If you don't mind reading stuff on a computer, then I'd suggest just googling for tutorials online. While they might not be as structured as a book, end to end, they generally give more tips / tricks, as well as cover a wider variety of topics.
There are some very structured tutorials out there btw.
I "read" or begun reading a couple of those, for Photoshop and InDesign, and generaly they go over sooo much information and I dear to say you are wasting 3/4 of your time even if your completely new to the program. Do as Moridin said, read guides, tips and tutorials made by "un-professionals" (typicaly they know more about the program than the creators do).
It'll be good practice at least, I did a bunch of practice boards the last few weeks but that's a bit different than actual repair. It's pretty obvious what's going on with those, so it's not very hard to trace the leads, and they aren't designed with faults so
Site is peaking on traffic for the recipes - Sundays are always the big days and we are 200 plus unique visitors an hour right now and it will be like that probably be around 3000 total on the site all day maybe more if Google desires it LOL
Anyway I have a power bench that I don't actually know how to use, but I'm assuming I can take the battery out and power it directly from that to see if any of them turn on.
If you had kids like me that grew up in that era you could just go to your closet and fish out one of the cords from the cord bag. I bet I have everyone of those cord connectors plus some