Unlock mobile phone SonyEricsson R520m and R520mc

Connect the phone powered off, without simcard and good charge of battery to the unlock cable.

Select the model R520m/R520mc in the phone menu, select the interface, the COM port and the baud rate like the next image.

Check the box Clear SP Locks and click the button Do Selected Jobs.

Wait a few seconds while the software is working.

After this process the phone is unlocked.