Lenovo H515 Desktop - Manual (Page 30)

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.
5 6 4 1 2 3 7
9
1 3 1 4
1 0
1 1 1 2 1 5 1 6
8
BB BB BB BB BB BB BB BB BB BB BB BB BB
1. System fan header 9. LPC debug header
2. Clear CMOS jumper 10. Front panel connector
3. Battery 11. System fan header
4. Microprocessor and heat sink 12. PCI express X 16 adapter slot
5. Microprocessor fan header 13. Front USB connectors (2)
6. SATA connectors (2) 14. Mini PCI-E slot
7. Memory slots (2) 15. PCI express X 1 adapter slot
8. Hard disk drive power connector 16. Front audio connector
24 Lenovo H515Hardware Maintenance Manual