TP-Link TL-PA411 manual Physical Interface, Description

		TL-PA411	AV500 Mini Powerline Adapter
	On	The adapter is connected to a powerline network.
	Blinking	The adapter is transferring data.
Powerline LED	Off	The adapter isn’t connected to any powerline network or
		is in power-saving mode.
	On	The Ethernet port is connected, but there is no data
		being transferred.
Ethernet LED	Blinking	The Ethernet port is transferring data.
	Off	The Ethernet port isn’t connected.

)Note:

5 minutes after the device connected to the adapter is turned off, and the adapter will automatically switch to the power-saving Mode.

2.3 Physical Interface

There are three physical interfaces on this Powerline Adapter.

Interface	Description
Ethernet	A 10/100Mbps Ethernet port for connecting the adapter to the PC or the
	broadband device with a network cable.
Power Plug*	A Power Plug for connecting the adapter to a 100V ~ 240V AC power
	socket.
	Pair buttons are used to secure a powerline network. To secure your
	network, please follow the steps below. Firstly, plug in a new adapter, and
Pair Button	press its pair button for 1 second; then plug in another adapter and press its
	pair button for 1 second as well. The two buttons should be pressed within 2
	minutes of each other. After that, wait about 60 seconds so that the two
	adapters can finish connecting.

*The provided power plug may differ from the picture due to different regional power specifications. Here we take the EU version of this product as an example.

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