Lenovo System x3550 M5 - Network Connection Problems

Table15.Monitorandvideo'ssymptomsandactions(continued)
•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”onpage33)withthecorrectlanguage.
2.Reseatthemonitorcable.
3.Replacethecomponentslistedinstep2oneatatime,intheordershown,
restartingtheservereachtime:
a.Monitorcable
b.Videoadapter(ifoneisinstalled)
c.Monitor
d.(Trainedtechnicianonly)Systemboard
Networkconnectionproblems
Usethisinformationtosolvenetworkconnectionproblems.
Table16.Networkconnectionproblemsandactions
•FollowthesuggestedactionsintheorderinwhichtheyarelistedintheActioncolumnuntiltheproblemis
solved.
•Ifanactionstepisprecededby“(Trainedtechnicianonly),”thatstepmustbeperformedonlybyatrained
technician.
•GototheSupportWebsiteathttp://www.lenovo.com/supporttocheckfortechnicalinformation,hints,
tips,andnewdevicedriversortosubmitarequestforinformation.
SymptomAction
Theserverwillnotconnectto
thenetwork.
1.Ifthenetworkadapterisnewlyinstalled,verifythatitissupportedbytheserver
(seehttp://www.lenovo.com/serverproven/).
2.Verifythenetworkadapterslotpowerstateandconfiguration(see“Usingthe
SetupUtility”onpage36).
3.Checktomakesurethattheserverisproperlyconnectedtothenetworkand
thatthereisnodamagetothenetworkcables.
4.Checkthefirmwaredevicedriver.
5.ChecktheRetainTipsforrelatedissuesontheSupportWebsiteat
http://www.lenovo.com/support.
Theserverintermittentlylooses
connection.
1.Verifythatthenetworkrouterorswitchisoperatingproperly.
2.Checktomakesurethattheserverisproperlyconnectedtothenetwork.
3.Checkthefirmwaredevicedriver.
Chapter3.Troubleshooting79