basic electronic toolkit? preferrably nontoxic?

[CDR]

Oh okay, that makes a lot more sense, way more complicated then regular headphones! I managed to blow something on an old laptop just after fixing it, so automatic practice creation is something I also have experience in .

[Alphaville]

automatic practice creation is something I also have experience in .

[plantingtheseed]

Found a book that provides a good sense of what troubleshooting electronics will be like:
https://www.amazon.com/Consumer-Electro ... 0070158096
There might be an e-book floating around on the web somewhere.