TroubleshootingEvent and alert messagesLenovo Storage devicesFQXST0442WOn this pageFQXST0442W : Power-On Self Test (POST) diagnostics detected a hardware error in a UART chip.Power-On Self Test (POST) diagnostics detected a hardware error in a UART chip.SeverityWarningServiceable with logYesAutomatically Notify SupportYesUser ActionReplace the controller module that logged this event.Give documentation feedback