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Led indicators – Tyco Electronics PL0349 User Manual

Page 6

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8 Port Ethernet Smart Switch With Fibre Uplink

Tyco Electronics

Page 6

LED Indicators

The diagnostic LED indicators located on the front panel of the
switch provide real-time information about switch status. The
following table describes the LED status and meaning.

LED

Colour

Function

Power

Green

Power on

Green

The UTP port is operating at 100Mbit/s

10/100

Off

The UTP port is operating at 10Mbit/s or
no partner device is attached

Green

Ethernet link pulses are present

Blinks

Port transmitting or receiving packets

LK/ACT

Off

No device is attached or faulty cable

Orange

The port is in full-duplex mode

Blinks

Collisions in half-duplex mode

FDX/COL

Off

The port is in half-duplex mode

Green

Ethernet fibre pulses are present

Blinks

Port transmitting or receiving packets

LK/ACT

Off

No device is attached or faulty cable

Orange

The port is in full-duplex mode

Blinks

Collisions in half-duplex mode

FDX/COL

Off

The port is in half duplex mode or not
connected correctly