ThinkPad T470 - Addressing Computer Screen and Audio Problems

Date/Timemenu
Note:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvalue
mightvary.
•SystemDate
Descriptions:Setorchangethedateofthesystem.
•SystemTime
Descriptions:Setorchangethetimeofthesystem.
Securitymenu
Note:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvalue
mightvary.
Password
•SupervisorPassword
Values:Disabled,Enabled
Descriptions:Setasupervisorpasswordtopreventunauthorizedusersfromchangingthestartup
sequence,networkrelatedsettings,andsystemdateandtime.Formoreinformation,see“Passwords
introduction”onpage59.
•LockUEFIBIOSSettings
Values:Disabled,Enabled
Descriptions:EnablethisoptiontopreventunauthorizedusersfromchanginganysettingsinThinkPad
Setup.Tousethisfunction,asupervisorpasswordisrequired.
•PasswordatUnattendedBoot
Values:Disabled,Enabled
Descriptions:Whenthisoptionisenabled,apasswordpromptisdisplayedwhenthecomputeristurned
onbyanunattendedeventsuchasaWakeonLANattempt.Topreventunauthorizedaccess,settheuser
authenticationontheoperatingsystem.
•PasswordatRestart
Values:Disabled,Enabled
Descriptions:Whenthisoptionisenabled,apasswordpromptisdisplayedwhenyourestartthe
computer.Topreventunauthorizedaccess,settheuserauthenticationontheoperatingsystem.
•PasswordatBootDeviceList
Values:Disabled,Enabled
Descriptions:Ifyouenablethisoption,thesupervisorpasswordisrequiredwhenyoutrytoenterthe
BootmenubyrepeatedlypressingF12.Tousethisfunction,asupervisorpasswordmustbeset.
•PasswordCountExceededError
Values:Disabled,Enabled
Descriptions:EnablethisoptiontodisplaythePOST0199errormessageandpromptfortheSecurity
password.
•SetMinimumLength
Values:Disabled,xcharacters(4≤x≤12)
Descriptions:Specifyaminimumlengthforpower-onpasswordsandharddiskpasswords.Ifasupervisor
passwordisset,youcannotchangetheminimumlengthuntilyouloginasasupervisor.
•Power-OnPassword
Values:Disabled,Enabled
Chapter6.Advancedconfiguration77