Lenovo IdeaCentre B520e - Manual (Page 29)

Identifying parts and connectors 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 locations of parts on the motherboard.
1. Digital TV connector 15. Rear I/O connector
2. Bluetooth connector 16. Power connector
3. Camera connector 17. BIOS battery
4. Inverter connector 18. 5.0 speaker connector
5. Touch module connector 19. LED connector
6. LVDS connector 20. 2.0 speaker connector
7. Fan connector 21. LED and CIR connector
8. Mini PCI connector 22. Power connector
9. Front touch sensor board connector 23. USB connectors
10. Hard and optical disk drive power connectors 24. Audio connectors
11. Hardware TV module connector 25. 6-in-1 card reader connector
12. SATA connectors 26. Memory connectors
13. Smart card connector 27. CPU and socket
14. Mini PCI connector 28. Power supply connector
Chapter 7 . Locations 23