Get the lost ID for 4G Version iPad Air2

The only way to unlock ID is change the 4G version into Wi-Fi version. Of course, the adopt way is easy to operation. As long as we adhere the right way to fill the iPad R0505 resistor on the GPIO_ID signal in a suitable environment.

Following the R0505 resistor-iPad schematic diagrams:

                     Picture 10-14-1

                     Picture 10-14-2

Flash WiFi version firmware, if it's processing normally, WiFi will not be used. There are WiFi address on the iPad but we can not open, it will become gray when opening the WiFi sign.

                     Picture 10-14-3

                     Picture 10-14-4

In front of this kind of situation, we need to replaced a iPad WiFi Chip called 339S0251, so that it can be used normally.

During the repair process, the tools we have to use are solder station, tweezers, solder flux, etc.

Finishing the above replacement of Wi-Fi,installing to test the ipad device. It can work again, ID unlock repairs are ended.