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4. Interpreting LED Indicators
The following figure shows the locations of the LED indicators:
Power
State Indication Interpretation
On Normal The power of the unit is on.
Off Problem No power is being supplied to the unit.
Link/Act. (Link/Activity)
State Indication Interpretation
On Normal An active link is established.
Off Normal No active link
Blink Normal There are data transfer activities
Duplex/Col (Full-duplex/Collision)
State Indication Interpretation
On Normal Full-duplex mode is used.
Off Normal Half-duplex mode is used.
Blink Normal Collisions occur (half-duplex is used).
Speed
State Indication Interpretation
On Normal 100M speed is selected. (Power ON default)
Off Normal 10M speed is selected.
FX
State Indication Interpretation
On Normal Fiber port is used on Port 2.
Off Normal UTP port is used on Port 2.