3.Laytheserveronitssideforeasieroperation.
4.LocatetheClearCMOS/Recoveryjumperonthesystemboardandthenmovethejumperfromthe
defaultnormalposition(pin1andpin2)totheshort-circuitedposition(pin2andpin3).
5.Waitmorethan10secondsandthenmovetheClearCMOS/Recoveryjumperbacktothenormal
position(pin1andpin2).
6.Reinstalltheservercoverandconnectthepowercord(s).See“Completingthepartsreplacement”on
page177.
7.Waitabout30seconds.Then,turnontheserver.TheBIOSpasswordsareerasedandtheBIOS
recoverstothefactorydefaultsettings.
2TMMEnable/Disablejumper(alsoknownasBMCEnable/Disablejumper)
WhentheTMMEnable/Disablejumperisinthedefaultnormalposition(pin1andpin2),theserverneeds
about30secondsfortheTMMtoinitializewheneveryouconnecttheservertoanacpowersource.Ifyou
pressthepowerswitchonthefrontpanelduringthisperiod,theserverwillnotstartimmediately;itwill
startaftertheTMMinitializationnishes.
IfyoumovetheTMMEnable/Disablejumpertopin2andpin3,theTMMfunctionisnotavailableandthe
serverwillbedirectlyturnedonwhenyoupressthepowerswitchwithoutwaitingfortheTMMtobeready.
3BIOSrecoveryjumper
SetthejumperandboottheserverfromaBIOSrecoveryimageinordertorecoveryourBIOSsettings.
TorecovertheBIOS,see“RecoveringfromaBIOSupdatefailure”onpage70
.
4Clearpasswordjumper
Usedtoeraseforgottenpasswords,suchasanadministratorpasswordandauserpassword.
Toclearpasswords,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandtheserver.Then,disconnectall
powercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtotheserver.
2.Removetheservercover.See“Removingtheservercover”onpage87.
3.Laytheserveronitssideforeasieroperation.
4.LocatetheClearpasswordjumperonthesystemboardandthenmovethejumperfromthedefault
normalposition(pin1andpin2)totheshort-circuitedposition(pin2andpin3).
5.Waitmorethan10secondsandthenmovetheClearpasswordjumperbacktothenormalposition
(pin1andpin2).
6.Reinstalltheservercoverandconnectthepowercord(s).See“Completingthepartsreplacement”on
page177.
7.Waitabout30seconds.Then,turnontheserver.TheBIOSpasswordsareerased,includingthe
administratorpasswordanduserpassword.
8.Tosetnewpasswords,see“Usingpasswords”onpage67.
5Manufacturingjumper
Reservedforthemanufacturer.
Chapter3.Productoverview51