A ventilator was returned to the manufacturer for service.There was no harm or injury reported.During the evaluation of the device at the manufacturer's service center, a "service required" code was found in the ventilator's downloaded error log.The device's internal battery was replaced to address the issue.During evaluation, the device failed a test step for nurse call during testing.The device's interface board needs to be replaced to address the issues.The device was returned unrepaired per customer request.
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