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Originally Posted by bigbop
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I finally found the engineer who knew how to set the temperature profile on the BGA rework machine: http://www.ape.com/flomaster_z.html
I'll try to remove the CPU on Friday.
One interesting thing I found was that pins 20 & 24 seem to be capacitively coupled to something. Don't know what yet and I don't want to speculate (but it would be nice to have a stereo line input) :) but I'm not speculating 
As I stated earlier, I have to do this at work when I have some spare time so please be patient.
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Time ago I read somewhere in the web the time and temperature to set to a home oven to remove BGA chips
:icon_rofl