Led Indicators; Power Leds - D-Link DGS-1224T Quick Installation Manual

n 1000BASE-T Twisted Pair Ports (Port 1~24)
The DGS-1224T is equipped with two Gigabit twisted pair ports that
are auto negotiable 10/100/1000Mbps and also support auto
MDI/MDIX crossover detection. These two ports can operate in half-
and full- duplex modes.
n Mini GBIC Ports (Option Port 23~24)
The Switch is equipped with two Mini GBIC ports, supported optional
1000BASE-SX/LX Mini GBIC module.
Note: When the port was set to "Forced Mode", the Auto
MDI/MDIX will be disabled.

LED Indicators

LED stands for Light-Emitting Diode
The front panel LEDs provides instant status feedback and simplifies
monitoring and troubleshooting tasks.
LED indicators of the Switch
n

Power LEDs

On When the Power LED light is on, the Switch is
receiving power.
Off When the Power LED light is off, the power cord is
improperly connected.
n
CPU LEDs ( Management Indicator)
Blinking When the CPU is working, the System LED is
blinking.
On/Off The CPU is not working.
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