On Mon, 27 Jun 2011, M. Steven Ginn wrote: > Just to offer a bit more clarity about this product. After reading further down the web page, it states that it is compatible with any port multiplier but with the Sil3726, it will show an extra drive / partition: > > Support connecting multiple eSATA storage devices as individual drives to any system, similar to a USB hub, when used with any port multiplier. For individual drive application, device connected to the Port Multiplier must be all hard drives or all optical drives. Port Multipliers based on the Sil3726 or 4726 will have an additional non-functional drive volume visible in disk management. Yes, that does explain the problem. > The raid tower I am trying to connect to is the Sans Digital TR5M and does use the Sil3726 port multiplier. I guess I either get a firmware upgrade from Addonics or find another esata raid tower with the Jmicron PM. Back to the drawing board. Good luck! Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html