I'd certainly try Cricut's web site--they seem to have a decent support section computer with forums like Apple's"
http://www.cricut.com/home/support
Not knowing squat about that device other than that is sounds cool, I can say that such a message means the computer cannot suppply all teh power the device eemands. Thisngs to try:
<> If you are running on battery power when the message appears, try plugging your computer to wall power.
<> Get a powered USB hub. This tye comes with a separate power supply and will correct such low-power issues 95 percent of the time. Getting a USB hub without its own power supply won't help. Here is a web link to one that is proper for your task:
http://eshop.macsales.com/item/Newer%20Technology/USB2HB7PRO/
EDIT: You out-typed me again, Frank! 😎