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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
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
.
Chapter 7
Locating connectors, controls and components
25
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