Thefollowingillustrationshowsthestatusofthejumpersandswitchesonthesystemboardofyourserver.
Youcanconfigure,recover,enable,ordisablesomespecificfeaturesofthesystemboardbysettingthe
jumpersormovingtheswitches.
Figure31.Systemboardjumpersandswitches
Table2.Systemjumpers
1ThinkServerManagementModuleEnable/Disablejumper3Switches
2ClearCMOS(ComplementaryMetalOxideSemiconductor)jumper
Attention:Tosetthejumpersormoveswitches,youneedtoremovetheservercovertoaccessthesystem
board.Donotopenyourserverorattemptanyrepairbeforereadingandunderstanding“Safetyinformation”
onpageiiiand“Guidelines”onpage83.
1ThinkServerManagementModuleEnable/Disablejumper
WhentheThinkServerManagementModuleEnable/Disablejumper(hereinafterreferredtoastheTMM
Enable/Disablejumper)isinthedefaultnormalposition(pin1andpin2),theserverneedsabout30seconds
fortheTMMtoinitializewheneveryouconnecttheservertoanacpowersource.Ifyoupressthepower
switchonthefrontpanelduringthisperiod,theserverwillnotstartimmediately;itwillstartaftertheTMM
initializationfinishes.TheTMMfunctionisavailableinthissituation.
IfyoumovetheTMMEnable/Disablejumpertopin2andpin3,theTMMfunctionisnotavailableandthe
serveristurnedondirectlywhenyoupressthepowerswitchwithoutwaitingfortheTMMtobeready.
Chapter3.Productoverview53
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