Lenovo A300 Lenovo IdeaCentre A3 Series Hardware Maintenance Manual - Page 26
Identifying parts on the motherboardFor Intel
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Hardware Maintenance Manual 4 Hinge cover 5 Hinge cable cover 6 Speaker L/R cover 7 Hinge 8 Base top cover 9 Motherboard cover 10 Motherboard 11 Base bottom mylar 12 Speaker L/R 13 Antenna L/R 14 Bluetooth 15 Hard disk 16 Base bottom Identifying parts on the motherboard(For Intel) The motherboard (sometimes called the planar or system board) is the main circuit board in your computer. It provides basic computer functions and supports a variety of devices that are factory-installed or that you can install later. The following illustration shows the locations of parts on the motherboard. 10 9 8 7 6 5 4 3 21 11 12 13 14 15 ICH9-M 16 28 27 26 25 GM45 24 479 Socket 23 17 18 19 20 21 22 24 1 TV-Jack Connector 2 DC-IN Jack 3 RJ45 4 HDMI-OUT 5 HDMI-IN 15 USB Connector 16 USB Connector 17 Speaker L connector 18 Power button 19 Speaker R connector
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