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Valutato. / 5. Basato su recensioni clienti
2.FromtheSetupUtilityprogrammainmenu,selectSecurity.
3.Dependingonthepasswordtype,selectSetPower-OnPassword,SetAdministratorPassword,or
HardDiskPassword.
4.Followtheinstructionsontherightsideofthescreentoset,change,ordeleteapassword.
Note:Apasswordcanbeanycombinationofupto64alphabeticandnumericcharacters.Formore
information,see“Passwordconsiderations”onpage56.
Erasinglostorforgottenpasswords(clearingCMOS)
Thissectionprovidesinstructionsonhowtoeraselostorforgottenpasswords,suchasauserpassword.
Toerasealostorforgottenpassword,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Removethecomputercover.
3.LocatetheClearCMOS/Recoveryjumperonthesystemboard.
4.Movethejumperfromthestandardposition(pin1andpin2)tothemaintenanceposition(pin2and
pin3).
5.Reinstallthecomputercoverandconnectthepowercord.
6.Turnonthecomputerandleaveitonforapproximately10seconds.Then,turnoffthecomputerby
holdingthepowerswitchforapproximatelyfiveseconds.
7.Repeatstep1throughstep2.
8.MovetheClearCMOS/Recoveryjumperbacktothestandardposition(pin1andpin2).
9.Reinstallthecomputercoverandconnectthepowercord.
Enablingordisablingadevice
Thissectionprovidesinformationonhowtoenableordisableuseraccesstothefollowingdevices:
USBSetupUsethisoptiontoenableordisableaUSBconnector.WhenaUSBconnectoris
disabled,thedeviceconnectedtotheUSBconnectorcannotbeused.
SATAControllerWhenthisfeatureissettoDisable,alldevicesconnectedtotheSATAconnectors
(suchasharddiskdrivesortheopticaldrive)aredisabledandcannotbeaccessed.
Toenableordisableadevice,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage55.
2.FromtheSetupUtilityprogrammainmenu,selectDevices.
3.Dependingonthedeviceyouwanttoenableordisable,dooneofthefollowing:
•SelectUSBSetuptoenableordisableaUSBdevice.
•SelectATADriveSetuptoenableordisableaSATAdevice.
4.SelectthedesiredsettingsandpressEnter.
5.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage60.
Chapter6.UsingtheSetupUtilityprogram57
- ThinkCentreE93 1
- HardwareMaintenanceManual 1
- ThirdEdition(June2014) 2
- GS-35F-05925 2
- Contents 3
- Chapter1.Aboutthismanual 5
- Chapter2.Safetyinformation 7
- Safetyinspectionguide 9
- Groundingrequirements 10
- Chapter2.Safetyinformation7 11
- .Safetyinformation9 13
- Chapter2.Safetyinformation11 15
- .Safetyinformation13 17
- .Safetyinformation15 19
- Chapter2.Safetyinformation17 21
- ≥18kg≥32kg≥55kg 23
- .Safetyinformation21 25
- Chapter2.Safetyinformation25 29
- Chapter3.Generalinformation 33
- Formachinetype:10AQ 34
- Lenovoprograms 34
- Chapter3.Generalinformation31 35
- LenovoSupportWebsite 36
- Chapter4.Generalcheckout 37
- Basictroubleshooting 39
- Troubleshootingprocedure 40
- Troubleshooting 41
- Audioproblems 41
- NoaudioinWindows 42
- CDproblems 43
- DVDproblems 44
- Intermittentproblems 45
- Harddiskdriveproblems 45
- Monitorproblems 48
- Networkingproblems 50
- Optionproblems 52
- Performanceandlockupproblems 53
- Printerproblems 55
- Serialportproblems 55
- Softwareproblems 56
- USBproblems 57
- Diagnostics 57
- LenovoSolutionCenter 57
- UEFIdiagnosticprogram 58
- Viewingandchangingsettings 59
- Usingpasswords 59
- Passwordconsiderations 60
- Power-onpassword 60
- Administratorpassword 60
- HardDiskPassword 60
- Enablingordisablingadevice 61
- Selectingastartupdevice 62
- EnablingErPLPScompliancemode 62
- ICEperformancemode 63
- ICEthermalalert 63
- ExitingtheSetupUtilityprogram 64
- Chapter7.Symptom-to-FRUIndex 65
- POSTerrorcodes 66
- .Symptom-to-FRUIndex63 67
- Miscellaneouserrorconditions 68
- Undeterminedproblems 69
- Chapter8.Locations 71
- LocatingmajorFRUsandCRUs 73
- LookingupFRUinformation 75
- Locatingpartsonthesystemboard 75
- Locatinginternaldrives 77
- .Locations77 81
- .Locations79 83
- Replacingthemicroprocessor 102
- 2onthemicroprocessor 103
- InstallingorreplacingaPCIcard 104
- Figure34.RemovingaPCIcard 106
- Figure35.InstallingaPCIcard 107
- Replacingthebattery 108
- Replacingthesystemboard 111
- 2ofthemicroprocessorsocket 113
- ReplacingtheWi-Fiunits 114
- RemovingtheWi-Ficardmodule 116
- InstallingtheWi-Fiunits 117
- InstallingtherearWi-Fiantenna 119
- RemovingtherearWi-Fiantenna 120
- Completingthepartsreplacement 123
- Installingorreplacinghardware 125
- Installingexternaloptions 125
- Removingthecomputercover 126
- 1inwardandpivotthedrivebay 128
- Replacingtheharddiskdrive 131
- Replacingthesolid-statedrive 134
- Replacingthesystemfan 138
- Figure77.Removingthesystemfan 139
- Replacingtheopticaldrive 140
- Replacingtheslimcardreader 143
- 1onthememory 157
- RemovingtheWi-Fiadaptercard 161
- RemovingthefrontWi-Fiantenna 168
- ©CopyrightLenovo2013,2014 171
- Powermanagement 174
- AutomaticPower-onfeatures 174
- AppendixA.Notices 175
- Televisionoutputnotice 176
- EuropeanconformanceCEmark 176
- Trademarks 176
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