Identifyingpartsonthemotherboard
Themotherboard(sometimescalledtheplanarorsystemboard)isthemaincircuitboardinyourcomputer.
Itprovidesbasiccomputingfunctionsandsupportsavarietyofdevicesthatarefactory-installedorthat
youcaninstalllater.Thefollowingillustrationshowsthelocationofconnectorsandcomponentsonthe
frontofthemotherboard.
Lenovo H515s
5 64
1
2 3 7
9
1314
10
11121516
8
B
B BB BB BB BB BB BB BB BB BB BB BB BB
1.Systemfanheader9.LPCdebugheader
2.ClearCMOSjumper
10.Frontpanelconnector
3.Battery
11.Systemfanheader
4.Microprocessorandheatsink
12.PCIexpressX16adapterslot
5.Microprocessorfanheader
13.FrontUSBconnectors(2)
6.SATAconnectors(2)14.MiniPCI-Eslot
7.Memoryslots(2)15.PCIexpressX1adapterslot
8.Harddiskdrivepowerconnector16.Frontaudioconnector
Chapter7.Locatingconnectors,controlsandcomponents25
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