Chapter 3 Hardware Overview

Table 3

LEDs (continued)

 

 

LED

 

COLO

STATUS

 

DESCRIPTION

 

R

 

 

 

 

 

 

ALM

 

Red

On

 

There is a hardware failure.

 

 

 

 

 

 

 

 

 

Off

 

The system is functioning normally.

 

 

 

 

 

 

S1

 

Green

On

 

The Switch is connected to other switches in the stack on

 

 

 

 

 

Stacking Port 1.

 

 

 

 

 

 

 

 

 

Off

 

The Switch is not connected to other switches in the

 

 

 

 

 

stack on Stacking Port 1.

 

 

 

 

 

 

S2

 

Green

On

 

The Switch is connected to other switches in the stack on

 

 

 

 

 

Stacking Port 2.

 

 

 

 

 

 

 

 

 

Off

 

The Switch is not connected to other switches in the

 

 

 

 

 

stack on Stacking Port 2.

 

 

 

 

 

System Status

Displays

 

The Switch is starting up.

 

 

 

hourglas

 

 

 

 

 

s icon

 

 

 

 

 

 

 

 

 

 

 

Displays

 

The LED is showing the Stack ID number of the Switch.

 

 

 

Stack ID

 

 

 

 

 

number

 

 

 

 

 

 

1000Base-T Gigabit Ports (

)

 

 

 

 

 

 

1-24

 

Green

Blinking

 

The system is transmitting/receiving to/from a 10/1000

 

 

 

 

 

Mbps Ethernet network.

 

 

 

 

 

 

 

 

 

On

 

The link to a 10/1000 Mbps Ethernet network is up.

 

 

 

 

 

 

 

 

Amber

Blinking

 

The system is transmitting/receiving to/from a 100 Mbps

 

 

 

 

 

Ethernet network.

 

 

 

 

 

 

 

 

 

On

 

The link to a 100 Mbps Ethernet network is up.

 

 

 

 

 

 

 

 

 

Off

 

The link to an Ethernet network is down.

 

 

 

 

 

1000Base-X Mini-GBIC Slots (

)

 

 

 

 

 

 

1-24

 

Green

On

 

The port has a successful connection.

 

 

 

 

 

 

 

 

 

Blinking

 

The port is receiving or transmitting data.

 

 

 

 

 

 

 

 

 

Off

 

This link is disconnected.

 

 

 

 

 

 

42

 

XGS-4728F User’s Guide