Lenovo System x3500 M4 - Intermittent Problems; Keyboard, Mouse, or USB-Device Problems

Table19.Hypervisor'ssymptomsandactions
SymptomAction
Ifanoptionalembedded
hypervisorflashdeviceisnot
listedintheexpectedboot
order,doesnotappearinthe
listofbootdevices,orasimilar
problemhasoccurred.
1.Makesurethattheoptionalembeddedhypervisorflashdeviceisselectedon
thebootmanager<F12>SelectBootDeviceatstartup.
2.Makesurethattheembeddedhypervisorflashdeviceisseatedintheconnector
correctly(see“RemovingaUSBembeddedhypervisorflashdevice”onpage
270
and“InstallingaUSBembeddedhypervisorflashdevice”onpage271).
3.Seethedocumentationthatcomeswiththeoptionalembeddedhypervisor
flashdeviceforsetupandconfigurationinformation.
4.Makesurethatothersoftwareworksontheserver.
Intermittentproblems
•FollowthesuggestedactionsintheorderinwhichtheyarelistedintheActioncolumnuntiltheproblemis
solved.
•Ifanactionstepisprecededby'(Trainedtechnicianonly)',thatstepmustbeperformedonlybyaTrained
technician.
•GototheIBMsupportwebsiteathttp://www.lenovo.com/supporttocheckfortechnicalinformation,
hints,tips,andnewdevicedriversortosubmitarequestforinformation.
Table20.Intermittentproblemsandactions
SymptomAction
Aproblemoccursonly
occasionallyandisdifficultto
diagnose.
1.Makesurethat:
•Allcablesandcordsareconnectedsecurelytotherearoftheserverand
attacheddevices.
•Whentheserveristurnedon,airisflowingfromthefangrille.Ifthereis
noairflow,thefanisnotworking.Thiscancausetheservertooverheat
andshutdown.
2.Checkthesystem-errorlogorIMM2eventlogs(see“Eventlogs”onpage141).
Keyboard,mouse,orUSB-deviceproblems
•FollowthesuggestedactionsintheorderinwhichtheyarelistedintheActioncolumnuntiltheproblemis
solved.
•Ifanactionstepisprecededby'(Trainedtechnicianonly)',thatstepmustbeperformedonlybyaTrained
technician.
•GototheIBMsupportwebsiteathttp://www.lenovo.com/supporttocheckfortechnicalinformation,
hints,tips,andnewdevicedriversortosubmitarequestforinformation.
Table21.Keyboard,mouse,orUSB-device'ssymptomsandactions
SymptomAction
Allorsomekeysonthe
keyboarddonotwork.
1.Makesurethat:
•Thekeyboardcableissecurelyconnected.
•Theserverandthemonitorareturnedon.
2.IfyouareusingaUSBkeyboard,runtheSetuputilityandenablekeyboardless
operation.
3.IfyouareusingaUSBkeyboardanditisconnectedtoaUSBhub,disconnect
thekeyboardfromthehubandconnectitdirectlytotheserver.
150Systemx3500M4InstallationandServiceGuide