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5. LED Indicators
Each Fast Ethernet adapter has three LEDs, as shown in Figure 1-1.
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 hub
Off :
No connection between adapter and hub
Blink: Not applicable
10Mb LED indicates an active 10 Mbps connection is established.
On :
Good connection between adapter and 10BASE-T hub
Off :
No connection between adapter and hub
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 appropriate
driver is loaded, the proper cable is connected to the connector, and
the hub complies with the adapter specifications (10 Mbps 10BASE-
T or 100 Mbps 100BASE-TX). Then recheck the LED.
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