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TP-LINK TL-SG3424P User Manual

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LED 
Status 
Indication 
On 
The switch is powered on 
Off 
The switch is powered off or power supply is abnormal 
Power 
Flashing 
Power supply is abnormal 
Flashing 
The switch works properly 
System 
On/Off 
The switch works improperly 
On 
A 1000 Mbps device is connected to the corresponding port, but 
no activity 
Green 
Flashing  Data is being transmitted or received 
On 
A 10/100 Mbps device is connected to the corresponding port, 
but no activity 
Yellow 
Flashing  Data is being transmitted or received 
10/100/ 
1000 
Mbps  
Port LED 
Off 
No device is connected to the corresponding port 
When the PoE LED is on, the port LED is indicating the power supply status. 
LED 
Status 
Indication 
On 
The switch is powered on 
Off 
The switch is powered off or power supply is abnormal 
Power 
Flashing 
Power supply is abnormal 
Flashing 
The switch works properly 
System 
On/Off 
The switch works improperly 
On 
The remaining PoE power≤7W 
Flashing 
The remaining PoE power keeps ≤7W after this LED is on for 2 
minutes 
PoE Max 
Off 
The remaining PoE power≥7W 
On 
The port is supplying power normally 
Green 
Flashing  The supply power exceeds the correspond port’s maximum 
power 
On Overload 
or 
short 
circuit is detected 
Yellow 
Flashing  Power-on self-test has failed 
10/100/ 
1000 
Mbps  
Port LED 
Off 
No PoE power supply is provided on the port 
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