Mike, Will this cable work? http://www.usbgear.com/usa/item_288.html I'm finally going to get this update done. yes, that's exactly what I used. (though mine cost me about 3 bucks) on the sms1 software update, there are two choices, mine worked on com6 (after trying many times on the first choice) hint: if the sms1 display is flashing, it's working :D