Computer Hardware User Manual

Locatingpartsonthesystemboard
Figure52“Systemboardpartslocations”onpage119showsthelocationsofthepartsonthesystemboard.
Figure52.Systemboardpartslocations
14-pinpowerconnector
15eSATAconnector
2Microprocessor
16Powerfanconnector
3Microprocessorfanconnector
17Frontpanelconnector(forconnectingpowerswitchand
LEDindicators)
4Memoryslot1(DIMM1)18FrontUSBconnector1(forconnectingUSBport1and2
onthefrontbezel)
5Memoryslot2(DIMM2)19FrontUSBconnector2(forconnectingadditionalUSB
devices)
6Memoryslot3(DIMM3)20Serial(COM2)connector
7Memoryslot4(DIMM4)
21Internalspeakerconnector
8Thermalsensorconnector22Frontaudioconnector
924-pinpowerconnector
23PCIcardslots(2)
10Battery
24PCIExpressx1cardslot
11ClearCMOS(ComplementaryMetalOxide
Semiconductor)/Recoveryjumper
25PCIExpressx16graphicscardslot
12Parallelconnector
26Systemfanconnector
13SATAconnectors1and2(SATA3.0connectors)27Coverpresenceswitchconnector(Intrusionswitch
connector)
14SATAconnector3(SATA2.0connector)28PS/2keyboardandmouseconnector
Chapter9.ReplacingFRUs(MachineTypes:4466,4471,4474,4477,4480,4485,4496,4498,4503,4512,4514,
4518,4554,7005,7023,7033,7035,7072,7079,and7177.)119