Investigation results: the device was not provided for investigation.Therefore a investigation of the device itself was not possible.The device quality and manufacturing history records (dhr) have been checked for the available lot number and the products found to be according to our specification valid at the time of production.There are no similar complaints against the same lot number(s) with this error pattern.Based on the provided information and without a product for investigation, a clear conclusion can not be drawn.Based on the information received, the device was maintenanced at a third party service.For this reason we cannot guarantee a proper funvtion of the device.
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