This mdr was generated under protocol (b)(4), as a result of warning letter cms# (b)(4).The original device history record (dhr) is no longer applicable as device was manufactured in 2004.The result of the investigation do not implicate a service process.The device was received for evaluation; device was received with some cracks in the enclosure.The device was manufactured in 2004.Functional test: filled the reservoir tank with water to check for leaks.Device powered on to see if the lcd would turn on.At this point, the pump had powered on, however the lcd was blank, with no display.This confirmed customer reported problem.Blank lcd display was caused by the electronics assembly not working as intended.Device was 15 years old and main board was the old version.Device also had design issue, which was addressed through a corrective and preventative action.Root cause of the issue was deemed to be normal wear and tear.Device was 15 years old.Action(s) taken to mitigate the reported issue(s): replaced the pcb (printed circuit board).
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