Lenovo System x3550 M4 - Network Connection Problems

•FollowthesuggestedactionsintheorderinwhichtheyarelistedintheActioncolumnuntiltheproblemis
solved.
•Ifanactionstepisprecededby“(Trainedtechnicianonly),”thatstepmustbeperformedonlybyatrained
technician.
•Gotothesupportwebsiteathttp://www.lenovo.com/supporttocheckfortechnicalinformation,hints,tips,
andnewdevicedriversortosubmitarequestforinformation.
SymptomAction
3.Replacethecomponentslistedinstep2oneatatime,intheordershown,
restartingtheservereachtime:
a.Monitorcable
b.Videoadapter(ifoneisinstalled)
c.Monitor
d.(Trainedtechnicianonly)Systemboard.
Wrongcharactersappearon
thescreen.
1.Ifthewronglanguageisdisplayed,updatetheserverfirmwaretothelatestlevel
(see“Updatingthefirmware”onpage93
)withthecorrectlanguage.
2.Reseatthemonitorcable.
3.Replacethecomponentslistedinstep2oneatatime,intheordershown,
restartingtheservereachtime:
a.Monitorcable
b.Videoadapter(ifoneisinstalled)
c.Monitor
d.(Trainedtechnicianonly)Systemboard.
Networkconnectionproblems
Usethisinformationtosolvenetworkconnectionproblems.
•FollowthesuggestedactionsintheorderinwhichtheyarelistedintheActioncolumnuntiltheproblemis
solved.
•Ifanactionstepisprecededby“(Trainedtechnicianonly),”thatstepmustbeperformedonlybyatrained
technician.
•Gotothesupportwebsiteathttp://www.lenovo.com/supporttocheckfortechnicalinformation,hints,tips,
andnewdevicedriversortosubmitarequestforinformation.
SymptomAction
Unabletowaketheserver
usingtheWakeonLANfeature.
1.Ifyouareusingthedual-portnetworkadapterandtheserverisconnectedto
thenetworkusingEthernet5connector,checkthesystem-errorlogorIMM2
systemeventlog(see“Eventlogs”onpage133),makesure:
a.Fan3isrunninginstandbymode,ifEmulexdualport10GBase-Tembedded
adapterisinstalled.
b.Theroomtemperatureisnottoohigh(see“Serverfeaturesand
specifications”onpage6).
c.Theairventsarenotblocked.
d.Theairbaffleisinstalledsecurely.
2.Reseatthedual-portnetworkadapter(see“Removingthedual-portnetwork
adapter”onpage238and“Replacingthedual-portnetworkadapter”onpage
239).
3.Turnofftheserveranddisconnectitfromthepowersource;then,wait10
secondsbeforerestartingtheserver.
Chapter4.Troubleshooting147