Faulty external HDD 500BPCK5000ABK-EESN (USB3.0, 2.5 ") Elements SE Portabl. Did not know that the warranty is not over and to determine the causes damage to yourself opened the cabinet. Astrakhan in this unit can not be repaired. Prompt, where you can ask for help to recover information stored on this external drive?
Warranty for that drive 1 year, but you likely killed it when you opened it.
Recovery? Try Ontrack or Drive Savers.