Installing and Configuring the XFX nForce 680i SLI Motherboard
COM1 (Optional)
The motherboard kit provides an additional serial COM header for your
machine. Connect one side of a switching cable to the header and then attach
the serial COM device to the other side of the cable.
FDD Connector
The motherboard supports a standard 360K, 720K, 1.2M, 1.44m, and a 2.88M
floppy disk drive (FDD).
Speaker
The speaker connector is used to connect the chassis speakers to the
motherboard.
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