: Immediately turn off the AC, DC, and battery switches again as soon as you see the slow blink. Second Power On
If the inverter is bound to a FusionSolar enterprise account (not a personal one), resetting the password locally might not work because the SUN2000 expects an App "Handshake." huawei+sun2000+reset+installer+password+work
Before starting, ensure the inverter has been powered on and operating normally (steady or slowly blinking green indicators) for at least . Physical Reset Procedure You must complete these steps within 4 minutes : : Immediately turn off the AC, DC, and
: Ensure the AC and DC power supplies to the inverter are both connected and that the indicators (LED1 and LED2) are steady green or blinking slowly for more than 3 minutes. : Immediately turn off the AC