SMC Networks SMC7004ABR V.2 - Manual (Page 100)

Troubleshooting
98
Symptom
The 10/100 LED does not light after a connection is made.
Possible Solutions
•
Check that the host computer and router are both powered on.
•
Be sure the network cable is connected to both devices.
•
Verify that Category 5 cable is used if you are operating at
100 Mbps, and that the length of any cable does not exceed
100 m (328 ft).
•
Check the network card connections.
•
The 10BASE-T/100BASE-TX port, network card, or cable
may be defective.