3Com DK8X user manual CN21 PCI 64-Bit Speed Select Jumper, CN25 PCI-X Speed Select Jumper

DK8X Motherboard

CN21: PCI 64-Bit Speed Select Jumper

This header lets you determine the bus speed of the PCI-X 64-bit slots. The speed can be set to either 64 MHz (default) or 33 MHz

			1-2	2-3
1	2	3	66MHz	33MHz

CN25: PCI-X Speed Select Jumper

This header lets you determine the bus speed of the PCI-X slots. The speed can be set to either 133 MHz (default) or 100 MHz.

			1-2	2-3
1	2	3	PCI-X 133	PCI-X 100

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2-4 Hardware Installation