iPod: "Storage device was not properly put away" Alert When You Disconnect FireWire Cable

When FireWire disk mode is turned on, an alert box appears if you disconnect iPod without first choosing Put Away (Mac OS 9) or Eject (Mac OS X) from the File menu, or clicking the eject button in iTunes.
Symptom

When you disconnect iPod's FireWire cable, an alert box appears with one of these messages:
Solution

You should always put away iPod's hard disk icon before disconnecting the FireWire cable. Follow these steps.

Mac OS 9Mac OS X 10.1
Published Date: Feb 18, 2012