4Sun GigaSwift Ethernet Adapter Installation and User’s Guide • February 2003
equivalent to TX and RX of the PHY except that they indicate the state of the MAC
instead and can be used for diagnostic purposes to isolate a PHY or a MAC failure
on the board.
TABLE1-2 Front Panel Display LEDs for the UTP Adapter
Label Meaningif On/Active Color Source
Link quality Gigabit link quality good Purple PHY
1000X Gigabit link is up Green PHY
100X 100Mbtlink is up Green PHY
10X 10Mbt link is up Green PHY
FDX Full Duplex Mode Green PHY
TX PHY Transmittingdata Green PHY
RX PHYReceiving data Green PHY
TXM MACtransmitting data Green MAC
RXM MACreceiving data Green MAC