HT1339: Restoring iPod to factory settingsLearn about Restoring iPod to factory settings
Currently Being ModeratedOct 10, 2012 5:58 AM (in response to gangsta2z)
You'll need to connect the device to iTunes and restore it. If iTunes doesn't recognize the iPod still, try manually placing it in recovery mode first and then performing the restore in iTunes. See this article for instructions on putting the iPod into recovery mode.