10 Appendix II: LCD Operation User Manual
80
The inverter waits for sufficient sunlight or battery level, then
the DC voltage recovers. The standby time can be set via the
iSolarCloud App or the iSolarCloud server.
The inverter will stop running by manual “OFF” through the
LCD menu. Set to “ON” if you want to restart the inverter.
The inverter is initializing and synchronizing with the grid.
The DSP or LCD firmware is in its upgrading process.
If an error occurs, the inverter will automatically stop operation,
trigger the AC relay and show “Error” on the LCD with the
indicator lit red.
The master DSP program online upgrade failure.
If the inverter is in standby mode for more than 10 minutes, please
check:
Whether the insolation is sufficient and the PV connection is correct.
Whether the battery level is sufficient and the cable connection is
correct.
If no anomaly is found, disconnect and connect the DC switch and
the main switch to restart.
If it still does not work, contact SUNGROW.
10.2 LCD Menu Structure
Abbreviations
Constant
charging voltage
Max. discharging current
value
Max. charging current
value