Inspect appearance of parts with all directional view using 3D microscope .Referring to part appearance abnormal test such as Mixed-up , Model name , Lot Number , Scratching , Crack , Re-marking , Marking Misspellings/Uneven/Faded , Copper exposing ,Oxidization , Discoloring , Black Topping and Pin 1 Dimple .

Visual inspection checks appearance of parts to find out whether they match with the original brand parts' and with the standard of antistatic and humidity.