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November 1997

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TechNet <[log in to unmask]>
Subject:
Re: dark gold fingers
From:
"Goldman, Patricia J." <[log in to unmask]>
Date:
Tue, 25 Nov 1997 08:41:00 PST
Reply-To:
"TechNet Mail Forum." <[log in to unmask]>, "Goldman, Patricia J." <[log in to unmask]>
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text/plain (12 lines) 
According to the IPC PE-740 Troubleshooting Guide (Section 10.6.4), a "dark
reddish color" can be caused by 1) too high current density, 2) too low
operating temperature, 3) low gold concentration.  All of these point to
Jan's summary below of "burned gold".

Patty
 ----------
From: Jan Bokhove
To: TechNet
Subject: Re: [TN] dark gold fingers

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