Lenovo ThinkCentre E73z - Recovering OS if Windows 8;8.1 Fails to Start

SomeorallharddiskdrivesmissingfromtheSetupUtilityprogram
Symptom:SomeorallharddiskdrivesmissingfromtheSetupUtilityprogram
Actions:
•Ensurethatallharddiskdrivesignalcablesandpowercablesareconnectedcorrectly.
•Ensurethatyourcomputerisconguredcorrectlytosupporttheharddiskdrives.
–IfyourcomputerisinstalledwithveSATAharddiskdrives,ensurethattheSATAharddiskdrive
enablementmodule(onetoveharddiskdrives)isinstalled.
–IfyourcomputerisinstalledwithSASharddiskdrives,ensurethattheSASharddiskdriveenablement
module(onetoveharddiskdrives)ortheLSIMegaRAIDSASadapterisinstalled.
Iftheseactionsdonotcorrecttheproblem,runthediagnosticprogramLenovoSolutionCenter.See“Lenovo
SolutionCenter”onpage54.Ifyouneedtechnicalassistance,see“LenovoSupportWebsite”onpage31.
“NoOperatingSystemFound”messageorthesystemnotstartingfromthecorrect
harddiskdrive
Symptom:"NoOperatingSystemFound"messageorthesystemnotstartingfromthecorrectharddiskdrive
Actions:
•Ensurethatallharddiskdrivesignalcablesandpowercablesareconnectedcorrectly.
•EnsurethattheharddiskdriveyourcomputerstartsfromislistedastherststartupdeviceintheSetup
Utilityprogram.Referto“Selectingastartupdevice”onpage57.
Note:Inrarecases,theharddiskdrivewiththeoperatingsystemmightgetcorruptedordamaged.Insuch
cases,youmightneedtoreplacetheharddiskdrive.Referto“Replacingthe2.5-inchsolid-statedriveor
hybridharddiskdrive”onpage80and“Replacingthe3.5-inchharddiskdriveorhybridharddiskdrive”
onpage78.
Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage31.
Keyboard,mouse,orpointingdeviceproblems
Selectyoursymptomfromthefollowinglist:
•“Allorsomekeysonthekeyboarddonotwork”onpage42
•“Themouseorpointingdevicedoesnotwork”onpage43
•“Thepointeronthescreendoesnotmovesmoothlywiththemouse”onpage44
•“Thengerprintreaderdoesnotwork”onpage44
•“Thewirelesskeyboarddoesnotwork”onpage44
Allorsomekeysonthekeyboarddonotwork
Symptom:Allorsomekeysonthekeyboarddonotwork.
Actions:
•Verifythatthekeyboardcableissecurelyconnectedtothecorrectconnectoronthecomputer.
•IfyouareusinganEnhancedPerformanceUSBkeyboardandoneormoreoftheRapidAccessbuttons
aretheonlykeysthatarenotworking,thesebuttonsmighthavebeendisabledorhavenotbeenassigned
toafunction.UsethehelpsystemintheEnhancedPerformanceCustomizationKeyboardprogramto
helpdiagnoseproblemswiththeRapidAccessbuttons.
42ThinkCentreE73zHardwareMaintenanceManual