5D-Link GO-RT-N150 User Manual
Section 1 - Product Overview
Hardware Overview
LEDs
Local Network LEDs 
A  solid  light  indicates  a  connection  to  an 
Ethernet-enabled  computer  on  ports  1-4. 
This LED blinks during  data transmission.
WLAN LED 
A solid light indicates that the wireless 
segment  is  ready.  This  LED  blinks 
during wireless data transmission.
Power LED 
A  solid  light  indicates  a 
proper  connection  to  the 
power supply.
Internet LED 
A solid light indicates connection on 
the  Internet  port.  This  LED  blinks 
during data transmission.