Locatingpartsonthesystemboard
Figure4“Systemboardpartlocations”onpage12showsthelocationsofthepartsonthesystemboard.
Figure4.Systemboardpartlocations
1Microprocessor
14Frontpanelconnector(forconnectingLEDindicatorsand
powerswitch)
2Microprocessorfanconnector
15FrontUSBconnector1(forconnectingUSBports1and2
onthefrontbezel)
3Memoryslot1(DIMM1)16FrontUSBconnectors2and3(forconnectingadditional
USBdevices)
4Memoryslot2(DIMM3)17Coverpresenceswitchconnector(Intrusionswitch
connector)
5Memoryslot3(DIMM2)18Serial(COM2)connector
6Memoryslot4(DIMM4)
19Internalspeakerconnector
7Thermalsensorconnector20Frontaudioconnector
824-pinpowerconnector
21PCIcardslot
9ClearCMOS(ComplementaryMetalOxide
Semiconductor)/Recoveryjumper
22PCIExpressx1cardslots(2)
10Battery
23PCIExpressx16graphicscardslot
11Powerfanconnector
24Systemfanconnector
12Parallelconnector
25PS/2keyboardandmouseconnector
13SATA3.0connectors(4)
264-pinpowerconnector
12ThinkCentreUserGuide
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