Lenovo System x3650 M5 - Nx-Boot Failure

Nx-bootfailure
UsethisinformationforNx-bootfailure.
Configurationchanges,suchasaddeddevicesoradapterfirmwareupdates,andfirmwareorapplication
codeproblemscancausetheservertofailPOST(thepower-onself-test).Ifthisoccurs,theserverresponds
ineitherofthefollowingways:
•TheserverrestartsautomaticallyandattemptsPOSTagain.
•Theserverhangs,andyoumustmanuallyrestarttheserverfortheservertoattemptPOSTagain.
Afteraspecifiednumberofconsecutiveattempts(automaticormanual),theNx-bootfailurefeaturecauses
theservertoreverttothedefaultUEFIconfigurationandstarttheSetupUtilitysothatyoucanmakethe
necessarycorrectionstotheconfigurationandrestarttheserver.Iftheserverisunabletosuccessfully
completePOSTwiththedefaultconfiguration,theremightbeaproblemwiththesystemboard.
TospecifythenumberofconsecutiverestartattemptsthatwilltriggertheNx-bootfailurefeature,inthe
SetupUtility,clickSystemSettings➙Recovery➙POSTAttempts➙POSTAttemptsLimit.The
availableoptionsare3,6,9,and255(disableNx-bootfailure).
Chapter3.Troubleshooting111