Hello there and welcome to Just Answer. My name is ***** ***** I will be assisting you today. I am an engineer with over 30 years of electrical and electronic training, repair and installation experience. I will try and answer your question accurately and precisely so that we can get you on your way.
I need to gather some more information from you in order to help.
What is the make and model of your stereo?
Ok. You will need to call Sony in the morning at(###) ###-####to speak with a customer service representative. You will need the serial number of the radio. They may ask you for proof of ownership also. I cannot unlock it for you. I am sorry.Please let me know if you need further assistance.