UNDERSTANDING LED INDICATORS

The front panel’s LED Indicators provide instant status feedback, which help monitoring and troubleshooting LAN issues if needed.

Figure 6 – LED indicators of the Switch

Power and System LEDs

Location

LED

Color

Status

Description

Indicative

 

 

 

 

 

 

 

 

 

 

Power

Green

Solid Light

Power is On

 

 

 

 

Light off

Power is Off

 

 

 

Per Device

 

 

 

 

 

 

Blinking

When the CPU is working,

 

 

 

 

System

Green

the System LED will blink

 

 

 

 

 

 

 

 

On/Off

The CPU is not working

 

 

 

 

 

LED Per

 

 

 

When there is a secure

10/100/

Link/Act

Green

Solid Light

connection (or link) to an

1000 Mbps

 

 

 

Ethernet device in any of

Port

 

 

 

the ports

 

 

 

 

 

15

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Cisco Systems DGS-1224T manual Power and System LEDs, Understanding LED Indicators