Systemboardjumpersandswitches
Thefollowingillustrationshowsthejumpersandswitchesonthesystemboardofyourserver.
Figure38.Systemboardjumpersandswitches
1BIOSdefaultsettingsjumper2Clearpasswordjumper
3BIOSrecoveryswitch
4Jumpercapstorage
Attention:Tosetthejumpersorswitch,removetheservercoverandgainaccesstothesystemboardfirst.
Donotopenyourserverorattemptanyrepairbeforereadingandunderstanding“Readthisfirst:safety
information”onpagevand“Guidelines”onpage73.
1BIOSdefaultsettingsjumper
UsedtoturntheBIOSsettingsintothefactorydefaultsettings.
ToturntheBIOSsettingsintothefactory-defaultsettings,dothefollowing:
1.Removeallexternalmediafromthedrivesandturnoffallattacheddevicesandtheserver.Then,
disconnectallpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedto
theserver.
2.Prepareyourserver.See“Removingorextendingtheserverfromtherackcabinet”onpage75.
3.Removetheservercover.See“Removingtheservercover”onpage75.
4.LocatetheBIOSdefaultsettingsjumper1onthesystemboard.Then,removeanypartsand
disconnectanycablesthatmightimpedeyouraccesstothejumper.
52ThinkServerRD650UserGuideandHardwareMaintenanceManual