SMC Networks 24/16 - Manual (Page 23)

T
ROUBLESHOOTING
12
T
ROUBLESHOOTING
1. Symptom
Power LED does not light after power on.
Probable Causes
Power outlet or power cord may be defective.
Possible Solutions
• Check for loose connections.
• Check the power outlet by using it for another device.
• Replace the power cord.
2. Symptom
Link LED does not light after connection is made.
Probable Causes
Switch port, network card or cable may be defective.
Possible Solutions
• Check that the switch and attached device are both
powered on.
• Be sure the network cable is connected to both devices.
• Verify that Category 5 cable is used for 100 Mbps
connections and that the length of any cable does not
exceed 100 meters (328 feet).
• Check the network card and cable connections for defects.
• Replace the defective card or cable if necessary.
• For ST-type fiber module connections, ensure that the
transmit (Tx) port is connected to the receive port on the
other device.