Lenovo 10138/F0A2 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. Camera connector
2. Optical disk drive power connector
3. System fan connector
4. LVDS connector
5. Optical drive SATA connector
6. Battery
7. Hard disk drive SATA connector
8. Hard disk drive power connector
9. Converter connector
10. DC-in connector
11. Rear I/O module connector
12. TV-Tuner card connector
13. B-CAS card reader connector
14. Wi-Fi card connector
15. Front function board connector
16. Power control connector
17. Speaker connector
18. Memory connector
.
Chapter 7 Locating connectors, controls and components
25