http://direct.motorola.com/hellomoto...20Data%20Cable
But, be sure to read the disclaimer:
During the software update, all third-party media, including but not limited to, music, pictures, ringtones, and screensavers, will be deleted. You will need to reload all third-party media after the software update. Third party applications and some custom settings CANNOT be automatically restored after the device has been updated. Please note that during the update, you will have the opportunity to save your personal data.