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Re: My mods for curing 5V USB/7805 problems on Sanguinololu 1.3a

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Ooops! Of course not. Mine is removable on a socket...

With no power connected, you could try to measure the resistance from all possible output pins (1-8, 14-20, 21-29) to GND and 5V (any why not 12V, too) and see, if you find a short somewhere.

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