Instructions
Go to the official Sony support website and agree to the terms of the repair agreement.
Click the button next to "Select your model number." Click the Sony PlayStation 3 model you have from the list that comes up. The model number is located on the Sony PS3 retail box.
Enter the serial number in the space directly below where you selected the PS3 model number.
Click the "Continue" button to track the progress of your PS3 service status. Once the PS3 is received by Sony, repairs take anywhere from one to three weeks.