we shipped him off to Alaska)!
>
> I'd appreciate any response sent to me, and would invite any questions
> concerning such situations. Thank you!
>
> Kevin L. Peralta
> Class "A" Instructor
> Senior Quality Systems Analyst
> TRW Aeronautical/Lucas Aerospace

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