Personal Computer User's Guide

Locatingpartsonthesystemboard
Figure4“Systemboardpartlocations”onpage12showsthelocationsofthepartsonthesystemboard.
Figure4.Systemboardpartlocations
14-pinpowerconnector
12ClearCMOS(ComplementaryMetalOxideSemiconductor)
/Recoveryjumper
2Microprocessor
13FrontUSBconnector2(forconnectinganadditionalUSB
device)
3Microprocessorfanconnector
14FrontUSBconnector3(forconnectinganadditionalUSB
device)
4Memoryslot1(DIMM1)
15Battery
5Memoryslot2(DIMM2)16Serial(COM2)connector
6Thermalsensorconnector17Frontaudioconnector
724-pinpowerconnector18Internalspeakerconnector
8Powerfanconnector
19PCIExpressx1cardslots(2)
9SATAconnectors(3)20PCIExpressx16graphicscardslot
10Frontpanelconnector(forconnectingLED
indicatorsandthepowerswitch)
21Systemfanconnector
11FrontUSBconnector1(forconnectingUSB
ports1and2onthefrontbezel)
12ThinkCentreUserGuide