The customer did not request service for the system.The system manufacturing device history record (dhr) was reviewed.Based on qa assessment, the product met specifications at the time of release.With no additional, related information provided, the customer reported event could not be confirmed.The root cause of the reported event cannot be determined conclusively.Data will continue to be monitored for evidence of adverse trending and take further action, as appropriate.The manufacturer internal reference number is: (b)(4).
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