(b)(4).The previous repair record for ultra duo flex fluid cart serial number (b)(4) was reviewed and noted no related non-conformances, requests for deviation (rfd) or any other issues with the repair.The previous repair record review found no issues with the device after repair and all verifications, inspections and tests were successfully completed.Using crm to query for serial number (b)(4), the device was noted to have been previously repaired 4 times, the previous repair being for the motor mounts on (b)(4) 2019.This is not associated with the current repair.Thus, this repair was a non-related issue.On (b)(6) 2019, it was reported from (b)(6) hospital that the unit monitor was not working.On (b)(6) 2019, a zimmer biomet authorized service technician was contacted and dispatched to be at the site.Upon investigation, the technician confirmed the reported event.He discovered multiple display errors.He found that the blue communication cable got crushed and copper wire was showing.He replaced display kit and display comm cable, tested unit, and returned unit to service.The unit was tested, inspected, and repaired.Based on the information provided, the root cause of the monitor not working was due to an exposed copper wire.An exposed or damaged wire can cause an error to be displayed on the monitor.The reported event was confirmed during inspection of the device and the device was noted to be functioning as intended after the monitor and cable were both replaced.The investigation was based on the information that was provided initially and any information that was obtained throughout the follow-up process.
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It was reported that the unit monitor was not working.Service tech found the display cable and the monitor to not be working, replaced display and display comm cable, tested unit, unit returned to service.Investigation identified an exposed copper wire.The event occurred before surgery.No adverse events were reported as a result of this malfunction.
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