Allied Telesis AR400 Series Router - Manual (Page 17)

Quick Install Guide 17
C613-04058-00 REV B
System LEDs
LEDs indicate the router’s operational status and port activity..
AR410, AR410S, AR450S LEDs
LED State Function
Power Green The router is receiving power and the power switch
is ON.
System Red or
Amber Lit briefly during router start up, or the router is
malfunctioning.
Flashing The fan has failed.
Off Normal operation.
PIC
(AR410,
AR410S)
Green A port interface card (PIC) is correctly installed and
has been detected by the router.
Off No PIC is installed, or the router has not recognised
the PIC.
Full Dup Green The port is operating at full-duplex.
Off The port is operating at half-duplex
Link/ACT Green A link has been established.
Flashing Data is being transmitted.
Off No link is present.
100M Green The port is operating at 100Mbps.
Off The port is operating at 10Mbps.