I replaced the PSU of the //e with another one from "the rarest //e prototype in the world" you can see there (http://www.brutal-deluxe.fr/ videos/) and the first LED was lit with no blinking. That was a nice first step. But, my //e green monitor does not work, my //c monitor is also out of order, pfou... I need to find my //gs monochrome monitor from where it sleeps. antoine