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Issue identified during product analysis.H3: device evaluation summary: medtronic conducted an investigation based on all information received.It was reported that during servicing, this 980 ventilator failed the software download.The device was available for evaluation.While the service personnel (sp) was servicing the 980 ventilator found, the unit failed the software download.Sp replaced the breath delivery (bd) power controller pcba, bd power distribution printed circuit board assembly (pcba), main backplane pcba and main backplane to power controller cable.Also, sp found red light lit in the batteries and replaced them.The ventilator passed all calibrations and tests per manufacturer specifications at the time of service.Batteries were not returned for analysis.The bd power distribution pcba and the main backplane to power controller cable were returned to medtronic for analysis.The components were visually inspected and functionally tested with no malfunction or product deficiency observed.One main backplane pcba was returned to medtronic for analysis.Visual inspection showed no anomalies.The main backplane pcba was attached to the failure investigation test ventilator for analysis.The ventilator was powered up, but failed software download and firmware update failed to upload.One bd power controller pcba was returned to medtronic for analysis.Visual inspection showed no anomalies.The bd power controller pcba was attached to the failure investigation test ventilator for analysis.The ventilator was powered up and the unit passed the extended self test (est) and short self test (sst).Functional testing of the pcba determined that the supercap capacitor (c4) on the bd power controller pcba was faulty.If the c4 were to fail, this could lead to a failure to alarm.The cause of the software download failure issue was isolated to the faulty main backplane pcba.The cause of the secondary alarm failure issue was isolated to a faulty c4 on the bd power controller pcba.Also, the cause of the additional battery red light issue was isolated to the potential fault in the batteries.The event is included in a data monitoring plan.Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.
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