Lenovo ThinkServer TD350 Manual de usuario Pagina 185

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Memorymoduleproblems
Followthesuggestedactionsforthecorrespondingsymptomintheorderinwhichtheyarelisteduntilthe
problemissolved.Ifnoneoftheseactionssolvetheproblem,see“Troubleshootingprocedure”onpage167
forthesubsequentstepsyoushouldcheckafterusingtheinformationinthistopic.Iftheproblemstillcannot
besolved,seektechnicalassistance.SeeChapter8“Gettinginformation,help,andservice”onpage173.
Notes:
1.Ifyouareinstructedtoremove,install,orreplaceanyCRUs,refertotherelatedprocedureinChapter
6“Replacinghardware”onpage63.
2.Ifanactionstepisprecededby“(Trainedservicetechnicianonly),thisactionstepisreservedfora
trainedservicetechnicianandmustbeperformedonlybyatrainedservicetechnician.
Symptom
Action
Theamountofsystemmemorythatisdisplayedisless
thanthetotalcapacityoftheinstalledphysicalmemory
modulesandyoususpectamemorymoduleproblem.
1.Ensurethat:
Allmemorymodulesarethecorrecttype
supportedbytheserver.See“Features”onpage
8
.
Youfollowthememorymoduleinstallationrules.
See“Memorymoduleinstallationrules”onpage
76.
Allmemorymodulesareseatedcorrectlyand
securely.
Thesystemfirmwareisup-to-date.
2.Ifyouhaveanydiagnosticprograms,runthe
diagnosticprogramstotestthememorymodules.
3.Reinstallthememorymodules.
4.Replacethesuspectmemorymodules.
5.(Trainedservicetechnicianonly)Replacethesystem
board.
Keyboard,mouse,orUSBdeviceproblems
Followthesuggestedactionsforthecorrespondingsymptomintheorderinwhichtheyarelisteduntilthe
problemissolved.Ifnoneoftheseactionssolvetheproblem,see“Troubleshootingprocedure”onpage167
forthesubsequentstepsyoushouldcheckafterusingtheinformationinthistopic.
Symptom
Action
Allorsomekeysonthekeyboarddonotwork.1.Ensurethat:
TheUSBkeyboardcableissecurelyconnected
toaUSBconnectorontheserver.IftheUSB
keyboardisconnectedtoaUSBhub,disconnect
thekeyboardfromthehubandconnectitdirectly
totheserver.
Nokeysarestuck.
TheUSBcontrollerisenabledintheSetupUtility
program.See“UsingtheSetupUtilityprogram”
onpage51
.
2.Restarttheserver.
Chapter7.Troubleshootinganddiagnostics171
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