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Internal complaint reference case-(b)(4).The reported device, intended for use in treatment, was received for evaluation.There was a relationship found between the returned device and the reported incident.Visual inspection observed the front bezel is damaged.A functional evaluation revealed the unit does not recognize the nem or return ground.The complaint was confirmed and a root cause has been associated with an electrical component failure.Factors, unrelated to the manufacturing and design of the device, which could have contributed to the reported event, include a defective rf pcb, a damaged nem cable or a nem circuit failure.No containment or corrective actions are recommended at this time.
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