...
If you are prompted for the password for CISD-EDU then you will need to wipe the iPad. Settings>General>Erase All Contents and Settings
If you are unable to erase the iPad using the steps above, you can erase the Wipe an iPad using iTunesSettings.
If you continue to have issues after trying out these troubleshooting steps please create a help desk ticket and send the iPad in for repair.
...