Identifyingpartsonthemotherboard
Themotherboard(sometimescalledtheplanarorsystemboard)isthemaincircuitboardinyourcomputer.
Itprovidesbasiccomputingfunctionsandsupportsavarietyofdevicesthatarefactory-installedorthat
youcaninstalllater.Thefollowingillustrationshowsthelocationofconnectorsandcomponentsonthe
frontofthemotherboard.
1.HDMI-outconnector12.TVjack2(Japanonly)
2.HDMI-inconnector13.Cardreader
3.USB3.0connector14.Microphoneconnector
4.Ethernetconnector（RJ45）15.Headphoneconnector
5.Powerconnector16.Opticaldriveejectbuttonconnector
6.Systemfanconnector17.Speakerconnector
7.Scalarcableconnector18.Opticaldriveconnector
8.Scalarcableconnector19.Solidstatediskconnector
9.USB2.0connectors(2)20.Harddiskdriveconnector
10.USB3.0connector21.Memoryslot
11.TVjack122.CPUsocket
Chapter7.Locatingconnectors,controlsandcomponents25