Getting Familiar With Your Gateway; Led Indicators - ADTRAN SmartRG SR400ac User Manual

Getting Familiar with your Gateway

This section explains your SR400ac gateway's lights, ports, and buttons.

LED Indicators

Your SR400ac gateway has several status indicators (LEDs) on its top which are described below.
There is also a small LED on the front of the gateway that flickers when data is being transferred.
Legend: White White blinking
LED Action
POWER
WAN
INTERNET
USB / USB 3.0
2.4 GHZ
5 GHZ
(locked wi-fi / WPS)
LAN 1-4
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Green Green blinking
Explanation
Device in CFE mode
Device powered on and ready for use
Device online (at 1000 BASE-T)
Device online (at 10/100 BASE-T)
WAN Ethernet connected (at 1000 BASE-T)
Data being transferred (at 1000 BASE-T)
WAN Ethernet connected (at 10/100BASE-T)
Data being transferred (at 10/100BASE-T)
DSL sync acquired and gateway on line
Data being transferred
Internet authentication / connection has failed
USB device connected
Data being transferred
Wi-Fi enabled
Data being transferred
WPS enabled
Data being transferred
LAN Ethernet connected (at 1000 BASE-T)
Data being transferred (at 1000 BASE-T)
LAN Ethernet connected (at 10/100BASE-T)
Data being transferred (at 10/100BASE-T)
Red
4