Hi Joe,
For the record, most computers only need one of the two USB plugs attached - some older systems that can't supply the necessary amount of power through one port will need two.
For more information on Hard Drive Troubleshooting please refer to our page:
http://www.pgmusic.com/tutorial_hd-troubleshoot.htmIf it's still not working after following that guide, please drop us a line at
sales@pgmusic.com, or call us at 1-800-268-6272 and we'll get the replacement procedure going as soon as possible for you.
Best regards,
Will