Personal Computer User Manual

Harddiskdriveproblems
Selectyoursymptomfromthefollowinglist:
•“SomeorallharddiskdrivesmissingfromtheSetupUtilityprogram”onpage89
•““NoOperatingSystemFound”messageorthesystemnotstartingfromthecorrectharddiskdrive”
onpage89
SomeorallharddiskdrivesmissingfromtheSetupUtilityprogram
Symptom:SomeorallharddiskdrivesmissingfromtheSetupUtilityprogram
Actions:
•Ensurethatallharddiskdrivesignalcablesandpowercablesareconnectedcorrectly.See“Installingor
replacingaharddiskdrive”onpage40
.
•IfyourcomputerisinstalledwithSASharddiskdrives,ensurethattheSASharddiskdriveenablement
module(onetothreeharddiskdrives)ortheLSIMegaRAIDSASadapterisinstalled.
Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,seeChapter12“Gettinginformation,help,andservice”onpage101.
“NoOperatingSystemFound”messageorthesystemnotstartingfromthecorrect
harddiskdrive
Symptom:“NoOperatingSystemFound”messageorthesystemnotstartingfromthecorrectharddiskdrive
Actions:
•Ensurethatallharddiskdrivesignalcablesandpowercablesareconnectedcorrectly.See“Installingor
replacingaharddiskdrive”onpage40
.
•EnsurethattheharddiskdriveyourcomputerstartsfromislistedasthestartupdeviceintheSetupUtility
program.See“Selectingastartupdevice”onpage67.
•IfyouareusingRAID,ensurethatyouhaveconguredthedrivescorrectly.SeeChapter8“Conguring
RAID”onpage71.
Note:Inrarecases,theharddiskdrivewiththeoperatingsystemmightgetcorruptedordamaged.Insuch
cases,youmightneedtoreplacetheharddiskdrive.See“Installingorreplacingaharddiskdrive”onpage
40.Additionally,youmightneedtorecoverthedataontheharddiskdrive,orrestoretheharddiskdriveto
thefactorydefaultstate.See“UsingtheRescueandRecoveryworkspace”onpage59formoreinformation.
Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,seeChapter12“Gettinginformation,help,andservice”onpage101.
Intermittentproblems
Symptom:Aproblemoccursonlyoccasionallyandisdifculttorepeat.
Actions:
•Verifythatallcablesandcordsaresecurelyconnectedtothecomputerandattacheddevices.
•Verifythatwhenthecomputerison,thefangrillisnotblocked(thereisairowaroundthegrill),andthe
fansareworking.Ifairowisblockedorthefansarenotworking,thecomputermightoverheat.
•IfSCSIdevicesareinstalled,verifythatthelastexternaldeviceineachSCSIchainisterminatedcorrectly.
(SeeyourSCSIdocumentation.)
Chapter11.Troubleshootinganddiagnostics89