4. LED Indicators
4.1 LED Panel
The switch provides comprehensive LED indicators for diagnosing and monitoring the operation of the switch as illustrated below:
4.2 Interpretation
LED Functions
POWERLED: indicates the power status of the switch.
LNK/SPD/ACT LED : indicates the link status, connection speed status, and traffic status of the switched port
DUP/COLLED: indicates the duplex status and collision status
of the switched port
LED States and Indications
LED | State & Color | Indication | |
POWER | Off | No power is supplied to the switch. | |
POWER | On | Green | Power is being supplied to the switch. |
LNK/SPD/ACT | On | Green | Speed 100M, link up |
LNK/SPD/ACT | On | Amber | Speed 10M, link up |
LNK/SPD/ACT | Blink Green | Speed 100M, link up, Tx/Rx activities | |
LNK/SPD/ACT | Blink Amber | Speed 10M, link up, Tx/Rx activities | |
LNK/SPD/ACT | Off | Link down | |
DUP/COL | On | Green | Full duplex mode |
DUP/COL | Off | Half duplex mode, no collision | |
DUP/COL | Blink Green | Half duplex mode, collisions | |