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.

TABLE 1-2Front Panel Display LEDs for the UTP Adapter

Label

Meaning if On/Active

Color

Source

 

 

 

 

Link quality

Gigabit link quality good

Purple

PHY

1000X

Gigabit link is up

Green

PHY

100X

100Mbt link is up

Green

PHY

10X

10Mbt link is up

Green

PHY

FDX

Full Duplex Mode

Green

PHY

TX

PHY Transmitting data

Green

PHY

RX

PHY Receiving data

Green

PHY

TXM

MAC transmitting data

Green

MAC

RXM

MAC receiving data

Green

MAC

 

 

 

 

4 Sun GigaSwift Ethernet Adapter Installation and User’s Guide • February 2003

Page 26
Image 26
Sun Microsystems X1150A manual 2Front Panel Display LEDs for the UTP Adapter