The Apple iPod may experience technical problems such as turning off and on at random. It is important to note what the iPod does after it turns back on. The main cause of your iPod malfunctioning may be determined by the device's behavior after being powered on.
One simple reason may be that the iPod is not fully charged. Try to see if the battery light is fully charged when it turns back on. The device may turn off briefly to conserve power and turn back on since it is not properly turned off. If the only thing that appears on the screen is the Apple icon and the main menu does not load, you may need to restore the system. Restore
b> Apple admits that some iPod products may suffer from software problems. If this happens, the iPod needs to be restored, or re-booted. Apple suggests putting the iPod into disk mode. Once you press the initialize disk option on the disk mode screen, the system will restore itself. Consequences
b> All data will be lost if you restore the system. Apple recommends that you have a back up file for all your iPod data before restoring the iPod. How to reset iPod http://support.apple.com/kb/ht1320?viewlocale=en_us
iPod only shows an Apple logo and doesn't start up http://support.apple.com/kb/TS1399?viewlocale=en_US