We have now concluded our investigation for the complaint received.A review of the associated batch manufacturing records did not identify any issue at the point of manufacture which may have caused or contributed to the issue highlighted by the complainant.In addition it can be confirmed that all finished product specification testing was satisfied at the point of release.The returned device was sent to a smith & nephew service centre for a full product evaluation.The device was analysed by our experts and no failure was found with the device.The device performed as expected without issue.This suggests that the reported failure mode was likely caused from the device overheating.To comply with safety regulations this device will fail to charge if it reaches 45°c.This can be caused by the external temperature, how the device is stored and also the heat produced by the device.The device will still carry out npwt at this temperature but will not charge.The temperature of the device can be reduced by storing it in a cooler place, making sure the device is charged prior to use or locking the screen when charging.Due to the fact that the battery could not be charged, the battery alarm was initiated.This alarm is also a safety feature to remind the user that the device may run dead if it is not connected to a power supply.
|