Computer Hardware User Manual

Ifyouforgettheadministratorpassword,youcanresetitafteryouchangethepositionoftheclearCMOS
jumper.
Resettingpasswords
Ifyouforgetthepower-onpasswordoradministratorpassword,youcanmovetheclear-CMOSjumperblock
onthesystemboardtopins2and3,toclearCMOSmemoryandbypassthepower-onoradministrator
passwordcheck.Thejumperlocationisshowninthefollowingillustration.
Microprocessor
Heatsink
Orientation
DIMMs DIMMs
Table23.Systemboardjumpers
JumpernumberJumpernameJumpersetting
JP1
ClearCMOSjumper1•Pins1and2:KeepCMOSdata
(default).
•Pins2and3:ClearCMOSdata
(includingpower-onpasswordand
administratorpassword)
JP6Bootblockjumper2
•Pins1and2:Bootfromprimary
BIOSpage(default).
•Pins2and3:Bootfrombackup
BIOSpage.
Notes:
1.Ifnojumperispresent,theserverrespondsasifthepinsaresetto1and2.
2.ChangingthepositionoftheUEFIbootrecoveryjumperfrompins1and2topins2and3beforetheserveris
turnedonalterswhichashROMpageisloaded.Donotchangethejumperpinpositionaftertheserveris
turnedon.Thiscancauseanunpredictableproblem.
UsingtheBootManagerprogram
TheBootManagerprogramisabuilt-in,menu-drivencongurationutilityprogramthatyoucanuseto
temporarilyredenetherststartupdevicewithoutchangingsettingsintheSetupUtility.
202HardwareMaintenanceManual