The device history records for the sam 360p device were reviewed and this confirmed that all manufacturing and quality checks and test had been successfully completed.The review revealed no rework was conducted and no concessions/deviations related to the issue were identified.The sam 360p passed ¿out qat from heartsine technologies on the 31st october 2016.During the investigation, the speaker was measured and was found to have failed.This had resulted in the device failing to issue audio prompts, as per the reported fault.This sam 360p had been tested and passed h017-014-103 on the 31st october 2016.This would indicate that the speaker assembly was working at this time before deteriorating after despatch from heartsine.Failure of the returned speaker may have been due to a process defect during the manufacture of the speaker assembly resulting in a latent failure.Alternatively, the fault may have occurred due to the device being subject to external mechanical influences (i.E.Vibrations or impact).The failure of the speaker did not affect the unit¿s ability to successfully deliver the test therapy sequence, as demonstrated during the investigation, as the device continued to prompt therapy via the instructional leds.It is the policy of heartsine not to refurbish devices which have been returned from the field, after investigation, therefore this device shall be scrapped and replaced with a sam 360p.
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