Lenovo IdeaCentre B550 All-in-One User Manual Page 21
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TosetaPower-OnPassword,dothefollowing:
1.StarttheLenovoBIOSSetupUtilityprogram(See”StartingtheLenovoBIOSSetupUtilityprogram”on
page13.)
2.FromtheSecuritymenu,selectSetPower-OnPasswordandpresstheEnterkey.
3.Thepassworddialogboxwillbedisplayed.Typethepassword,andpresstheEnterkey.
4.Re-typethepasswordtoconrm,ifyoutypethepasswordcorrectly,thepasswordwillbeinstalled.
TochangeaPower-OnPassword,dothefollowing:
1.StarttheLenovoBIOSSetupUtilityprogram(See”StartingtheLenovoBIOSSetupUtilityprogram”on
page13.)
2.FromtheSecuritymenu,selectSetPower-OnPasswordandpresstheEnterkey.
3.Thepassworddialogboxwillbedisplayed.TypethecurrentpasswordthenpresstheEnterkey.
4.Typethenewpassword,thenpresstheEnterkey.Re-typethepasswordtoconrmthenewpassword,
ifyoutypethenewpasswordcorrectly,thenewpasswordwillbeinstalled.Asetupnoticewilldisplay
thatchangeshavebeensaved.
TodeleteapreviouslysetPower-OnPassword,dothefollowing:
1.FromtheSecuritymenu,selectSetPower-OnPasswordandpresstheEnterkey.
2.Thepassworddialogboxwillbedisplayed.TypethecurrentpasswordandpresstheEnterkey.
3.TodeletethePower-OnPassword,Enterblankeldsforeachnewpasswordlineitem.Asetup
noticewilldisplaythatchangeshavebeensaved.
4.ReturntotheLenovoBIOSSetupUtilityprogrammenuandselecttheExitoption.
5.SelectSavechangesandExitfromthemenu.
Enablingordisablingadevice
TheDevicesoptionsisusedtoenableordisableuseraccesstothefollowingdevices:
USBFunctionsSelectwhethertoenableordisableUSB(UniversalSerial
Bus)functions.Ifthefunctionsaredisabled,noUSB
devicescanbeused.
ATADriveSetupSelectIDEorACHImode.Devicedriversupportis
requiredforACHImode.Dependingonhowtheharddisk
imagewasinstalled,changingthissettingmayprevent
thesystemfrombooting.
OnboardAudioControllerSelectwhethertoenableordisabletheOnboardAudio
Controller,whenfeatureissettoDisabledalldevices
connectedtotheaudioconnectors(e.g.aheadphoneor
amicrophone)aredisabledandcan’tbeused.
OnboardEthernetControllerorBootAgentSelectwhethertoenableordisableOnboardEthernet
Controller,orselectwhethertoenableordisableload
onboardPXE(PrebootExecutionEnvironment),or
SMC(SecureManagedClient).Thisfeaturewillallow
thecomputertobootfromaserverimage.
Toenableordisableadevice,dothefollowing:
1.StarttheSetupUtilityprogram(see“StartingtheSetupUtilityprogram”onpage13).
2.FromtheSetupUtilityprogrammenu,selectDevices.
3.Select:
Chapter5.UsingtheSetupUtility15
- IdeaCentreB550–B555 1
- HardwareMaintenanceManual 1
- FirstEdition(July2013)30th 4
- ©CopyrightLenovo2013 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
- 7654 8 9 27
- Leftandrightview 28
- Rearview 29
- Hardwarecomponents 30
- Chapter8.Replacinghardware 33
- Replacingthekeyboardandmouse 34
- Removingthecomputercover 35
- Removingthecomputerstand 36
- Replacingamemorymodule 37
- Replacingtheharddiskdrive 38
- Replacingtheopticaldrive 39
- Removingthemiddlecover 41
- Replacingtheconverterboard 42
- RemovingtheEMIcover 43
- Replacingthespeakersystem 44
- ReplacingtheWi-Ficard 45
- ReplacingtheTVtunercard 46
- Removingthepowersupply 47
- Replacingthesystemfan 48
- Replacingtheheat-sink 49
- ReplacingtheCPU 50
- Chapter8.Replacinghardware45 51
- Removingthereardeco 52
- Replacingthecamera 53
- Replacingthemotherboard 54
- Chapter8.Replacinghardware49 55
- ReplacingtheLEDpanelmodule 56
- Chapter8.Replacinghardware51 57
- Chapter9.FRUlists 59
- .FRUlists55 61
- .FRUlists57 63
- .FRUlists59 65
- .FRUlists61 67
- Chapter10.Generalinformation 69
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