audio muted at the monitor controller, so no audio signal at the monitor. still, a sudden loud "chunk" and the power light went out. suspect the power supply ... with some many tools and toys, one almost always requires maintenance ...
thought I'd tell the world and share my misery ;-) ... I got Adams to back me up but I hardly know them, ... and now I need to fiddle with cables again, like I hadn't pulled enough cables this summer