KTI Networks 221TX/3 manual Shows the connector and LEDs on the bracket

Figure 1-2 shows the connector and LEDs on the bracket.

No.	Components	Description
1	10/100 Mbps	This RJ-45 connector requires UTP
	network connector	cable for 10Mbps or 100 Mbps
		connection.
2	100Mb Link LED	This LED lights when 100 Mbps
		connection is selected and active.
3	10Mb Link LED	This LED lights when 10 Mbps
		connection is selected and active.
4	Activity status LED	This LED indicates a receive or a
		transmission is in process.

Figure 1-2 Network Connector and LEDs

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