Diagnosing Switch Indicators
Symptom
Power LED is Off
Link LED is Off
T
ROUBLESHOOTING
Troubleshooting Chart
Action
•
Internal or redundant power supply has failed or is
disconnected.
•
Check connections between the switch, the power cord,
the wall outlet.
•
Contact SMC Tech Support.
•
Verify that the switch and attached device are powered
on.
•
Be sure the cable is plugged into both the switch and
corresponding device.
•
Verify that the proper cable type is used and its length
does not exceed specified limits.
•
Check the adapter on the attached device and cable
connections for possible defects. Replace the defective
adapter or cable if necessary.
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PPENDIX
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