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Dell PowerEdge FC430 Owner's Manual

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System board

A system board (also known as the motherboard) is the main printed circuit board found in computers. The system board allows communication between many of the crucial electronic components of the computer, such as the central processing unit (CPU) and memory, and also provides connectors for other peripherals. Unlike a backplane, a system board contains significant number subsystems such as the processor expansion cards, and other components.

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