The USB works for the purpose out of the box. I did later pay $40 to [strike] make it difficult for me to ever leave Dish [/strike]activate the EHD function. So my fan with pass thru does not load the port enough to interfere with the EHD.
Thank you for your interest. He is home now. Still on feeding tube, but he's gaining weight and has passed the 98 lb weakling point. Trach came out today. Considering posting his tale in the Pub some day, as a warning to others to [strike]not be stupid [/strike] be proactive in caring for themselves.
Navychop,
Thanks for the info and glad to hear your son is improving.
Ghpr13