Installation guide

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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
POWER LED: 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/COL LED: 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 On ------- 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