Lenovo ThinkServer RD230 - Page 45

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Figure8.Locatingotherconnectorsonthesystemboardwithanonboard1068ESASRAID
1J47(systemfan1connector)8J51(fortheSGPIOconnectoroftheonboard4–portmini-SAS
cable)
2J48(systemfan2connector)9JP1(ClearCMOSjumper)
3J50(systemfan3connector)10J35(forfrontcontrolcable)
4J56(systemfan4connector)11USB2connector
5J49(systemfan5connector)12J45connector(fortheSGPIOconnectorofthe4–portSATAcable)
6J20(frontUSBconnector)13JP7(SetOnboardSASjumper)
7J19(frontUSBconnector)14J16(COM2connector)
Thefollowingtableintroducesthejumperswitchesonthesystemboardwithanonboard1068ESASRAID.
Table11.Jumpersettings
JumperPositionDescription
Pins1-2
Thedefaultpositionatwhichthejumperisplacedonpins1-2duringthenormal
operationofthesystem.
JP1:Clear
CMOS
Pins2-3
Ifthejumperisplacedonpins2-3,whenthejumperismovedbacktothedefault
position,thesettingsofCMOSwillbeclearedautomaticallyatthenextstartup.
Pins1-2
Thedefaultpositionatwhichthejumperisplacedonpins1-2duringthenormal
operationofthesystem.TheonboardSAScontrollerisenabled.
JP7:Set
Onboard
SAS
Pins2-3
Ifthejumperisplacedonpins2-3,theonboardSAScontrollerisdisabled.
Note:BeforeclearingtheCMOS,turnofftheserveranddisconnectthepowercord.Movethejumperfrom
pins1-2topins2-3.Waitmorethanveminutesandthenmovethejumperbacktothenormalposition
(pins1-2)toclearCMOS.
Chapter5.Locatingparts,controls,LEDs,andconnectors33