Hi Anthony, thanks for a prompt reply! I am thinking of doing this as well as visiting an old buddy who is an electronics guy... retired, but maybe I can talk him into it? I will keep you posted. Yes I saw the diagrams ... I'll print those off as it might help the electronics man decide to try.I use...

Anthony Flack wrote:Did I say the power supply was all right? Not really. I went to check the power lines on the PGM (CPU) board, only to find the -10v line was dead again. Yup, the fuse was blown again. I disconnected all the boards from the power supply board, replaced the fuse and fired up the po...