Lenovo ThinkCentre E73 - Locating Parts on the System Board

Locatingpartsonthesystemboard
Figure4“Systemboardpartlocations”onpage13showsthelocationsofthepartsonthesystemboard.
Figure4.Systemboardpartlocations
14-pinpowerconnector
14Frontpanelconnector(forconnectingLEDindicatorsand
thepowerswitch)
2Microprocessor
15FrontUSBconnector1(forconnectingUSBports1and2
onthefrontbezel)
3Microprocessorfanconnector
16FrontUSBconnector2(forconnectinganadditionalUSB
device)
4Memoryslot1(DIMM1)17ClearCMOS(ComplementaryMetalOxideSemiconductor)
/Recoveryjumper
5Memoryslot2(DIMM2)18ClearCMOS/Recoveryjumper
6Thermalsensorconnector
19Serial(COM2)connector
7Powerfanconnector
20Frontaudioconnector
8Harddiskdrive/Opticaldrivepowerconnectors
21Internalspeakerconnector
924-pinpowerconnector
22PCIExpressx1cardslots(2)
10BIOSROM23PCIExpressx16graphicscardslot
11SATA3.0connectors24Systemfanconnector
12Powersupplyfanconnector
25Battery
13SATA2.0connector
Chapter1.Productoverview13