Figure4.Systemboardpartandconnectorlocations
1CPU1memoryslots(6)19ClearComplementaryMetalOxideSemiconductor
(CMOS)/Recoveryjumper
2CPU1memoryfanconnector
20Thermalsensorconnector
3CPU212Vpowerconnector21Coverpresenceswitchconnector
4Microprocessor2
22PersonalSystem/2(PS/2)keyboardandmouseconnector
524-pinpowerconnector23Internalspeakerconnector
6CPU2fanconnector
24Frontaudioconnector
7CPU2memoryfanconnector25PCIcardslot
8CPU2memoryslots(6)26PCIExpressx4cardslot(x16mechanical)
9PowerswitchandLEDsconnector
27PCIExpressx16cardslot
10AuxiliaryLEDconnector
28PCIcardslot
11Rightrearfanconnector
29PCIExpressx16cardslot
12Frontfanconnector
30PCIExpressx1cardslot
13Cardreaderconnector
31Auxiliary12Vpowerconnector
14FrontUSBconnector
32Leftrearfanconnector
15FrontIEEE1394connector
33CPU112Vpowerconnector
16Harddiskdriveconnectors(5)34CPU1fanconnector
17Opticaldriveconnectors(3)
35Microprocessor1
18Battery
10ThinkStationUserGuide