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Helpful answers
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Jul 4, 2012 11:09 PM in response to sach69by Allan Jones,First, try a different USB port. If that doesn't help, confim that the reader still works by trying it on a desktop computer, either Mac or PC.
If it works on a different computer, try some other USb device on your PowerBook to make sure the port in working. If it works with other devices, you may need to put a powered USB hub between the reader and the computer to increase the power available to the reader.