243.3 Panel Display & MeaningDisplay Sign MeaningWhen UPS failure this signal will display, andtogether with the corresponding code.00 Standby mode; 01 AC mode; 02 BatteryInverter mode; 03 Battery test mode; 04 Powersaving mode; 05 Bypass mode.Battery mode mute display, when mute mode,will show “X”.Display output voltage when set parameter, canset 200V, 208V, 220V, 230V, 240V.Display output frequency when set parameter,can set 50Hz, 60Hz, AF (Autosense 50/60).Display remaining battery capacity, batteryvoltage, battery capacity and voltage parameter;automatically switch the display every tenseconds.Display AC input voltage and frequency;automatically switch between frequency andvoltage every ten seconds.Display output voltage and frequency;automatically switch between frequency andvoltage every ten seconds.Means Bypass mode.Display “HIGH” means AC input voltage high;display “LOW” means AC input voltage low.When AC is normal, will show nothing. Whenneutral line and fire wire reverse, it will flashevery second.Display UPS inverter mode.Means output short circuit.