Changing the Administrator Password at the Control Panel
If you have not changed the administrator password, you can continue to access the administrator functions at the control panel using the default administrator password. The default administrator password is the device serial number.
To change the administrator password at the control panel:
1. At the control panel touch screen, touch Device, then touch Tools.
2. Touch Security Settings > Change Admin Password.
3. To change the password, type the old password. All passwords are case-sensitive.
4. Type the new password, then retype the new password.
5. Touch OK.