TYAN THUNDER I7522 Manual page 24

Thunder i7520 / Thunder i75 20 R
3.1.14 – Gigabit LAN 2 LED Headers (J 37) & (J38)
Chapter 3: Board Installation
J37: NIC2 external SPEED LED Header
Pin_1: LINK_100_N (Active Low)
Pin_2: LINK_1000_N (Active Low)
J38: NIC2 external LINK/ACTIVITY LED Header
Pin_1: ACT _N (Active Low)
Pin_2: LINK_ALL_N (Active Lo w)
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