I've done that TONs of times... And thats why I am frustrated, because there are many people which have the same problem, and nobody from the suppliers, MS or LENOVO in my case say anything.I just bought an USB dongue to try as well, and the behavior is the same, which makes me suspect that it...
I have this 2 itens, but for me, it is a Thinkpad Enhanced instead of your ASUS. My problem is that there are 2 other itens as Bluetooth Peripheral Device with a ! triangle under Other devices... Apparently, these are not being recognized, but they were prior to the application of Service Pack...