Lenovo H515 Lenovo H515 Hardware Maintenance Manual - Page 30

Identifying parts on the motherboard

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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. 12 3 4 56 7 8B B B B B B B B B B B B B 9 10 16 15 14 13 12 11 1. System fan header 2. Clear CMOS jumper 3. Battery 4. Microprocessor and heat sink 5. Microprocessor fan header 6. SATA connectors (2) 7. Memory slots (2) 8. Hard disk drive power connector 9. LPC debug header 10. Front panel connector 11. System fan header 12. PCI express X 16 adapter slot 13. Front USB connectors (2) 14. Mini PCI-E slot 15. PCI express X 1 adapter slot 16. Front audio connector 24 Lenovo H515Hardware Maintenance Manual

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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.
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