Chapter10.Additionalserviceinformation
Thischapterprovidesadditionalinformationthattheservicerepresentativemightndhelpful.

Securityfeatures

Securityfeaturesinthissectionincludethefollowing:
•Passwords
•VitalProductData
•ManagementInformationFormat(MIF)

HardwarecontrolledPasswords

HardwarecontrolledpasswordsaresetusingtheSetupUtilityprogram.Formoreinformationabout
passwords,see“Usingpasswords”onpage39.

Operatingsystempassword

Anoperatingsystempasswordisverysimilartoapower-onpasswordanddeniesaccesstothecomputer
byanunauthorizeduserwhenthepasswordisactivated.Thecomputerisunusableuntilthepasswordis
enteredandrecognizedbythecomputer.

Vitalproductdata

EachcomputerhasauniqueVitalProductData(VPD)codestoredinthenonvolatilememoryonthesystem
board.Afteryoureplacethesystemboard,theVPDmustbeupdated.ToupdatetheVPD,see“Updating
(ashing)BIOSfromadisc”onpage203.

BIOSlevels

AnincorrectlevelofBIOScancausefalseerrorsandunnecessaryFRUreplacement.Usethefollowing
informationtodeterminethecurrentlevelofBIOSinstalledinthecomputer,thelatestBIOSavailableforthe
computer,andwheretoobtainthelatestlevelofBIOS.
•TodeterminethecurrentLevelofBIOS:
–StarttheSetupUtility .
–SelectSystemInformationontheMainsetupscreen.
•SourcesforobtainingthelatestlevelBIOSavailable
1.L enovosupportwebsite:http://www.lenovo.com/support/
2.L enovoCustomerSupportCenter
3.L evels1and2Support
Toupdate(ash)theBIOS,see“Updating(ashing)BIOSfromadisc”onpage203.

Updating(ashing)BIOSfromadisc

Thissectionprovidesinstructionsonhowtoupdate(ash)BIOSfromadisc.Systemprogramupdatesare
availableat:
http://www.lenovo.com/support
Toupdate(ash)BIOSfromadisc:
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