Solid on: device is initializing
Solid off: no device found on RS232 port
Flashing fast (change every 0.2s): Found inverter or SP2000 on RS232 port
Flashing slow (change every 1s): The WiFi-E module is online and successfully connected to router
2. If you need to reconfigure the WiFi-E module, please press and hold the key button for at least 3 seconds
until the blue LED turns solid on and flash fast. Now open the ShinePhone App and long press the WiFi