Subject: | |
From: | |
Reply To: | TechNet Mail Forum. |
Date: | Sat, 1 Nov 1997 10:33:47 -0500 |
Content-Type: | text/plain |
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John,
See below.
Bev Christian
Nortel
>----------
>From: [log in to unmask][SMTP:[log in to unmask]]
>Sent: Friday, October 31, 1997 5:06 AM
>To: [log in to unmask]
>Subject: [TN] Component Shelf Life
>
> All,
>
> 1. Are a majority of the Manufacturers or OEMs receiving components
> through Receiving with parts that have date codes as old as 9531?
NO!
> 2. Does anyone check the date codes of components as part of their
> Incoming Inspection?
> YES
> 3. If older than 12 months, how are you approaching the solderbility
> issues? Are you dispositioning the parts for rework, return to
> vendor or Use As Is?
> Use as is. I folder than 18 months do a solderability test.
> 4. Is it typical to receive components with date codes older around
> 9531, 9644, 9540, etc from the suppliers/distributers?
> Very unusual to get parts older than 9601
> 5. I've identified that some components that are very old (typ. older
> than 12 months) are having solderability defects (very random). I
> am having my Incoming Inspection identify the old components
> through an Expired Parts List. This sometimes helps me when
> identifying defects in mfg. Does anyone have a better method?
> No
> 6. I'm not sure thie method is benefiting like I would want it to.
>
> Any input is appreciated.
>
> John Gulley
> Inet Inc.
> "A Smarter Vision"
> www.inetinc.com
>
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