I didn't take off the back plate or cooler, but I couldn't find one or labeled, in either case I couldn't find one. However, it seems that the fan speed only correlates to the first point on the left of the fan curve. I have sent it back for a replacement. Loons are migrating through Southeastern Idaho April 27, , pm. Might have something to do with the NH-D15 splitter, will soon try another header, starts to be pretty annoying.
nest...