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.
T
ROUBLESHOOTING
D
S
IAGNOSING
WITCH
I
NDICATORS
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