Pci-X Speed Select Jumper (J12); Ri Header (Jp1) - TYAN THUNDER K8QW Manual

2.10 – PCI-X channel B frequency configure (J12)
2.11 – RI Header (JP1)
J12 is used to adjust PCI-X Bridge B
PCI-X frequency.
Open(Default):133MHz/100MHz/66MHz;
Closed: 100MHz/66MHz
PIN-2
JP1 is Wake on Ring PIN Header
17
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Open
Closed
Pin 1: 5VSB
PIN-1
Pin 2: RI signal