HT4895: Using your Apple ID for Apple servicesLearn about Using your Apple ID for Apple services
Currently Being ModeratedJul 11, 2013 6:51 PM (in response to alan thai)
Locked Out, Forgot Lock or Restrictions Passcode, or Need to Restore Your Device
Forgotten Restrictions Passcode Help
You will need to restore your device as New to remove a Restrictions passcode. Go through the normal process to restore your device, but when you see the options to restore as New or from a backup, be sure to choose New.
Also, see iTunes- Restoring iOS software.