1. Get to know your device
StatusColor Description
LED 
indicator
LED indicator
PWR
Solid on
Off
Green
Green
Green
Blinking
Solid on
Blinking
Off
Powered on
Registered successfully
Registering
Received optical power lower than 
optical receiver sensitivity
Received optical power at a proper
value
Off Unregistered
Blinking
Solid on
LAN port connected properly 
without data transmitting
LAN port connected properly with 
data transmitting
Off No Ethernet device connected
Powered off
PON
LOS Red
LAN
PWR PON LOS LAN