Lenovo S40–40 Hardware Maintenance Manual page 31

Identifying parts on the motherboard
The motherboard (sometimes called the planar or system board) is the main circuit board in your computer.
It provides basic computing functions and supports a variety of devices that are factory-installed or that
you can install later. The following illustration shows the location of connectors and components on the
front of the motherboard.
1. System fan connector
2. SATA power connector
3. SATA hard disk drive connector
4. SATA optical drive connector
5. LVDS connector
6. LCD switch board connector
7. Converter board connector
8. Battery
9. Button board connector
10. MINI PCIe for SWTV
11. Adapter CONN
12. Ethernet connector
13. USB 2.0
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10 11 12
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13 14 15 16
14. HDMI out connector
15. HDMI in connector
16. Speaker connector
17. Memory card reader connector
18. USB 3.0 connector
19. Headphone connector
20. Microphone connector
21. Memory connector
22. CPU and socket
23. Wifi connector
24. Camera connector
25. Graphic connector
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Chapter 7 Locating connectors, controls and components
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