Lenovo B520e IdeaCentre B520e Hardware Maintenance Manual (English) - Page 29

Identifying parts and connectors on the motherboard - touch sensor board

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

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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