
Figure4.Locationsofthepartsandconnectorsonthesystemboard
14-pinpowerconnector
16Frontpanelconnector(forconnectingLEDindicatorsand
powerswitch)
2Microprocessor
17FrontUSB2.0connector(forconnectingadditionalUSB
2.0devices)
3Microprocessorfanconnector
18ClearCMOS(ComplementaryMetalOxideSemiconductor)
/Recoveryjumper
4Memoryslot1(DIMM1)19Serial(COM2)connector
5Memoryslot2(DIMM2)
20Internalspeakerconnector
6Memoryslot3(DIMM3)
21Frontaudioconnector
7Memoryslot4(DIMM4)22PCIcardslot
8Thermalsensorconnector
23PCIExpressx1cardslots(2)
94-pinpowerconnectors(2)24PCIExpressx16graphicscardslot
1014-pinpowerconnector
25Systemfanconnector
11eSATAconnector26Coverpresenceswitchconnector(Intrusionswitch
connector)
12Parallelconnector27HDMIconnector
13FrontUSB3.0connector(forconnectingUSB
3.0ports1and2onthefrontbezel)
28Battery
14SATA3.0connectors29PS/2keyboardandmouseconnector
15Powerfanconnector
72ThinkCentreE93HardwareMaintenanceManual
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