Steady On
Normal Battery Voltage
Slow Flashing
(A cycle of 2s; on/off lasting for 1s)
Battery Over-discharged
Quick Flashing
(A cycle of 2s; on/off lasting for 0.1s)
Battery Over-voltage
Off
Load turned off
Quick Flashing
(A cycle of 2s; on/off lasting for 0.1s)
Load overload/short-circuited
Steady On
Load functioning normally
Off
System operating normally
Steady On
System malfunctioning
UP Page up; increase the parameter value in setting
DOWN Page down; decrease the parameter value in setting
RETURN Return to previous menu (exit without saving)
SET Enter into sub menu; set/save
Turn on/off loads (in manual mode)
