The device was received for evaluation and an evaluation is complete.A service history review revealed no indication that the parts replaced during servicing caused or contributed to the reported event.The event history log review showed no keystrokes, programming, or use related events that indicated and/or contributed to the reported issue.A visual inspection was performed.Full functional testing, electrical safety testing, calibration and simulated therapy were performed.Initial part of the power cord that enters to the device and the power inlet module was burnt.The sample analysis revealed that the power input fuses were blown, which is an expected device response to an electrical short.The reported condition was verified.No hardware problems were found that could have caused or contributed to the event.The power inlet module and power cord were changed because of the burnt.No damaged was found inside the device.The power supply unit and ac power cable assembly were replaced as proactively.The cause was undetermined.Should additional relevant information become available, a supplemental report will be submitted.
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