UNDERSTANDING LED INDICATORS

The front panel LEDs provides instant status feedback, and, helps monitor and troubleshoot when needed.

Figure 6. LED indicators of the Switch

Power and System LEDs

POWER: Power Indicator

On

:

When the Power LED lights on, the Switch is receiving power.

 

 

 

Off

:

When the Power turns off or the power cord has improper connection.

 

 

 

CPU: Management Indicator

Blinking

:

When the CPU is working, the System LED is blinking.

 

 

 

On/Off

:

The CPU is not working.

 

 

 

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D-Link DGS-1216T manual Power and System LEDs, Understanding LED Indicators