20
Resetting the Password
7.2
1. Ensure that the SUN2000 connects to the AC and DC power supplies at the same time. 
Indicators        and        are steady green or blink at long intervals for more than 3 minutes.
2. Perform the following operations within 3 minutes:
a. Turn off the AC switch and set the DC switch at the bottom of the SUN2000 to OFF. If the 
SUN2000 connects to batteries, turn off the battery switch. Wait until all the LED indicators on 
the SUN2000 panel turn off.
b. Set the DC switch to ON and ensure that the AC power supply is not connected and the 
indicator        is blinking green at long intervals.
c. Set the DC switch to OFF and wait until all LED indicators on the SUN2000 panel are off.
d. Set the DC switch to ON. Ensure that the AC power supply is not connected. 
a. Wait until the indicator        blinks green at long intervals.
b. Obtain the initial WLAN hotspot name (SSID) and initial password (PSW) from the label on 
the side of the SUN2000 and connect to the app.
c. On the login screen, set a new login password and log in to the app. 
3. Reset the password within 10 minutes. (If no operation is performed within 10 minutes, all  
inverter parameters remain unchanged.) 
4. Set router and management system parameters to implement remote management.