(b)(4).The device was returned and the evaluation is complete.The event history log review showed no keystrokes, programming, or use related events that indicated and/or contributed to the reported issue.A service history review revealed no indication that the parts replaced during servicing caused or contributed to the reported event.Internal and external inspection was performed and no issues were noted.Electrical testing was performed and passed.A short simulated therapy was successfully performed and passed.Functional testing was performed.The reported problem was confirmed due to slight burnt discoloration on the power supply under the power supply shield.Power supply was replaced to solve the issue.The cause was determined to be a hardware problem.Should additional relevant information become available, a supplemental report will be submitted.
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