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2.4.2 PCI-X Slot Clock Select Jumper
Header CN18 controls PCI-X Slot setting. When CN18 is 2-3 short, PCI-X slots are set to 133MHz. When
CN18 is 1-2 short, PCI-X slot is set to 100MHz. The frequencies describe here are maximum operating
frequencies. If PCI-X channel is shared with other devices, then maximum operating frequency cannot be
achieved. Refer to the following diagram for the location of CN18.
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