Ethernet Board; Ethernet Board Layout - Ricoh B064 Service Manual

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1.3 ETHERNET BOARD

The Ethernet board is provided as a standard feature of the G338/G339 option.

Function Blocks

PHY (Physical Layer Device)

The physical layer device, the lowest layer of the OSI reference model, refers to

the physical components of the network: cables, connectors, and so on. OSI, the

Operating Standard Interface, is a framework upon which networking standards are

arranged. It is commonly diagramed as a layered cake.

Filter Modue

Completely standardized physical layer device for the

functions of each device in the network.

Stores the MAC address.

ETHERNET BOARD

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