16If PV string is also connected with enough voltage, the display will be as shownbelow to indicate the power flow from PV string. Except only solar setting forcharger priority.Even if AC input is absent, PV power can still charge the battery and the displaywill be as shown below.3.4 Operation Modes (after powered on)Press the Power ON/OFF button to power on the inverter and the inverter willautomatically enter into either of the operation mode according to the condition ofAC input and PV input as shown in the table below