Date of event and d4:udi section are unknown, no information has been provided to date.The device was received and inspected.Investigation confirmed the calibration issue and traced it to an outdated and faulty pcb (printed circuit board) unit.A dhr (device history review) review determined the device was manufactured in 2005 and has not received service since that date.Issue is attributed to age and condition of the device.No action taken due to the age and condition of the device.It was deemed beyond economical repair and it will be scrapped.
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