A poltergeist in my machine?

Holm Tiffe holm at freibergnet.de
Tue Sep 8 01:21:37 CDT 2015

Noel Chiappa wrote:

> - and the memory still works fine!
> Does anyone have _any_ idea WTF is going on here?!?!
> I feel like I'm in some sort of AI koan...
> 	Noel

- bad solder joint
- bad via
- thin whisker
- bad wire bonding in the chip

..that are the possibilities come to mind.

I would change the and gate chip and resolder the vias in it's area.
Cleaning both sides of the PCB with a thootbrush and isopropanol
isn a good idea anyways.


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