You can use the following table to understand the current state of your system based on the LEDs.

                                                                                   

Indicator

Meaning

System 

Off --- Power off

Steady red --- Powering On

Blinking red --- System error

Steady green --- System working

Blinking blue --- firmware updating

Cellular


Blinking red --- Unable to access the cellular network 

Steady blue --- 4G cellular connection successful

Steady green --- 5G cellular connection successful

Signal


Steady red --- Poor signal strength (ASU≤9)

Steady blue --- Medium signal strength (10≤ASU≤19)

Steady green --- Good signal strength (20≤ASU)

WAN


Off --- Disconnected

Steady green --- Port working properly

Blinking green --- Data transferring

LAN


Off --- Disconnected

Steady green --- Port works properly

Blinking green --- Data transferring

Wi-Fi 5GHz

Off --- AP mode disabled

Blinking green --- AP mode enabled

Steady green --- The STA device successfully connects to this device

Wi-Fi 2.4GHz

Off --- AP mode disabled

Blinking green --- AP mode enabled

Steady green --- The STA device successfully connects to this device