D-Link DES-1228 user manual Understanding LED Indicators, Power and System LEDs, Power LEDs

Models: DES-1228

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Understanding LED Indicators

connector, and the male into a power outlet. Supported input voltages range from 100-240V AC, and 50-60Hz.

Understanding LED Indicators

The front panel LEDs provides instant status feedback and simplifies monitoring and troubleshooting tasks.

Figure 6 – LED indicators of the Switch

Power and System LEDs

Power LEDs

On

Off

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

When the Power LED light is off, the power cord is not improperly connected.

CPU LEDs ( Management Indicator)

Blinking

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

 

 

Off

The CPU is idle.

 

 

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D-Link DES-1228 user manual Understanding LED Indicators, Power and System LEDs, Power LEDs