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Black Box Hardened Managed Ethernet Switch
Front Panel Display
cPOWER
This LED comes on when the switch is properly connected to power and
turned on.
dPort Status LEDs
The LEDs are located at the left side of the front panel, displaying status for
each respective port. Please refer to the following table for more details.
LED State Indication
10/100TX
On A valid network connection established
Link/ACT
Flashing
Transmitting or receiving data
ACT stands for ACTIVITY
On Communication speed is 100Mbps
10/100
Off Communication speed is 10Mbps
10/100/1000TX, 1000SX/LX
On A valid network connection established
Link/ACT
Flashing
Transmitting or receiving data
ACT stands for ACTIVITY
On Communication speed is 1000Mbps
1000
Off Communication speed is 10/100Mbps
On A valid network connection established
SFP Link
Off No valid network connection established
User’s Manual 13