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TosetaPower-OnPassword,dothefollowing:
1.StarttheLenovoBIOSSetupUtilityprogram(See”StartingtheLenovoBIOSSetupUtilityprogram”on
page13.)
2.FromtheSecuritymenu,selectSetPower-OnPasswordandpresstheEnterkey.
3.Thepassworddialogboxwillbedisplayed.Typethepassword,thenpresstheEnterkey.
4.Re-typethepasswordtoconrm.Ifyoutypedthepasswordcorrectly,thepasswordwillbeinstalled.
TochangeaPower-OnPassword,dothefollowing:
1.StarttheLenovoBIOSSetupUtilityprogram(See”StartingtheLenovoBIOSSetupUtilityprogram”on
page13.)
2.FromtheSecuritymenu,selectSetPower-OnPasswordandpresstheEnterkey.
3.Thepassworddialogboxwillbedisplayed.TypethecurrentpasswordthenpresstheEnterkey.
4.Typethenewpassword,thenpresstheEnterkey.Re-typethepasswordtoconrmthenewpassword.
Ifyoutypedthenewpasswordcorrectly,thenewpasswordwillbeinstalled.ASetupNoticedconrming
thatchangeshavebeensavedwillbedisplayed.
TodeleteapreviouslysetPower-OnPassword,dothefollowing:
1.FromtheSecuritymenu,selectSetPower-OnPasswordandpresstheEnterkey.
2.Thepassworddialogboxwillbedisplayed.TypethecurrentpasswordandpresstheEnterkey.
3.TodeletethePower-OnPassword,leaveeachnewpasswordlineitemblank,thenpressEnter.ASetup
Noticeconrmingthatchangeshavebeensavedwillbedisplayed.
4.ReturntotheLenovoBIOSSetupUtilityprogrammenuandselecttheExitoption.
5.SelectSavechangesandExitfromthemenu.
Enablingordisablingadevice
TheDevicesoptionsisusedtoenableordisableuseraccesstothefollowingdevices:
USBFunctionsSelectwhethertoenableordisableUSB(UniversalSerial
Bus)functions.Ifthefunctionsaredisabled,noUSB
devicescanbeused.
SATAMode
WhenthisfeatureissettoDisabled,alldevices
connectedtotheSATAconnectors(e.g.harddiskdrives
ortheopticaldiskdrive)aredisabledandcannotbe
accessed.
OnboardAudioControllerSelectwhethertoenableordisabletheOnboard
AudioController.WhenthisfeatureissettoDisabled
alldevicesconnectedtotheaudioconnectors(e.g.
headphonesoramicrophone)aredisabledandcannot
beused.
OnboardEthernetControllerorLANBootAgentSelectwhethertoenableordisabletheOnboardEthernet
Controller,orselectwhethertoenableordisableload
onboardPXE(PrebootExecutionEnvironment).
Toenableordisableadevice,dothefollowing:
1.StarttheSetupUtilityprogram(see“StartingtheSetupUtilityprogram”onpage13).
2.FromtheSetupUtilityprogrammenu,selectDevices.
3.Selectanoptionasfollows:
SelectUSBSetup,presstheEnterkey,thenselectUSBFunctions.
Chapter5.UsingtheSetupUtility15
- LenovoC540 1
- HardwareMaintenanceManual 1
- FirstEdition(November2012)2nd 4
- ©CopyrightLenovo2012 4
- GS-35F-05925 4
- Contents 5
- Chapter1.Aboutthismanual 7
- Chapter2.Safetyinformation 9
- Safetyinspectionguide 11
- Groundingrequirements 12
- Safetynotices 12
- Chapter2.Safetyinformation7 13
- Chapter3.Generalinformation 15
- Chapter4.GeneralCheckout 17
- Chapter5.UsingtheSetupUtility 19
- Enablingordisablingadevice 21
- Selectingastartupdevice 22
- Chapter6.Symptom-to-FRUIndex 25
- POSTerrorcodes 26
- Undeterminedproblems 26
- 3 7654 8 9 27
- Leftandrightview 28
- Rearview 29
- Hardwarecomponents 30
- Chapter8.Replacinghardware 33
- Replacingthekeyboardandmouse 34
- Replacingtheadapter 34
- .Replacinghardware29 35
- Removingthestandbase 36
- Removingthefootcover 36
- Replacingamemorymodule 37
- 2Allofthememorymodules 38
- Replacingtheharddiskdrive 39
- Replacingtheopticaldrive 40
- Chapter8.Replacinghardware35 41
- Removingthestandholder 42
- Removingthemiddlecover 43
- Replacingtheconverterboard 44
- RemovingtheEMIcover 45
- ReplacingtherearI/Omodule 46
- ReplacingtheTVtunercard 47
- ReplacingtheWLANcard 48
- Replacingthespeakersystem 49
- Replacingthesystemfan 50
- Replacingtheheat-sink 51
- Replacingthecamera 52
- ReplacingtheCPU 53
- Chapter8.Replacinghardware49 55
- Replacingthefrontcontrolboard 56
- Replacingthepowerswitchboard 57
- Replacingthemotherboard 58
- ReplacingtheLEDpanel 59
- .Replacinghardware55 61
- Chapter9.FRUlists 63
- .FRUlists59 65
- .FRUlists61 67
- Chapter10.Generalinformation 69
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