SMC Networks 8505T - annexe 1, User Manual

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D
IAGNOSING
S
WITCH
I
NDICATORS
13
T
ROUBLESHOOTING
Diagnosing Switch Indicators
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.
Symptom
Port (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,
Category 5 or 5e cable for 1000 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.