4.1.2 Identifying parts on the system board
The system board (also known as the “mainboard” or “motherboard”) is the main circuit board in your computer. It provides basic computer functions and supports a variety of devices that are
The following illustrations show the locations of the different parts on the system board.
Lenovo K430
| 1 |
| 2 |
| 3 |
|
| 4 |
| ||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
5
6
7
| 17 |
| 16 |
| 15 |
| 14 |
| 13 |
| 12 |
| 11 |
|
| 10 |
| 9 |
| 8 |
| |
12V power connector |
|
|
|
|
|
|
|
|
| Microprocessor and heat sink | ||||||||||||
|
|
|
|
|
|
|
|
| ||||||||||||||
Microprocessor fan header |
|
|
|
|
|
| Memory slots (4) |
|
| |||||||||||||
|
|
|
|
|
|
|
| |||||||||||||||
Power connector |
|
|
|
|
|
|
|
|
| Front USB header |
|
| ||||||||||
PCI express X 16 adapter slots (2) |
|
|
| Power fan header |
|
| ||||||||||||||||