Others: Recognize Fail.
Icon Trouble Shooting StepCauseSolutionParts1USB cable defective.Replace the USB cable.USB cable (104-6126-9-SP)2Main broad defective.Replace the main board MBA946. <Video Link>Main board AD345G (004-3609-9-SP)AD345GN (004-3609B-9-SP)AD345GWN (004-3609C-9-SP)