Internal file number: (b)(4).Evaluation summary: all available information was investigated and the reported cable break was confirmed.The reported noise (device operates differently than expected) could not be replicated in a testing environment as it was likely a symptom of the cable break.A review of the lot history record revealed no manufacturing nonconformities.Additionally, a review of the complaint history identified no similar incidents reported from this lot.Based on the information reviewed, the noise was due to the cable break; however, a definitive cause for the cable break could not be determined.There is no indication of a product quality issue with respect to manufacture, design, or labeling.
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