Back to the Southern Hemisphere Commodore 128DCR

Pretty sure this will end up as one of my longest-term restoration projects, but I'm back in the Southern Hemisphere for a little while to visit my wife's side of the family and giving me another opportunity to see if we can make progress on our defective PAL 128DCR , my favourite Commodore 8-bit. When we left it last Christmas, it had an obviously defective U19 colour RAM and the serial bus…