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5. LED Indicators
Each Fast Ethernet adapter has three LEDs, as shown in Figure 1-2.
5.1 Interpretations
The interpretations of the LEDs are:
100Mb LED
indicates an active 100Mbps connection is established.
On :
Good connection between adapter and 100BASE-TX device
Off :
No active connection
Blink: Not applicable
10Mb LED
indicates an active 10 Mbps connection is established.
On :
Good connection between adapter and 10BASE-T device
Off :
No active connection
Blink : Not applicable
Activity LED
indicates packets are being received or transmitted.
Blink : Network traffic is present
On :
Not applicable
Off :
No traffic for either speed
If you experience any problems, first make sure that the appropri-
ate driver is loaded, the proper cable is connected to the connector,
and the connected device complies with the adapter specifications
(10 Mbps 10BASE-T or 100 Mbps 100BASE-TX). Then recheck
the LED.
