My external disc drive isn t working?

My external disc drive isn t working? - 1
Added (1). I have a Lenovo laptop that doesn't have a disc drive within the laptop itself. However, it came with an external disc drive you plug into a USB port. Lately, I've been using it to input CDs into iTunes for my new iPod. However, all of the sudden, it stopped working. I've tried multiple CDs and none of them work. Every time, the disc drive makes a sort of sound like the disc is hitting the walls of the drive, but there doesn't appear to be anything that can obstruct the disc spinning. Help?

Read more: My external disc drive isn t working?