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Chapter 9. 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.
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Figure 2. Lenovo Legion C530-19ICB& C730-19ICO
1. HDMI-out connector (optional)
2. USB 3.1 Gen 1 connectors (2)
3. USB 3.1 Gen 2 connectors (2)
4. USB 2.0 and Ethernet connectors
5. System fan connector
6. Rear audio connectors
7. Front audio connector
8. Graphic card slot
9. Battery
10. Wi-Fi card slot
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Lenovo Legion C530/C730Hardware Maintenance Manual
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11. SATA 3.0 connectors (2)
12. SATA 3.0 connector
13. M.2 storage drive connector
14. Front fan connector
15. Font USB 3.1 Gen 1 connectors (2)
16. 10-pin power connector
17. Auxiliary fan connector
18. Memory slots (2)
19. Microprocessor socket
20. 4-pin power connector
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