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July 2004

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Subject:
From:
Brian Ellis <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Sun, 25 Jul 2004 10:39:53 +0300
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No, it is not unusual and I've recommended it as standard procedure for
donkey's years. This is especially important on HASLed boards, but it
may also detect other anomalies such as poorly cured solder mask.

Many companies specify required cleanliness levels before applying
solder mask, as well, but you cannot control that after delivery!

Brian

Peter Lee wrote:

> Is it unusual in standard practice to perform cleanliness verification
> (audit) on bare pcbs at incoming, prior to starting the manufacturing build?
>
> Rgds,
> Peter
>
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