3Com EISA 10/100BASE-T manual LEDs, Led

LEDs 5-11

LEDs

Each Fast EtherLink EISA adapter has three LEDs, as shown in Figure 5-2.

ACT	L
10
	N
100	K

Figure 5-2 Fast EtherLink Adapter Backplate

Table 5-2 summarizes Fast EtherLink EISA adapter LED functions.

The adapter must be physically connected to the network and network drivers must be loaded for the LEDs to work.

Table 5-2 Fast EtherLink EISA Adapter LEDs

LED	Description	Flashing	Steady	Off
10 LNK	Green:	Reversed cable	Good 10BASE-T	No connection
	Shows link integrity	polarity	connection between	between adapter
	and polarity reversal		adapter and hub	and hub
100 LNK	Green:	Not applicable	Good 100BASE-TX	No connection
	Shows link integrity		connection between	between adapter
			adapter and hub	and hub
ACT	Yellow:	Network traffic	Not applicable	No traffic
	Indicates port traffic	present
	for either speed