>I was starting to wonder how they might have installed that QFP without a
>cover. It would be possible to hand solder such a chip, instead of using
>an automated hot air system, but hand soldering that size of QFP would not
>be an easy task, and there would be a serious risk of flux contamination
>of the die. I really haven't seen too many chips that used a clear cover,
>and I'd guess they were still debugging/testing that particular chip.
I really had to turn the system slowly in the light to see
that there was something covering the whole chip. It was very
difficult to spot.
Jeff
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Received on Thu May 23 2002 - 04:08:37 BST